{"id":21968,"date":"2026-05-29T09:50:57","date_gmt":"2026-05-29T09:50:57","guid":{"rendered":"https:\/\/www.sysinfotools.com\/blog\/?p=21968"},"modified":"2026-06-19T12:35:24","modified_gmt":"2026-06-19T12:35:24","slug":"move-domain-between-office-365-tenants","status":"publish","type":"post","link":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/","title":{"rendered":"Move Domain Between Office 365 Tenants Without Downtime"},"content":{"rendered":"<div class=\"p-4 mb-4\" style=\"border: 2px solid #005EFF; border-radius: 30px;\">\n<p style=\"text-align: center;\"><em><span style=\"font-weight: 400;\">\u201cHello, I am Catherine Benett, IT Head at London, and I need to move a domain from one Office 365 tenant to another and would really appreciate any tips on the best way to go about this using a step-by-step procedure. Are there pitfalls or other challenges I should watch for to have a hassle-free experience? Thanks in advance for your assistance!\u201d<\/span><\/em><\/p>\n<p style=\"text-align: right;\"><strong>-From Microsoft Community Queries<\/strong><\/p>\n<\/div>\n<div class=\"block_sum\">\n<p>The decision to move domain between Office 365 tenants is delicate, as the Microsoft ecosystem allows the use of only one domain with a single tenant at a time. So, if you do not consider this and show a lack of concern, access to your emails can be lost completely. However, with proper planning and the right methods, you can securely make the transfer without operations or business workflow disruption. This includes going through the free solutions and a dedicated <strong>SysInfo<\/strong> <a href=\"https:\/\/www.sysinfotools.com\/o365-tenant-to-tenant-migration.php\" target=\"_blank\" rel=\"noopener\"><strong>O365 Tenant to Tenant Migration Tool<\/strong><\/a> for moving domains without downtime or data loss in an instance.<\/p>\n<div class=\"blog-btn\">\n<ul id=\"db-btn-container\" class=\"nav nav-tabs mt-4\" role=\"tablist\">\n<li class=\"nav-item\"><a id=\"windows-tab\" class=\"nav-link active\" role=\"tab\" href=\"#windows\" data-toggle=\"tab\" aria-controls=\"windows\" aria-selected=\"true\"><i class=\"icon-windows\"><\/i> Windows<\/a><\/li>\n<li class=\"nav-item\"><a id=\"mac-tab\" class=\"nav-link\" role=\"tab\" href=\"#mac\" data-toggle=\"tab\" aria-controls=\"mac\" aria-selected=\"false\"><i class=\"icon-apple\"><\/i> Mac<\/a><\/li>\n<\/ul>\n<div id=\"db-btn-containerContent\" class=\"tab-content my-2\">\n<div id=\"windows\" class=\"tab-pane fade active show\" role=\"tabpanel\" aria-labelledby=\"windows-tab\"><a class=\"sum-d-btn\" href=\"https:\/\/www.sysinfotools.com\/demo-version\/sysinfo-tenant-to-tenant-migration.exe\"><i class=\"icon-windows\"><\/i> Download<\/a> <a class=\"sum-b-btn\" href=\"https:\/\/www.sysinfotools.com\/buynow\/tenant-to-tenant-migration.php\" target=\"_blank\" rel=\"noopener\"><i class=\"icon icon-basket\"><\/i> Buy Now<\/a><\/div>\n<div id=\"mac\" class=\"tab-pane fade\" role=\"tabpanel\" aria-labelledby=\"mac-tab\"><a class=\"sum-d-btn\" href=\"https:\/\/www.sysinfotools.com\/demo-version\/sysinfo-tenant-to-tenant-migration-mac.dmg\"><i class=\"icon-apple\"><\/i> Download<\/a> <a class=\"sum-b-btn\" href=\"https:\/\/www.sysinfotools.com\/buynow\/tenant-to-tenant-migration.php\" target=\"_blank\" rel=\"noopener\"><i class=\"icon icon-basket\"><\/i> Buy Now<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<div class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/div>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#When_to_Migrate_Office_365_Domain_to_Another_Tenant\" >When to Migrate Office 365 Domain to Another Tenant?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Free_Move_Domain_Between_Office_365_Tenants\" >Free Move Domain Between Office 365 Tenants\u00a0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Phase_1_Pre-Migration_Preparations_and_Validations\" >Phase 1: Pre-Migration Preparations and Validations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Phase_2_Move_Office_365_Domain_Emails_to_New_Tenant\" >Phase 2: Move Office 365 Domain Emails to New Tenant<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Phase_3_Post-Migration_Checks\" >Phase 3: Post-Migration Checks\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Migrate_Office_365_Domain_to_Another_Tenant_Issues_Fix\" >Migrate Office 365 Domain to Another Tenant: Issues &amp; Fix<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Heuristically_Move_Domain_Between_Office_365_Tenants\" >Heuristically Move Domain Between Office 365 Tenants<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Working_to_Move_Office_365_Domain_Emails_to_New_Tenant\" >Working to Move Office 365 Domain Emails to New Tenant<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#Ending_Remarks\" >Ending Remarks\u00a0<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"When_to_Migrate_Office_365_Domain_to_Another_Tenant\"><\/span>When to Migrate Office 365 Domain to Another Tenant?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The need for a domain transfer during <a href=\"https:\/\/www.sysinfotools.com\/blog\/office-365-tenant-to-tenant-migration\/\" target=\"_blank\" rel=\"noopener\"><strong>Office 365 Tenant to Tenant Migration<\/strong><\/a> usually arises in the following scenarios:<\/p>\n<ul>\n<li aria-level=\"1\">Companies consolidating M365 environments require managing all domains under a single tenant.\u00a0<\/li>\n<li aria-level=\"1\">Business units divestiture its own separate tenant, and the associated domains must move along.\u00a0<\/li>\n<li aria-level=\"1\">Rebranding the organization to a new domain for all Microsoft 365 tenants as one.\u00a0<\/li>\n<li aria-level=\"1\">Switch from a partner-managed tenant like GoDaddy to the native Microsoft plan.\u00a0<\/li>\n<li aria-level=\"1\">Attaching the domain to a single tenant with all email accounts, user mailboxes, and OneDrive data.\u00a0<\/li>\n<li aria-level=\"1\">Necessity to move the domain to a specific geographic tenant for data and compliance management.\u00a0<\/li>\n<li aria-level=\"1\">Restructuring Microsoft licences and switching to different subscriptions to demand this migration.\u00a0<\/li>\n<\/ul>\n<table border=\"1\">\n<tbody>\n<tr>\n<td>\n<p><strong>Quick Answer: <\/strong><em>How to move domain from one Microsoft account to another?<\/em><\/p>\n<p>You can use the standard Microsoft domain or mail routing manual methods to make the transfer. Or, you can try the <a href=\"https:\/\/www.sysinfotools.com\/blog\/m365-tenant-migration-software\/\" target=\"_blank\" rel=\"noopener\"><strong>Best M365 Tenant Migration Software<\/strong><\/a> by SysInfo for an immediate, secure, and scalable data transfer. Explore all of them below for efficient migrations without downtime or loss.\u00a0<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Free_Move_Domain_Between_Office_365_Tenants\"><\/span>Free Move Domain Between Office 365 Tenants\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The entire process is divided into three major phases for an easy and simplified understanding. The mail routing part is covered in the same phase 2 of this native method. Steps are:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phase_1_Pre-Migration_Preparations_and_Validations\"><\/span>Phase 1: Pre-Migration Preparations and Validations<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Before routing your emails to move the domain between two tenant accounts, you must set up the environment and take a few more checks. These are:<\/p>\n<ol>\n<li aria-level=\"1\">First, get started with auditing your source environment.\u00a0<\/li>\n<li aria-level=\"1\">Check all groups, users, mailboxes, lists, and teams associated with the domain you plan to move.\u00a0<\/li>\n<li aria-level=\"1\">Create a<strong> CSV<\/strong> for all <strong>email aliases, proxy addresses, and UPNs<\/strong> of your domain.\u00a0<\/li>\n<li aria-level=\"1\">Further, prepare a <strong>new Microsoft 365 tenant <\/strong>account if it doesn\u2019t already exist.\u00a0<\/li>\n<li aria-level=\"1\">Then, prepare <strong>temporary user accounts <\/strong>in the target tenant through <strong>onmicrosoft.com domain<\/strong>.\u00a0<\/li>\n<li aria-level=\"1\">Also, assign appropriate<strong> licences<\/strong> to each user and go to the <strong>Domain Registrar.\u00a0<\/strong><\/li>\n<li aria-level=\"1\">Reduce the <strong>TTL (Time to Live) <\/strong>for your <strong>MX records<\/strong> to a minimal value there, i.e., <strong>5 minutes (300 seconds)<\/strong>.\u00a0<\/li>\n<li aria-level=\"1\">It is essential for the propagation of <strong>DNS changes<\/strong> during the domain migration between tenants.\u00a0<\/li>\n<li aria-level=\"1\">Then, use the <strong>SysInfo Microsoft 365 Tenant to Tenant Migration Tool<\/strong> or <strong>Microsoft&#8217;s built-in cross-tenant migration <\/strong>solution to take a backup.\u00a0<\/li>\n<li aria-level=\"1\">In the end, do not forget to communicate with the users about this domain migration.\u00a0<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Phase_2_Move_Office_365_Domain_Emails_to_New_Tenant\"><\/span>Phase 2: Move Office 365 Domain Emails to New Tenant<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Here, you can set up the mail routes and detach and reattach the Office 365 domains for migration between two tenant accounts. Use these steps:<\/p>\n<h4>#Mail Routing and Domain Detachment\u00a0<\/h4>\n<ol>\n<li aria-level=\"1\">Configure a <strong>mail routing relay <\/strong>between the source and destination tenant.<\/li>\n<li aria-level=\"1\">Then, <strong>forward<\/strong> all the <strong>inbound emails <\/strong>to all <strong>temporary onmicrosoft.com <\/strong>addresses.\u00a0<\/li>\n<li aria-level=\"1\">Next, <strong>update<\/strong> your <strong>MX records<\/strong> so that they point to the mail routing email service provider IP address.\u00a0<\/li>\n<li aria-level=\"1\">Verify the <strong>delta synchronization<\/strong> to move if any data creation or modification exists beyond the initial migration.\u00a0<\/li>\n<li aria-level=\"1\">Further, <strong>change <\/strong>every domain user\u2019s <strong>primary SMTP address <\/strong>and <strong>UPN <\/strong>from @yourdomainname.com.\u00a0<\/li>\n<li aria-level=\"1\">Replace it with a <strong>temporary @source.onmicrosoft.com address<\/strong> using the given <strong>PowerShell script:\u00a0<\/strong><\/li>\n<table border=\"1\">\n<tbody>\n<tr>\n<td>\n<p><strong>Get-MsolUser -DomainName &#8220;yourdomainname.com&#8221; | Set-MsolUserPrincipalName -NewUserPrincipalName {$_.UserPrincipalName -replace &#8220;yourdomainname.com&#8221;,&#8221;source.onmicrosoft.com&#8221;}<\/strong><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<li aria-level=\"1\">Verify that your original domain is no longer set as the default and remove it from everywhere.\u00a0<\/li>\n<li aria-level=\"1\"><strong>Sign in<\/strong> to the <strong>source Microsoft 365 Admin Center<\/strong> and go to <strong>Settings<\/strong> and then <strong>Domains<\/strong>.\u00a0<\/li>\n<li aria-level=\"1\">After that, pick your <strong>domain<\/strong> and click the <strong>Remove <\/strong>button to exclude it.\u00a0<\/li>\n<li aria-level=\"1\">System validates that no object references remain for the domain and waits until the Microsoft backend releases it.\u00a0<\/li>\n<li aria-level=\"1\">It usually takes 15-60 minutes or upto 72 hours in complex situations.\u00a0<\/li>\n<\/ol>\n<h4>#Transfer Microsoft 365 Domain to Another Tenant<\/h4>\n<ol>\n<li aria-level=\"1\">Now, <strong>sign in <\/strong>to the <strong>Microsoft 365 Admin Center <\/strong>for the <strong>target Tenant Account.\u00a0<\/strong><\/li>\n<li aria-level=\"1\">Again, go to<strong> Settings<\/strong> and click <strong>Domain &gt;&gt; Add<\/strong>. Enter the <strong>name<\/strong> and follow the instructions.\u00a0<\/li>\n<li aria-level=\"1\">Further, <strong>verify<\/strong> the <strong>domain ownership<\/strong> by adding <strong>TXT\/MX records<\/strong> that Microsoft provided to your DNS.\u00a0<\/li>\n<li aria-level=\"1\">Next, change the <strong>primary SMTP address<\/strong> of each user from <strong>@target.onmicrosoft.com<\/strong> to <strong>@yourdomainname1.com.<\/strong>\u00a0<\/li>\n<li aria-level=\"1\"><strong>Assign<\/strong> the <strong>licences<\/strong> and recreate shared mailboxes, groups, and teams as required.\u00a0<\/li>\n<li aria-level=\"1\">Furthermore, <strong>update<\/strong> the <strong>MX records<\/strong> and redirect to the target M365 infrastructure (yourdomainname1.mail.protection.outlook.com)<\/li>\n<li aria-level=\"1\"><strong>Disable<\/strong> the <strong>mail routing<\/strong> and test the email communication flow.\u00a0<\/li>\n<li aria-level=\"1\">Also, add the old domain&#8217;s email addresses as aliases to the new users, if required to continue accessing the emails. (optional)\u00a0<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Phase_3_Post-Migration_Checks\"><\/span>Phase 3: Post-Migration Checks\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Once your entire process to move domain between Office 365 Tenants manually is marked completed, take the following validations:<\/p>\n<ol>\n<li aria-level=\"1\"><strong>All users can sign in<\/strong> with new domain credentials and test inbound emails.\u00a0<\/li>\n<li aria-level=\"1\">Verify that <strong>outbound emails represent the correct domain <\/strong>in the \u201cTo\u201d field.<\/li>\n<li aria-level=\"1\">Ensure that <strong>calendar invites and shared calendars<\/strong> function properly.\u00a0<\/li>\n<li aria-level=\"1\">Monitor <strong>mail flow logs, SharePoint, and OneDrive links<\/strong> work properly.\u00a0<\/li>\n<li aria-level=\"1\">Reconfigure <strong>Microsoft applications and devices <\/strong>using Modern Authentication.\u00a0<\/li>\n<\/ol>\n<h4>Why This Method Isn\u2019t Enterprise Friendly?<\/h4>\n<p>The method has several unavoidable cons which makes it a less preferable choice for IT professionals and individuals:<\/p>\n<ul>\n<li aria-level=\"1\">Very lengthy, time-consuming, complex, and hectic procedure.\u00a0<\/li>\n<li aria-level=\"1\">Needs a high level of technical proficiency or expert assistance.\u00a0<\/li>\n<li aria-level=\"1\">Admin credentials with proper licences and good internet are needed.\u00a0<\/li>\n<li aria-level=\"1\">Unused mailboxes and resources must be removed before migration.\u00a0<\/li>\n<li aria-level=\"1\">You need to use a third-party trusted software for data backup in between.\u00a0<\/li>\n<li aria-level=\"1\">High risk of configuration issues and data loss or corruption.\u00a0<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Migrate_Office_365_Domain_to_Another_Tenant_Issues_Fix\"><\/span>Migrate Office 365 Domain to Another Tenant: Issues &amp; Fix<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>While you perform the manual method, several common challenges and errors may arise. Here\u2019s a comprehensive table explaining the issues and their fix in complete detail.\u00a0<\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<td>\n<p><strong>Errors\u00a0<\/strong><\/p>\n<\/td>\n<td>\n<p><strong>About\u00a0<\/strong><\/p>\n<\/td>\n<td>\n<p><strong>Resolution<\/strong><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Domain in use\u00a0<\/p>\n<\/td>\n<td>\n<p>While adding a domain to the target tenant, it displays that the domain is already added to an Office 365 tenant<\/p>\n<\/td>\n<td>\n<p>Remove the domain completely from the source tenant before migration. Without access, contact Microsoft support so they can help release the domain forcefully after domain ownership verification.\u00a0<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Email Loss\u00a0<\/p>\n<\/td>\n<td>\n<p>While removing the domain, inbound emails often bounce or get lost<\/p>\n<\/td>\n<td>\n<p>Use a mail routing relay or a professional Tenant to Tenant Migration Software like SysInfo.\u00a0<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Conflicts for Azure AD Connection\u00a0<\/p>\n<\/td>\n<td>\n<p>Once the domain is moved, on-premises directory syncs generally fail<\/p>\n<\/td>\n<td>\n<p>Ensure Azure AD Connect is disabled on the source tenant before the domain removal, and after reading the domain, update UPN &amp; proxy addresses in Azure AD, or best choose a tool that uses Modern OAuth2.0 and Graph API.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Problems with licence assignment\u00a0<\/p>\n<\/td>\n<td>\n<p>Users face the inability to access Microsoft services because the license is missing\u00a0<\/p>\n<\/td>\n<td>\n<p>Verify target tenant has available licences for all user accounts and that they are assigned before the sign-in attempt for migration.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Broken access to shared mailboxes\u00a0<\/p>\n<\/td>\n<td>\n<p>After the migration, users cannot access shared mailboxes<\/p>\n<\/td>\n<td>\n<p>Re-create shared mailboxes in the target tenant with the correct domain and permissions and migrate their data.\u00a0<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Heuristically_Move_Domain_Between_Office_365_Tenants\"><\/span>Heuristically Move Domain Between Office 365 Tenants<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>While the manual method is available, it is quite complex and inefficient for large and bulky mailboxes with critical data. Therefore, we have another expert, trusted, and reliable solution, i.e.,<strong> SysInfo Microsoft 365 Migration Tool<\/strong>. It allows you to <a href=\"https:\/\/www.sysinfotools.com\/blog\/migrate-onedrive-to-another-tenant\/\" target=\"_blank\" rel=\"noopener\"><strong>migrate OneDrive to Another Tenant<\/strong><\/a> along with mailboxes and SharePoint data. Additionally, enterprises can ensure that their data is secure and managed with 100% accuracy and zero loss. This is beneficial to resume business continuity during the migrations.\u00a0<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Working_to_Move_Office_365_Domain_Emails_to_New_Tenant\"><\/span>Working to Move Office 365 Domain Emails to New Tenant<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Follow the simple step-by-step procedure below to perform the tenant-to-tenant migration and move domains with ease:<\/p>\n<ol>\n<li aria-level=\"1\">Launch the <strong>SysInfo O365 Tenant Migration Software<\/strong> and click <strong>Copy Mailboxes<\/strong>.\u00a0<br \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-21969\" src=\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/image-28.webp\" alt=\"Launch the SysInfo O365 Tenant Migration Software and click Copy Mailboxes\" width=\"747\" height=\"416\" srcset=\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/image-28.webp 747w, https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/image-28-300x167.webp 300w\" sizes=\"auto, (max-width: 747px) 100vw, 747px\" \/><\/li>\n<li aria-level=\"1\">Then, choose your <strong>authentication type<\/strong> and <strong>Add Connection<\/strong> to sign in to the source domain.\u00a0<br \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/www.sysinfotools.com\/asset\/img\/screenshot\/tenant-to-tenant-migration\/s2.webp\" alt=\"choose your authentication type and Add Connection to sign in to the source domain\" width=\"751\" height=\"421\" \/><\/li>\n<li aria-level=\"1\">Further, choose the <strong>mailboxes<\/strong> to transfer, verify in <strong>Selected Mailboxes<\/strong>, and click <strong>Continue to select the destination.\u00a0<br \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-21970\" src=\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/image-29.webp\" alt=\"Further, choose the mailboxes to transfer, verify in Selected Mailboxes, and click Continue to select the destination\" width=\"751\" height=\"444\" srcset=\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/image-29.webp 521w, https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/image-29-300x177.webp 300w\" sizes=\"auto, (max-width: 751px) 100vw, 751px\" \/><br \/><\/strong><\/li>\n<li aria-level=\"1\">Afterward, select <strong>destination mailboxes <\/strong>and <strong>map<\/strong> the source and destination domain tenants.\u00a0<br \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/www.sysinfotools.com\/asset\/img\/screenshot\/tenant-to-tenant-migration\/s3.webp\" alt=\"Afterward, select destination mailboxes and map the source and destination domain tenants\" width=\"751\" height=\"421\" \/><\/li>\n<li aria-level=\"1\">At last, apply the filters and click on <strong>Start Migration<\/strong> to move the domains.<br \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone \" src=\"https:\/\/www.sysinfotools.com\/asset\/img\/screenshot\/tenant-to-tenant-migration\/s4.webp\" alt=\"At last, apply the filters and click on Start Migration to move the domains\" width=\"760\" height=\"454\" \/><\/li>\n<\/ol>\n<p>Isn\u2019t it a simpler and more scalable solution as compared to the troublesome freeway to transfer Microsoft 365 domain to another tenant? Streamline your operations with this tool easily using the <strong>Demo Version <\/strong>right away! It allows you to migrate 50 emails per folder, OneDrive and SharePoint files &lt; 20MB, and upto 5 list items per list.<\/p>\n<h4>Why Enterprises Prefer Migration Tool?<\/h4>\n<ul>\n<li aria-level=\"1\">Always migrates your entire data without any scope for loss.\u00a0<\/li>\n<li aria-level=\"1\">Use it to <a href=\"https:\/\/www.sysinfotools.com\/blog\/migrate-sharepoint-site-to-another-tenant\/\" target=\"_blank\" rel=\"noopener\"><strong>migrate SharePoint Site to Another Tenant<\/strong><\/a> in an instance.\u00a0<\/li>\n<li aria-level=\"1\">Manages mailboxes, OneDrive, and SharePoint data with precision.\u00a0<\/li>\n<li aria-level=\"1\">Keeps the original folder structure and metadata intact as the original.\u00a0<\/li>\n<li aria-level=\"1\">Supports incremental migration and deduplication during and pre-migration.\u00a0<\/li>\n<li aria-level=\"1\">Uses modern authentication and Graph API for secure login and transfer.\u00a0<\/li>\n<li aria-level=\"1\">Migrate emails selectively and filter them on multiple bases for clarity.\u00a0<\/li>\n<li aria-level=\"1\">Allows pilot test migrations and works across all Mac and Windows versions.\u00a0<\/li>\n<li aria-level=\"1\">Suited for both techie and non-techie users with or without technicalities.\u00a0<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Ending_Remarks\"><\/span>Ending Remarks\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The decision to move domain between Office 365 tenants is statistically meaningful for organizations and businesses. However, ensuring that it is completed without downtime and zero loss requires a strategic solution and proper planning. This is only possible if you stage your data, protect the mail flow, transfer domains correctly, and validate everything with manual transfers. Or, best use the SysInfo Office 365 Tenant to Tenant Migration Tool for moving domains disruption-free in a smooth, clean, and secure manner without extra effort. For concerns, connect with the <a href=\"https:\/\/vm.providesupport.com\/0pi295uz3ga080c7lxqxxuaoxr\" target=\"_blank\" rel=\"noopener\"><strong>technical experts 24*7<\/strong><\/a> and have a hassle-free domain transfer.<\/p>\n<h4 class=\"faq_heading\">Frequently Asked Questions<\/h4>\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1780046278577\"><strong class=\"schema-faq-question\">Q1. How can I move a domain between Office 365 tenants easily?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans. <\/strong>There is no single-click solution, but you can use the SysInfo M365 Migration Tool to move domains between Office 365 tenants securely. The process is simple, i.e., sign in to the source account, select mailboxes, sign in to the destination account, map mailboxes, apply filters, start migration, and check progress and the migration report.\u00a0<br><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780046288575\"><strong class=\"schema-faq-question\">Q2. Can I migrate Office 365 domain emails to a new tenant without data loss?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans. <\/strong>Yes, using the manual migration for small transfers with technical expertise, and with Microsoft 365 Tenant to Tenant Migration Software for large mailboxes, migrate domain emails to the new tenant without data loss.\u00a0<br><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780046306654\"><strong class=\"schema-faq-question\">Q3. How long does it take to move a domain between Microsoft 365 tenants?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans. <\/strong>The duration for moving domains between Office 365 tenants depends on the mailbox volume. Generally, it takes a few hours, including propagation time. Microsoft states it can exceed upto 72 hours or more. With the software, this task completes in the least possible time.\u00a0<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780046325286\"><strong class=\"schema-faq-question\">Q4. Is it safe to move a domain between Microsoft 365 tenants?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans. <\/strong>Yes, it is absolutely safe to move domains between M365 tenants when done correctly with planning and the right solution, manual or professional. Ensure running trial tests first to avoid losses or putting data at risk.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780046347014\"><strong class=\"schema-faq-question\">Q5. What are common issues during Office 365 domain migration?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans. <\/strong>The most common problems are email and metadata loss, domain syncs, mapping, licence errors, broken permissions, and authentication troubles. Also, in the free method, updating MX records and DNS settings is a concern too.\u00a0<br><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780046434455\"><strong class=\"schema-faq-question\">Q6. Can I transfer custom email aliases to the new Office 365 tenant?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans. <\/strong>Yes, you can transfer a custom email address to a new Office 365 tenant manually using PowerShell scripts. Or with the SysInfo Office 365 Tenant Migrator selection options.\u00a0<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1780046455519\"><strong class=\"schema-faq-question\">Q7. Can businesses perform Office 365 domain migration without disrupting operations?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans. <\/strong>Absolutely, yes. Businesses must use mail routing or the Office 365 Tenant Migration Tool by SysInfo to transfer domains without disruption of business operations. It runs the process in the background so that users can continue with their running tasks, and incremental migration support ensures no data is replicated.<\/p> <\/div> <\/div>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;21968&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Move Domain Between Office 365 Tenants Without Downtime&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">Rate this post<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u201cHello, I am Catherine Benett, IT Head at London, and I need to move a domain from one Office 365<a class=\"read-more ml-1 main-read-more\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":21971,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1594],"tags":[],"class_list":["post-21968","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cloud-backup"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Move Domain Between Office 365 Tenants Without Downtime<\/title>\n<meta name=\"description\" content=\"Learn how to move domain between Office 365 tenants without downtime using this step-by-step migration guide for seamless business continuity\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Move Domain Between Office 365 Tenants Without Downtime\" \/>\n<meta property=\"og:description\" content=\"Learn how to move domain between Office 365 tenants without downtime using this step-by-step migration guide for seamless business continuity\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\" \/>\n<meta property=\"og:site_name\" content=\"SysinfoTools Tech Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/sysinfotools\" \/>\n<meta property=\"article:published_time\" content=\"2026-05-29T09:50:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-19T12:35:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"698\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Simran Bhatia\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Simran Bhatia\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"11 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\"},\"author\":{\"name\":\"Simran Bhatia\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/person\/0bc86a610ba204e43dcf67ac0c4f422a\"},\"headline\":\"Move Domain Between Office 365 Tenants Without Downtime\",\"datePublished\":\"2026-05-29T09:50:57+00:00\",\"dateModified\":\"2026-06-19T12:35:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\"},\"wordCount\":2095,\"publisher\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp\",\"articleSection\":[\"Cloud Backup\"],\"inLanguage\":\"en-US\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\",\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\",\"name\":\"Move Domain Between Office 365 Tenants Without Downtime\",\"isPartOf\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp\",\"datePublished\":\"2026-05-29T09:50:57+00:00\",\"dateModified\":\"2026-06-19T12:35:24+00:00\",\"description\":\"Learn how to move domain between Office 365 tenants without downtime using this step-by-step migration guide for seamless business continuity\",\"breadcrumb\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046278577\"},{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046288575\"},{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046306654\"},{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046325286\"},{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046347014\"},{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046434455\"},{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046455519\"}],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage\",\"url\":\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp\",\"contentUrl\":\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp\",\"width\":698,\"height\":400,\"caption\":\"Move Domain Between Office 365 Tenants\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.sysinfotools.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Move Domain Between Office 365 Tenants Without Downtime\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#website\",\"url\":\"https:\/\/www.sysinfotools.com\/blog\/\",\"name\":\"SysinfoTools Tech Blog\",\"description\":\"Overview of Trending Technology Issues and Challenges\",\"publisher\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.sysinfotools.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#organization\",\"name\":\"SysinfoTools\",\"url\":\"https:\/\/www.sysinfotools.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2024\/07\/logo-new.webp\",\"contentUrl\":\"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2024\/07\/logo-new.webp\",\"width\":235,\"height\":61,\"caption\":\"SysinfoTools\"},\"image\":{\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/sysinfotools\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/person\/0bc86a610ba204e43dcf67ac0c4f422a\",\"name\":\"Simran Bhatia\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/secure.gravatar.com\/avatar\/640214467911604daca4d8657c68321260a2bb37049f372d203fa8fe6218dc5d?s=96&r=g\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/640214467911604daca4d8657c68321260a2bb37049f372d203fa8fe6218dc5d?s=96&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/640214467911604daca4d8657c68321260a2bb37049f372d203fa8fe6218dc5d?s=96&r=g\",\"caption\":\"Simran Bhatia\"},\"description\":\"Simran Bhatia is a technical content writer engaged in writing clear, concise, and SEO-optimized content. With a background in computer science and a passion for writing, I thrive to deliver complex technical content in simple layman terms.\",\"sameAs\":[\"https:\/\/www.sysinfotools.com\/\",\"https:\/\/www.linkedin.com\/in\/simran-bhatia-190169299\"],\"url\":\"https:\/\/www.sysinfotools.com\/blog\/author\/admin\/\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046278577\",\"position\":1,\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046278577\",\"name\":\"Q1. How can I move a domain between Office 365 tenants easily?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>Ans. <\/strong>There is no single-click solution, but you can use the SysInfo M365 Migration Tool to move domains between Office 365 tenants securely. The process is simple, i.e., sign in to the source account, select mailboxes, sign in to the destination account, map mailboxes, apply filters, start migration, and check progress and the migration report.\u00a0<br>\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046288575\",\"position\":2,\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046288575\",\"name\":\"Q2. Can I migrate Office 365 domain emails to a new tenant without data loss?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>Ans. <\/strong>Yes, using the manual migration for small transfers with technical expertise, and with Microsoft 365 Tenant to Tenant Migration Software for large mailboxes, migrate domain emails to the new tenant without data loss.\u00a0<br>\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046306654\",\"position\":3,\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046306654\",\"name\":\"Q3. How long does it take to move a domain between Microsoft 365 tenants?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>Ans. <\/strong>The duration for moving domains between Office 365 tenants depends on the mailbox volume. Generally, it takes a few hours, including propagation time. Microsoft states it can exceed upto 72 hours or more. With the software, this task completes in the least possible time.\u00a0\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046325286\",\"position\":4,\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046325286\",\"name\":\"Q4. Is it safe to move a domain between Microsoft 365 tenants?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>Ans. <\/strong>Yes, it is absolutely safe to move domains between M365 tenants when done correctly with planning and the right solution, manual or professional. Ensure running trial tests first to avoid losses or putting data at risk.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046347014\",\"position\":5,\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046347014\",\"name\":\"Q5. What are common issues during Office 365 domain migration?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>Ans. <\/strong>The most common problems are email and metadata loss, domain syncs, mapping, licence errors, broken permissions, and authentication troubles. Also, in the free method, updating MX records and DNS settings is a concern too.\u00a0<br>\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046434455\",\"position\":6,\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046434455\",\"name\":\"Q6. Can I transfer custom email aliases to the new Office 365 tenant?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>Ans. <\/strong>Yes, you can transfer a custom email address to a new Office 365 tenant manually using PowerShell scripts. Or with the SysInfo Office 365 Tenant Migrator selection options.\u00a0\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046455519\",\"position\":7,\"url\":\"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046455519\",\"name\":\"Q7. Can businesses perform Office 365 domain migration without disrupting operations?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<strong>Ans. <\/strong>Absolutely, yes. Businesses must use mail routing or the Office 365 Tenant Migration Tool by SysInfo to transfer domains without disruption of business operations. It runs the process in the background so that users can continue with their running tasks, and incremental migration support ensures no data is replicated.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Move Domain Between Office 365 Tenants Without Downtime","description":"Learn how to move domain between Office 365 tenants without downtime using this step-by-step migration guide for seamless business continuity","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/","og_locale":"en_US","og_type":"article","og_title":"Move Domain Between Office 365 Tenants Without Downtime","og_description":"Learn how to move domain between Office 365 tenants without downtime using this step-by-step migration guide for seamless business continuity","og_url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/","og_site_name":"SysinfoTools Tech Blog","article_publisher":"https:\/\/www.facebook.com\/sysinfotools","article_published_time":"2026-05-29T09:50:57+00:00","article_modified_time":"2026-06-19T12:35:24+00:00","og_image":[{"width":698,"height":400,"url":"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp","type":"image\/webp"}],"author":"Simran Bhatia","twitter_misc":{"Written by":"Simran Bhatia","Est. reading time":"11 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#article","isPartOf":{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/"},"author":{"name":"Simran Bhatia","@id":"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/person\/0bc86a610ba204e43dcf67ac0c4f422a"},"headline":"Move Domain Between Office 365 Tenants Without Downtime","datePublished":"2026-05-29T09:50:57+00:00","dateModified":"2026-06-19T12:35:24+00:00","mainEntityOfPage":{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/"},"wordCount":2095,"publisher":{"@id":"https:\/\/www.sysinfotools.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage"},"thumbnailUrl":"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp","articleSection":["Cloud Backup"],"inLanguage":"en-US"},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/","url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/","name":"Move Domain Between Office 365 Tenants Without Downtime","isPartOf":{"@id":"https:\/\/www.sysinfotools.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage"},"image":{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage"},"thumbnailUrl":"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp","datePublished":"2026-05-29T09:50:57+00:00","dateModified":"2026-06-19T12:35:24+00:00","description":"Learn how to move domain between Office 365 tenants without downtime using this step-by-step migration guide for seamless business continuity","breadcrumb":{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046278577"},{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046288575"},{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046306654"},{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046325286"},{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046347014"},{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046434455"},{"@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046455519"}],"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#primaryimage","url":"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp","contentUrl":"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2026\/05\/move-domain-between-office-365-tenants-1.webp","width":698,"height":400,"caption":"Move Domain Between Office 365 Tenants"},{"@type":"BreadcrumbList","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.sysinfotools.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Move Domain Between Office 365 Tenants Without Downtime"}]},{"@type":"WebSite","@id":"https:\/\/www.sysinfotools.com\/blog\/#website","url":"https:\/\/www.sysinfotools.com\/blog\/","name":"SysinfoTools Tech Blog","description":"Overview of Trending Technology Issues and Challenges","publisher":{"@id":"https:\/\/www.sysinfotools.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.sysinfotools.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.sysinfotools.com\/blog\/#organization","name":"SysinfoTools","url":"https:\/\/www.sysinfotools.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2024\/07\/logo-new.webp","contentUrl":"https:\/\/www.sysinfotools.com\/blog\/wp-content\/uploads\/2024\/07\/logo-new.webp","width":235,"height":61,"caption":"SysinfoTools"},"image":{"@id":"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/sysinfotools"]},{"@type":"Person","@id":"https:\/\/www.sysinfotools.com\/blog\/#\/schema\/person\/0bc86a610ba204e43dcf67ac0c4f422a","name":"Simran Bhatia","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/640214467911604daca4d8657c68321260a2bb37049f372d203fa8fe6218dc5d?s=96&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/640214467911604daca4d8657c68321260a2bb37049f372d203fa8fe6218dc5d?s=96&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/640214467911604daca4d8657c68321260a2bb37049f372d203fa8fe6218dc5d?s=96&r=g","caption":"Simran Bhatia"},"description":"Simran Bhatia is a technical content writer engaged in writing clear, concise, and SEO-optimized content. With a background in computer science and a passion for writing, I thrive to deliver complex technical content in simple layman terms.","sameAs":["https:\/\/www.sysinfotools.com\/","https:\/\/www.linkedin.com\/in\/simran-bhatia-190169299"],"url":"https:\/\/www.sysinfotools.com\/blog\/author\/admin\/"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046278577","position":1,"url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046278577","name":"Q1. How can I move a domain between Office 365 tenants easily?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans. <\/strong>There is no single-click solution, but you can use the SysInfo M365 Migration Tool to move domains between Office 365 tenants securely. The process is simple, i.e., sign in to the source account, select mailboxes, sign in to the destination account, map mailboxes, apply filters, start migration, and check progress and the migration report.\u00a0<br>","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046288575","position":2,"url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046288575","name":"Q2. Can I migrate Office 365 domain emails to a new tenant without data loss?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans. <\/strong>Yes, using the manual migration for small transfers with technical expertise, and with Microsoft 365 Tenant to Tenant Migration Software for large mailboxes, migrate domain emails to the new tenant without data loss.\u00a0<br>","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046306654","position":3,"url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046306654","name":"Q3. How long does it take to move a domain between Microsoft 365 tenants?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans. <\/strong>The duration for moving domains between Office 365 tenants depends on the mailbox volume. Generally, it takes a few hours, including propagation time. Microsoft states it can exceed upto 72 hours or more. With the software, this task completes in the least possible time.\u00a0","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046325286","position":4,"url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046325286","name":"Q4. Is it safe to move a domain between Microsoft 365 tenants?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans. <\/strong>Yes, it is absolutely safe to move domains between M365 tenants when done correctly with planning and the right solution, manual or professional. Ensure running trial tests first to avoid losses or putting data at risk.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046347014","position":5,"url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046347014","name":"Q5. What are common issues during Office 365 domain migration?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans. <\/strong>The most common problems are email and metadata loss, domain syncs, mapping, licence errors, broken permissions, and authentication troubles. Also, in the free method, updating MX records and DNS settings is a concern too.\u00a0<br>","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046434455","position":6,"url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046434455","name":"Q6. Can I transfer custom email aliases to the new Office 365 tenant?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans. <\/strong>Yes, you can transfer a custom email address to a new Office 365 tenant manually using PowerShell scripts. Or with the SysInfo Office 365 Tenant Migrator selection options.\u00a0","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046455519","position":7,"url":"https:\/\/www.sysinfotools.com\/blog\/move-domain-between-office-365-tenants\/#faq-question-1780046455519","name":"Q7. Can businesses perform Office 365 domain migration without disrupting operations?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans. <\/strong>Absolutely, yes. Businesses must use mail routing or the Office 365 Tenant Migration Tool by SysInfo to transfer domains without disruption of business operations. It runs the process in the background so that users can continue with their running tasks, and incremental migration support ensures no data is replicated.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/posts\/21968","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/comments?post=21968"}],"version-history":[{"count":2,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/posts\/21968\/revisions"}],"predecessor-version":[{"id":21974,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/posts\/21968\/revisions\/21974"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/media\/21971"}],"wp:attachment":[{"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/media?parent=21968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/categories?post=21968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/tags?post=21968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}