{"id":12551,"date":"2026-07-08T12:20:06","date_gmt":"2026-07-08T12:20:06","guid":{"rendered":"https:\/\/www.sysinfotools.com\/blog\/?p=12551"},"modified":"2026-08-31T07:19:19","modified_gmt":"2026-08-31T07:19:19","slug":"import-pst-to-online-archive-office-365-using-powershell","status":"publish","type":"post","link":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/","title":{"rendered":"Import PST to Online Archive Office 365 for Large PST Files"},"content":{"rendered":"<div class=\"p-4 mb-4\" style=\"border: 2px solid #005EFF; border-radius: 30px;\">\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">We have <\/span><strong>350 Office 365 users<\/strong><span style=\"font-weight: 400;\">, each with <\/span><strong>2\u20135 PST files (20\u201380 GB)<\/strong><span style=\"font-weight: 400;\"> to import into <\/span><strong>Online Archive<\/strong><span style=\"font-weight: 400;\">. Outlook becomes almost unusable during manual imports, and we&#8217;re also trying to eliminate PSTs because of OneDrive sync issues. What&#8217;s the best way to import PST to Online Archive Office 365?\u00a0<\/span><\/p>\n<p style=\"text-align: right;\"><strong>~ James Wilson, UK<\/strong><\/p>\n<\/div>\n<div class=\"block_sum\">\n<p>The importation of PST files into Office 365 Online Archive assists organizations in handling storage limitations effectively and complying with data requirements. Most individuals will try to move Outlook archive to Online Archive through either Outlook or the Office 365 Import Service; however, these techniques may require some level of technicality and time considerations. The <strong> SysInfo <a href=\"https:\/\/www.sysinfotools.com\/office365-backup.php\" target=\"_blank\" rel=\"noopener\">Office 365 Backup Tool<\/a><\/strong> is an effective way to move PST files to the Online Archive without losing any information.<\/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-Office-365-Backup-Tool_win.exe\"><i class=\"icon-windows\"><\/i> Download<\/a> <a class=\"sum-b-btn\" href=\"https:\/\/www.sysinfotools.com\/buynow\/office365-backup.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-Office-365-Backup-Tool-mac.dmg\"><i class=\"icon-apple\"><\/i> Download<\/a> <a class=\"sum-b-btn\" href=\"https:\/\/www.sysinfotools.com\/buynow\/mac-office365-backup.php\" target=\"_blank\" rel=\"noopener\"><i class=\"icon icon-basket\"><\/i> Buy Now<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>Before moving to the advanced utility method, we will cover some manual solutions for the \u201c<strong>End Users<\/strong>\u201d and the \u201c<strong>IT admins<\/strong>\u201d below.<\/p>\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\/import-pst-to-online-archive-office-365-using-powershell\/#Conventional_Approaches_for_End-Users\" >Conventional Approaches for End-Users<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#Upload_PST_to_Online_Archive_Using_ImportExport_Wizard\" >Upload PST to Online Archive Using Import\/Export Wizard\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#Copy_an_Entire_Folder_from_a_PST_File_to_the_Online_Archive\" >Copy an Entire Folder from a PST File to the Online Archive<\/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\/import-pst-to-online-archive-office-365-using-powershell\/#Drag_and_Drop_or_Move_Selected_Emails_to_the_Online_Archive\" >Drag and Drop or Move Selected Emails to the Online Archive<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#Import_PST_to_Online_Archive_Office_365_via_Network_Upload\" >Import PST to Online Archive Office 365 via Network Upload<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#IT-Grade_Solution_to_Import_PST_to_Online_Archive_Office_365\" >IT-Grade Solution to Import PST to Online Archive Office 365<\/a><\/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\/import-pst-to-online-archive-office-365-using-powershell\/#Why_Choose_SysInfo_Office_365_Email_Backup_Tool\" >Why Choose SysInfo Office 365 Email Backup Tool?<\/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\/import-pst-to-online-archive-office-365-using-powershell\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Conventional_Approaches_for_End-Users\"><\/span>Conventional Approaches for End-Users<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are multiple ways to import PST to Online Archive Office 365. In this section, we will cover the import\/export Wizard, the copy folder method, and the drag and drop of content from PST. The method we will cover in this section works better for small migrations. Also, it is time-consuming while handling the large PST files.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Upload_PST_to_Online_Archive_Using_ImportExport_Wizard\"><\/span>Upload PST to Online Archive Using Import\/Export Wizard\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li>Open the <strong>Classic Outlook <\/strong>desktop application.<\/li>\n<li>Go to <strong>File &gt; Open &amp; Export &gt; Import\/Export<\/strong>.<\/li>\n<li>Select <strong>Import from another program<\/strong> or <strong>file,<\/strong> then click <strong>Next<\/strong>.<\/li>\n<li>Choose <strong>Outlook Data File (.pst)<\/strong> and click <strong>Next<\/strong>.<\/li>\n<li>Browse and select the PST file you want to import.<\/li>\n<li>Choose how duplicate items should be handled and click Next.<\/li>\n<li>Select<strong> Import items into the same folder<\/strong>.<\/li>\n<li>Choose your <strong>Online Archive <\/strong>mailbox from the <strong>drop-down<\/strong> list.<\/li>\n<li>Click <strong>Finish <\/strong>to begin the import.<\/li>\n<\/ol>\n<table border=\"1\">\n<tbody>\n<tr>\n<td>\n<p>\u24be This method is best suited for small PST files and one-time imports.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"Copy_an_Entire_Folder_from_a_PST_File_to_the_Online_Archive\"><\/span>Copy an Entire Folder from a PST File to the Online Archive<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li>Select the folder you want to copy to the archive mailbox.<\/li>\n<li>Right-click the folder and choose <strong>Copy Folder<\/strong>.<\/li>\n<li>If you want to copy the folder to the <strong>root of your Online Archive mailbox<\/strong>, select the <strong>Online Archive<\/strong> mailbox as the destination\u00a0<\/li>\n<li>Click OK to start the copy process.<\/li>\n<\/ol>\n<table border=\"1\">\n<tbody>\n<tr>\n<td>\n<p>\u24be Your Outlook can be unresponsive during the implementation because of the content and the size of the folder.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"Drag_and_Drop_or_Move_Selected_Emails_to_the_Online_Archive\"><\/span>Drag and Drop or Move Selected Emails to the Online Archive<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li>Open the PST folder and click any email in the folder.<\/li>\n<li>Press <strong>Ctrl + A<\/strong> to select all messages.<\/li>\n<li>Right-click the selected emails and choose <strong>Move &gt; Other Folder<\/strong>.<\/li>\n<li>Select the appropriate folder within the <strong>Online Archive <\/strong>mailbox.<\/li>\n<li>Click <strong>OK <\/strong>to move the selected items.<\/li>\n<\/ol>\n<table border=\"1\">\n<tbody>\n<tr>\n<td>\n<p>\u24be This is time-consuming and impractical for large PST files.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Note:<\/strong> All the methods above are DIY approaches for small or moderate migrations. To move PST file to Online Archives in bulk, there are two options: Network Upload and SysInfo Office 365 Backup Tool. Let&#8217;s move towards the execution of both approaches.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Import_PST_to_Online_Archive_Office_365_via_Network_Upload\"><\/span>Import PST to Online Archive Office 365 via Network Upload<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This method allows \u201cIT admins\u201d to handle the bulk migration securely using AzCopy and the Microsoft Purview portal.\u00a0<\/p>\n<p><strong>Steps to Export Outlook PST to Online Archive<\/strong><\/p>\n<ol>\n<li>Sign in to the <strong>Microsoft Purview<\/strong> portal with an administrator account.<\/li>\n<li>Create a <strong>New Import Job<\/strong> and select <strong>Upload your data<\/strong>.<\/li>\n<li>Download <strong>AzCopy <\/strong>and copy the provided <strong>SAS URL<\/strong>.<\/li>\n<li>Use <strong>AzCopy <\/strong>to upload your PST files to Microsoft Azure Storage.<\/li>\n<li>Create and upload a <strong>CSV mapping <\/strong>file to map each PST to its Online Archive mailbox.<\/li>\n<li>Review the settings and start the <strong>import job<\/strong>.<\/li>\n<li>Monitor the import until the status shows <strong>Completed<\/strong>.<\/li>\n<\/ol>\n<table border=\"1\">\n<tbody>\n<tr>\n<td>\n<p><strong>Limitation: <\/strong>This method is for IT admins and requires technical configuration, including AzCopy and CSV mapping.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"IT-Grade_Solution_to_Import_PST_to_Online_Archive_Office_365\"><\/span>IT-Grade Solution to Import PST to Online Archive Office 365<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The <strong>SysInfo Office 365 Backup<\/strong> <strong>Software <\/strong>provides an easy solution to import PST files to Office 365 Online Archive mailboxes. The tool enables importing the PST content without the installation of the Microsoft Outlook application on the system. The tool is capable of importing PST content in Primary, Shared, and In-Place Archive mailboxes. Folder structure and integrity will be maintained during the entire migration process.<\/p>\n<p><strong>Steps to Move Outlook Archive to Online Archive<\/strong><\/p>\n<ol>\n<li>Download the tool and choose to <strong>Restore<\/strong>.<\/li>\n<li>Then, <strong>browse <\/strong>&amp; <strong>select <\/strong>the <strong>PST file\/folder<\/strong> and click <strong>Next<\/strong>.<\/li>\n<li>Thereafter, review the selected file or folder and click <strong>Next<\/strong>.<\/li>\n<li>Now, choose <strong>Office 365 <\/strong>from the <strong>drop-down<\/strong> and log in with your credentials.<\/li>\n<li>Afterwards, use the filters and click the <strong>Next <\/strong>button.<\/li>\n<li>After that, <strong>map users<\/strong> and press the <strong>Next <\/strong>button.<\/li>\n<li>Finally, verify the <strong>source <\/strong>&amp; <strong>destination <\/strong>and click <strong>Restore<\/strong>.<br \/><\/li>\n<\/ol>\n<p>\nFor a complete pictorial walkthrough and detailed guide to the backup process, refer to the <a href=\"https:\/\/www.sysinfotools.com\/software-guide\/backup-office365-data.html\" target=\"_blank\" rel=\"noopener\"><strong>Office 365 Backup Tool User Manual<\/strong><\/a>. Learn how the software securely backs up your Microsoft 365 data with ease.\n<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_Choose_SysInfo_Office_365_Email_Backup_Tool\"><\/span>Why Choose SysInfo Office 365 Email Backup Tool?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Backs up complete mailbox data such as emails, contacts, and calendars.<\/li>\n<li>Supports Primary, Shared, and In-Place Archive mailboxes with ease.<\/li>\n<li><a href=\"https:\/\/www.sysinfotools.com\/blog\/backup-office-365-mailbox-to-pst\/\" target=\"_blank\" rel=\"noopener\"><strong>Backup Office 365 mailbox to PST<\/strong><\/a>, PDF, MBOX, EML, and CSV formats.<\/li>\n<li>Maintains the original folder structure and keeps data fully intact.<\/li>\n<li>Allows direct migration to Gmail, G Suite, and IMAP platforms.<\/li>\n<li>Provides a preview option so users can select folders first.<\/li>\n<li>Works without any file size limit, even for large mailboxes.<\/li>\n<li>Offers date range filters to perform selective and targeted backups.<\/li>\n<li>Remains compatible with every Windows operating system version available.<\/li>\n<li>Uses modern authentication methods that keep account login fully secure.<\/li>\n<\/ul>\n\n<p><strong>Also Read: <a href=\"https:\/\/www.sysinfotools.com\/blog\/exchange-online-archive-mailbox-missing-in-outlook\/\" target=\"_blank\" rel=\"noopener\">Exchange Online Archive Mailbox Missing in Outlook<\/a><\/strong><\/p>\n\n<h3><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>For backing up Office 365 mailbox data, it is necessary to choose a reliable technique to protect emails, contacts, and calendar items from unexpected deletion or loss. In case of manual backup, there may be some problems associated with the large size of mailboxes or dealing with several users. The SysInfo Office 365 Email Backup Tool comes as a perfect solution that saves the hierarchy of folders, allows batch processing, and permits migration to another software platform directly. Companies willing to ensure easy mailbox backup and management can use this convenient tool to import PST to Online Archive Office 365 without errors.<\/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-1783512199001\"><strong class=\"schema-faq-question\"><strong>Q1: How can I import large PST files to an Office 365 Online Archive mailbox?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans:<\/strong> You can use the Microsoft Purview Network Upload method or the SysInfo Office 365 Email Backup Tool. For large-scale migrations, the SysInfo tool provides a simpler way to import multiple PST files while preserving the folder hierarchy and data integrity.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1783512225757\"><strong class=\"schema-faq-question\"><strong>Q2: Can I import password-protected PST files into Online Archive?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans: <\/strong>Yes. If you know the password, you can unlock the PST file before importing it. The SysInfo Office 365 Backup Software also supports importing password-protected PST files by prompting for the password during the process.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1783512249173\"><strong class=\"schema-faq-question\"><strong>Q3: Is there a file size limit when importing PST to Online Archive Office 365?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans:<\/strong> Outlook-based manual methods may become slow with large PST files. However, the SysInfo Office 365 Email Backup Software supports importing large PST files without file size limitations, making it suitable for enterprise migrations.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1783512272237\"><strong class=\"schema-faq-question\"><strong>Q4: Can I import PST files directly to the Online Archive instead of the primary mailbox?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans:<\/strong> Yes. Both the Microsoft Purview Network Upload method and the SysInfo Office 365 Migrator allow you to import PST files directly into an Online Archive mailbox instead of the primary mailbox.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1783512292645\"><strong class=\"schema-faq-question\"><strong>Q5: Can I migrate PST files from a network drive to Online Archive Office 365?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans: <\/strong>Yes. As long as the PST files are accessible, you can migrate them to Office 365 Online Archive. The SysInfo Office 365 Migration Tool lets you browse and import PST files from local locations.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1783512330060\"><strong class=\"schema-faq-question\"><strong>Q6: Is it possible to map PST folders to specific folders in the Online Archive?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans:<\/strong> Yes. During the migration process, you can map PST data to the required Online Archive mailbox. The SysInfo Office 365 Migration Software also provides user mapping and maintains the original folder structure throughout the import process.<\/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;12551&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;15&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4.5&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;4.5\\\/5 - (15 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Import PST to Online Archive Office 365 for Large PST Files&quot;,&quot;width&quot;:&quot;128&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: 128px;\">\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            4.5\/5 - (15 votes)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>We have 350 Office 365 users, each with 2\u20135 PST files (20\u201380 GB) to import into Online Archive. Outlook becomes<a class=\"read-more ml-1 main-read-more\" href=\"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":22303,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[859],"tags":[],"class_list":["post-12551","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-email-migration"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Import PST to Online Archive Office 365 for Large PST Files<\/title>\n<meta name=\"description\" content=\"Learn how to import large PST files to Office 365 Online Archive securely. Follow this step-by-step guide for efficient PST migration.\" \/>\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\/import-pst-to-online-archive-office-365-using-powershell\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Import PST to Online Archive Office 365 for Large PST Files\" \/>\n<meta property=\"og:description\" content=\"Learn how to import large PST files to Office 365 Online Archive securely. 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For large-scale migrations, the SysInfo tool provides a simpler way to import multiple PST files while preserving the folder hierarchy and data integrity.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512225757","position":2,"url":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512225757","name":"Q2: Can I import password-protected PST files into Online Archive?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans: <\/strong>Yes. If you know the password, you can unlock the PST file before importing it. The SysInfo Office 365 Backup Software also supports importing password-protected PST files by prompting for the password during the process.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512249173","position":3,"url":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512249173","name":"Q3: Is there a file size limit when importing PST to Online Archive Office 365?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans:<\/strong> Outlook-based manual methods may become slow with large PST files. However, the SysInfo Office 365 Email Backup Software supports importing large PST files without file size limitations, making it suitable for enterprise migrations.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512272237","position":4,"url":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512272237","name":"Q4: Can I import PST files directly to the Online Archive instead of the primary mailbox?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans:<\/strong> Yes. Both the Microsoft Purview Network Upload method and the SysInfo Office 365 Migrator allow you to import PST files directly into an Online Archive mailbox instead of the primary mailbox.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512292645","position":5,"url":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512292645","name":"Q5: Can I migrate PST files from a network drive to Online Archive Office 365?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans: <\/strong>Yes. As long as the PST files are accessible, you can migrate them to Office 365 Online Archive. The SysInfo Office 365 Migration Tool lets you browse and import PST files from local locations.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512330060","position":6,"url":"https:\/\/www.sysinfotools.com\/blog\/import-pst-to-online-archive-office-365-using-powershell\/#faq-question-1783512330060","name":"Q6: Is it possible to map PST folders to specific folders in the Online Archive?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans:<\/strong> Yes. During the migration process, you can map PST data to the required Online Archive mailbox. The SysInfo Office 365 Migration Software also provides user mapping and maintains the original folder structure throughout the import process.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/posts\/12551","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=12551"}],"version-history":[{"count":35,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/posts\/12551\/revisions"}],"predecessor-version":[{"id":22667,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/posts\/12551\/revisions\/22667"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/media\/22303"}],"wp:attachment":[{"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/media?parent=12551"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/categories?post=12551"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sysinfotools.com\/blog\/wp-json\/wp\/v2\/tags?post=12551"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}