How to Migrate Yahoo Mail to Office 365 Manually?

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  • Published on
    December 10th, 2019
  • Updated on
    February 20, 2021
  • Read Time
    4 minutes
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Today’s modern era where technology is increasing day by day. Yahoo Mail has become a little outdated when compared with other new web-based applications such as Office 365. Microsoft Office 365 gives feasibility to access mailboxes anytime on any device and its advanced and overwhelming features which make it stand in the online marketplace.

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In order to avail of all the new exciting features provided by Office 365 application, some users want to switch to Office 365 from Yahoo Mail. Therefore, we will offer you a solution to perform Yahoo Mail migration to Office 365 in the most reliable and perfect way without any loss of data.

Setting up Yahoo Mail in Office 365 Manually.

The fact is that it is not possible to migrate yahoo mail to office 365 directly. You have to follow 2 separate stages one by one. These 2 stages are:

  1. First of all, you need to convert Yahoo Mail to Office 365 via PST file format.
  2. After the successful conversion, Import PST file to Office 365 account.

A. Export Yahoo Mail to Office 365 via Outlook Method. (PST File Format)

In order to covert Yahoo mail to Office 365 via Outlook data file format, a user needs to follow the steps given below:

  • Initially, you have to set up Yahoo! to enable Allow apps that use less secure sign-in option, for that change the Account Security of Yahoo Mail.
yahoo mail to office 365
  • Now, open Outlook and go to File >> Info >> Add Account >> Manually Configure Server Settings. After that click Next to continue.
yahoo to office 365
  • In Choose Your Account Type window, select the POP3 or IMAP option and click on Next to continue.
migrate yahoo to office 365
  • Enter all credentials i.e. Yahoo email address and password. After that, in the incoming mail server field, type and in the outgoing server field, type
convert yahoo email to office 365
  • Now, click on More Settings option and in the POP and IMAP Account Settings, enter a name for the account.
  • In the Internet Email Settings window, select the Outgoing Server tab and check the Use Same Settings as My Incoming Mail Server and My SMTP Requires Authentication options.
  • Now, choose the Advanced tab and for the POP3 server, type 995 and for the SMTP server, type 465. Select SSL as the encryption type and check the This Server Requires an Encrypted Connection option.
  • And, click on OK >> Next button and then click on the Finish option. After that, Exit and Restart Outlook.
  • Finally, click on the Send/Receive tab and choose to Send/Receive All Folders option. All of your Yahoo data are present in Outlook.
yahoo to office 365
  • In the last, recheck the default location to confirm if the exported yahoo file is saved or not.

B. Convert Exported Yahoo Email to Office 365 Account.

To convert exported data there are two options available. You can choose any of them which suit you the most. 

Approach #1. Utilizing Network upload.

  1. To start, copy the SAS URL and install Azure AzCopy on the machine.
  2. Upload all files to Office 365 account.
  3. Now, you need to view the uploaded files to continue the process.
  4. Now, create a new import mapping file.
  5. Finally, you have to create an import job in Office 365.

Approach #2. By using Drive Shipping.

  1. Copy the files in a BitLocker-encrypted hard disk.
  2. After that, transfer the drive to Microsoft physically.
  3. From the hard disk, start uploading the data personnel to a location, which is temporary in the cloud of Microsoft.
  4. Now, you can take the help of Office 365 Import service to convert exported Yahoo Email to Office 365 account.

Recommended Way to Setup yahoo mail in office 365 Online.

The manual method becomes lengthy also there are chances of data loss. As there is no such direct method available to migrate Yahoo mail to O365. Therefore, to have an accurate and error-free migration and to overcome all the manual procedure limitations, one can try the third-party utility. The Professional solution can offer you a faster and effective way to Convert Yahoo to PST and then PST to Office 365.

Bottom Lines

We have offered you all the possible ways to know “How to migrate Yahoo Mail to Office 365?”. A user can choose the method as per need. Manual Procedure carries some limitations, so it is better to go with a professional tool.

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