Manual Way for Migrate Office 365 Mailbox to PST

There are a lot of important conversations saved in any O365 Inbox folder. These are emails that need to be archived as a single file for security and compliance policy. This can be useful for future reference or for moving emails from one account to another. There are many non-technical businessmen who look for ways to migrate Office 365 mailbox to PST. These are complex steps that not every professional in a business may be aware of. All the methods are mentioned in the post below. It describes in a detailed manner the necessary solution and how to implement it. Follow them precisely to avoid data loss.

Following are some of the steps that can be used to download O365 emails to PC:

  1. First, log-in to Office 365 using admin credentials.
  2. Then, go to Admin>>Exchange>>Permission>>Admin Roles>>Discovery Management.
  3. From ‘Discovery Management’ screen, click on ‘+’ sign to add Roles. This will help with the Office 365 to PST migration. Select Mailbox Import Export roles.
  4. From the Members click the ‘+’ sign again, and select the name of the user. Finally, click on the Save button.
  5. Backup Exchange Online Mailbox to PST
  6. First, log-in to EAC(Exchange Admin Centre) and go to Compliance Management>>In-Place eDiscovery & Hold.
  7. From the list-view select the mailbox items that are to be transferred.
  8. Then, click on the download icon to start the Office 365 to PST export procedure. This will save a small file containing installation file of an eDiscovery PST Export Tool. Following are the steps that can be implemented for running and using this utility:
  9. First, set a destination path to where the Outlook data file(.pst) will be saved.
  10.  Then, mark the ‘Enable deduplication’ checkbox. This removes any duplicating or repeating emails in a folder.
  11.  Then, mark a box next to ‘Include Unsearchable Items’. This will add searchable items that were not discover-able in using the Exchange search. This will again help with the Office 365 to PST export. This includes email files with attachments that cannot be indexed during a search. Such messages are saved in a separate .pst file.
  12.  Finally, click on the Export button to start the backup Exchange Online mailbox to PST. A process box will appear indicating the progress rate of the conversion process. https://social.technet.microsoft.com/wiki/contents/articles/51268.office-365-export-mailbox-to-pst.aspx