Now, after analysing the increasing number of problems due to such issues, many users have queries like how long does Office 365 keep deleted items? How long are deleted items kept in Office 365 and the retention policies of O365 mailboxes? Thus, many organizations are facing the problem of data loss due to increasing data day by day and its complexity. Although, O365 mailboxes are abstract and can be lost due to some miss clicks. Microsoft Office 365 stores mailbox data in the cloud if you don’t delete it either intentionally or accidentally. To my way of thinking, extending the deleted item retention period of all mailboxes in a tenant is something that should be done immediately and using the above PowerShell commands it is really easy to do.How Long Does Office 365 Keep Deleted Emails? Detailed Explanation If you wish to retain deleted email data beyond the maximum 30 days that can be provisioned generally you’ll need to add the legal hold service to the mailbox and ENABLE it! The legal hold service is available on Exchange Online Plan 2 mailboxes, E3 and E5 suites typically. After 30 days however, the deleted data will still be purged and unrecoverable. They have all been extended to the maximum of 30 days, which should make everyone much happier and provide you the ability to recovered deleted email data out to the maximum period of 30 days for ALL plans. Now when you re-examine all the deletion period for all mailboxes you should see: To extend this to the maximum of 30 days for ALL plans, execute the following command: Then to view the current retention periods run the following:Īs you can see from the above, all the mailboxes listed are currently only set to a MAXIMUM of 14 days for retention (which is the default).
To do this you firstly need to connect to Exchange Online using PowerShell. You will also note that you can extend this to a maximum of 30 days using PowerShell, which is exactly what you should do IMMEDIATLY you add a user account I would suggest. Use the Exchange Management Shell, as shown above, to change this setting, to increase the period up to a maximum of 30 days.” An Exchange Online mailbox keeps deleted items for 14 days, by default. “How long deleted items are kept in the Deletions folder depends on the deleted item retention period that is set for the mailbox. Yes, I said ALL Exchange Online plans, and I quote:
Many people are unaware of the fact that ALL (yes, I said ALL) Exchange Online plans are configured by default, to ONLY retain deleted items for 14 days.
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