O-Xchange Notes from the Field!

Thursday, November 3, 2016

Applying database and mailbox retention settings with Powershell One Liners

Applying database and mailbox retention settings with Powershell One Liners


Set to True RetainDeletedItemsUntilBackup for all Databases:

Get-MailboxDatabase | Set-MailboxDatabase -RetainDeletedItemsUntilBackup:$True


Set DeletedItemRetention to 14days for all Mailbox Databases:

Get-MailboxDatabase | Set-MailboxDatabase -DeletedItemRetention 14


Set UseDatabaseRetentionDefaults to True for all mailboxes:

Get-Mailbox -ResultSize unlimited -Filter {(RecipientTypeDetails -eq 'UserMailbox')} | Set-Mailbox -UseDatabaseRetentionDefaults:$true



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