Enabling litigation hold on an Exchange Online mailbox fails because of invalid license

A query came up about not being able to activate Litigation hold on a (shared) mailbox in Exchange Online. While the there have not been any changes in the process of enabling a hold on a mailbox, we did get a change in the provisioning behavior for shared mailboxes few …

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Using the Get-MessageTraceV2 cmdlet to generate mail traffic statistics by user

In this article we explore the recently introduced Get-MessageTraceV2 cmdlet and use it to bring new life to the good old Get-DetailedMessageStats.ps1 script. The script has now been updated to work with modern authentication methods and the new “no pagination” approach to fetching message trace data, as well as to handle scenarios that have become available since its initial introduction (i.e. plus addresses). …

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You can no longer delegate folder-level permissions to a shared mailbox

In what looks like another attempt to curtail unsanctioned use of shared mailboxes in Exchange Online, Microsoft has begun blocking the ability to grant folder-level permissions to shared mailbox principals via PowerShell. As a side effect, you will no longer be able to use the Add-MailboxFolderPermission cmdlet to designate a …

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Priority cleanup enables removal of items on hold from Microsoft 365 mailboxes (part 3)

In this series, we explore the latest feature in Microsoft’s compliance arsenal, Priority cleanup. The feature is indented to address scenarios where you need to permanently remove items from Exchange Online mailboxes, even when they are put on hold. Compared to the available alternatives, Priority cleanup offers faster, safer and more structured experience, all while ensuring that items marked as records are still preserved.
The last article in the series focuses on monitoring, audit trail and some additional remarks. …

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