Exchange 2019 - Re-create the exchange security groups in Active Directory

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Edward van Biljon
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In this video we take a look at the steps to recover the Exchange Security Groups in AD. They could have been deleted on purpose or be corrupted.

We work with the LDP tool as well as taking a look at ADSIEdit and running the Exchange setup using the /PrepareAD switch to have the groups re-created.
In Exchange Server, we have the option to use Public Folders to store emails and other data, instead of keeping them in our mailboxes. This article tells you how to migrate public folder contacts to Microsoft 365.
This article helps you to connect to Exchange Online PowerShell (Office 365 tenant) with Windows10/11 PowerShell in 3 easy steps . You need only PowerShell on your computer, which is shipped by default with any new version of Windows.