PSA: Do NOT use Windows Server 2025 as the schema master before installing Exchange Server SE RTM. The Windows Server team is working on a permanent fix for this issue (to be released in the following months).
#WindowsServer2025 #MSExchangeSE #ADSchema
techcommunity.microsoft.com/blog/exchang...
#WindowsServer2025 #MSExchangeSE #ADSchema
techcommunity.microsoft.com/blog/exchang...
Active Directory schema extension issue if you use a Windows Server 2025 schema master role | Microsoft Community Hub
We wanted to let you know of an Active Directory replication issue you might run into if you use Windows Server 2025 schema master role.
techcommunity.microsoft.com
October 9, 2025 at 5:46 PM
PSA: Do NOT use Windows Server 2025 as the schema master before installing Exchange Server SE RTM. The Windows Server team is working on a permanent fix for this issue (to be released in the following months).
#WindowsServer2025 #MSExchangeSE #ADSchema
techcommunity.microsoft.com/blog/exchang...
#WindowsServer2025 #MSExchangeSE #ADSchema
techcommunity.microsoft.com/blog/exchang...