KB5050674: Exchange Hybrid Dedicated App in Entra ID for Exchange 2016 CU23

Hotfix update for Exchange Server 2016 CU23: April 18, 2025 (KB5050674)

Features introduced in this update

• Exchange Hybrid Dedicated App in Entra ID for Exchange 2016 CU23 and Exchange 2019 (CU14 and CU15)

Issues that this hotfix update fixes

• InvalidTimeZoneException after installing November 2024 SU (Version 1 or Version2)​​​​​​​

Known issues in this hotfix update

• The Edge Transport service (EdgeTransport.exe) stops responding and then restarts. For more information and a workaround, see Edge Transport service stops responding after installing November 2024 SU or Exchange 2019 CU15.