Exchange Server 2019 articles, fixes and updates - December 2020

This list contains all of the known Microsoft Knowledge Base articles, howtos, fixes, hotfixes, webcasts and updates of Microsoft Exchange Server 2019 that have been released in December 2020. The list is daily updated.

• 4487563 Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: April 9, 2019 Q4487563 KB4487563 December 29, 2020
• 4471391 Cumulative Update 1 for Exchange Server 2019 Q4471391 KB4471391 December 29, 2020
• 4471389 Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: January 8, 2019 Q4471389 KB4471389 December 29, 2020
• 2983209 Access denied when you try to give user "send-as" or "receive as" permission for a Distribution Group in Exchange Server Q2983209 KB2983209 December 18, 2020
• 2961741 Exchange Server delegated setup fails when the setup account is a member of Domain Admins Q2961741 KB2961741 December 18, 2020