Exchange Server 2019 articles, fixes and updates - letter R

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

• 5028485 Response Group Service stops responding in Skype for Business Server 2019 Q5028485 KB5028485 June 29, 2023
• 5028477 Request time-out error occurs in the MACP in Skype for Business Q5028477 KB5028477 June 29, 2023
• 5028473 RGS management of Queue or Agent group failure in Skype for Business Server 2019 Q5028473 KB5028473 June 29, 2023
• 5014498 Recoverable Items folder of on-premises mailbox becomes full Q5014498 KB5014498 May 24, 2023
• 5001194 RFC certificate timestamp validation in Exchange Server 2019 and 2016 Q5001194 KB5001194 March 16, 2021
• 4515276 Room mailbox accepts a meeting as “Free” if a booking delegate is set in Exchange Server 2019 and 2016 Q4515276 KB4515276 October 23, 2020
• 4515265 Removing In-Place Hold doesn't work for mailboxes in different domains in Exchange Server 2019 and 2016 Q4515265 KB4515265 October 23, 2020
• 4490059 Reducing permissions required to run Exchange Server when you use the Shared Permissions Model Q4490059 KB4490059 October 23, 2020