Forum Discussion
Shared Mailboxes or Calendars not updating since mid Jan 2022 unless disable Shared Mailbox Caching
Hello. We're an MSP and since around 17th/18th Jan we've had one or two users in 7 different companies (tenants) report issues with shared mailboxes or shared calendars they have access to not upda...
gblackburn I was facing the same issue. Disabling the cache did not help (for calendars). What magically solved the issue on my side was disabling the Microsoft 365 features: