Microsoft has fixed a known issue affecting Outlook for Microsoft 365 users since June and causing slow starts and freezes as if Offline Outlook Data Files (OST) were syncing right after launch.

Some Microsoft Outlook users have reported getting the Your Outlook data file cannot be configured error on their PC. This error occurs when trying to open Outlook ...

Microsoft has confirmed a new bug is breaking Windows Outlook and there is no way to 'fix' it, at least for now. Last month, Microsoft announced that it is killing the lightweight version of the ...