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.

Microsoft Outlook is a core application that many businesses use for emailing and scheduling meetings. It can be frustrating when it is slow to start. There are several possible reasons why Outlook ...

Some Office users are unable to access Outlook on their computer. When trying to do the same, the following error message pops up out of nowhere and they want to know ...

Microsoft Outlook is immediately crashing worldwide when users start the application, with 0xc0000005 errors displayed in the Windows Event Viewer. These crashes started occurring over the last hour, ...