
Fix Outlook Add-In Conflict That Prevents Startup
You launch Outlook and it crashes or hangs before the main window appears. A common cause is a co...
Software troubleshooting desk

You launch Outlook and it crashes or hangs before the main window appears. A common cause is a co...

You try to clean up old Windows Update files, but the service hangs on 'Stopping' or 'Running' fo...

If you see 'token expired' or 'authentication failed' in Outlook, it usually means the app's save...

If you're running Windows on a Mac via Boot Camp or a virtual machine and see error 0x80070005 wh...

If you notice your PC running slow and Task Manager shows high memory usage (often 50% or more) w...

After a Windows or Microsoft 365 update, Outlook may fail to open—no window appears, or it crashe...