
Fix Outlook Not Opening After a Recent Update
After a Windows or Microsoft 365 update, Outlook may fail to open—no window appears, or it crashe...
Software troubleshooting desk

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

If clicking the Start menu shows a blank search screen instead of the usual results and apps list...

You join a Teams meeting and your video is black, or you get an error that the camera can't be fo...

If Chrome in your organization shows an "authentication failed" error when trying to sign in or a...

You open Windows Security and see a 404 error or the page fails to load. This usually points to a...

If Microsoft Teams fails to connect, shows a 'no connection' error, or behaves sluggishly on a co...