
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're running Windows Defender and it throws a proxy error—often during an update or a full scan...

When Outlook crashes, fails to start, or behaves erratically, a dependency conflict is often the ...

You might see the error 'Windows Defender service authentication failed' when trying to open Wind...

You enter your BitLocker password, but the drive won't unlock. This can happen for several reason...

After a Windows update, you might see a proxy error in Windows Security (formerly Windows Defende...