
How to Fix Outlook Setup Authentication Errors
You're setting up Outlook for the first time or reconfiguring an account, and you get an authenti...
Software troubleshooting desk

You're setting up Outlook for the first time or reconfiguring an account, and you get an authenti...

If you're stuck at a blank screen after booting into Safe Mode with BitLocker enabled, you're not...

If your Windows Update has been stuck at 'Checking for updates' for more than 15–30 minutes, it's...

You open Task Manager and see Command Prompt (cmd.exe) consuming a large percentage of CPU or a l...

You open Windows Defender Security Center or try to run a scan, and you see an error: Pat...

Outlook error 0x80040600 usually appears when you try to send or receive email. The error message...