How to Reset Windows Defender Settings
If Windows Defender (Microsoft Defender Antivirus) is acting up—won't open, shows error messages,...
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Browse labFix Windows Defender 404 Not Found After Update
After installing a recent Windows update, some users find that Windows Defender is missing or sho...
Fix Windows Defender Can't Connect to Internet Error
If Windows Defender shows “Can’t connect to the internet” or similar errors, it usually means the...
Fix Windows Search 502 Bad Gateway Errors Caused by Firewall Blocks
You open Windows Search, type a query, and get a "502 Bad Gateway" error. This often means a fire...
Fix Outlook Authentication Failed When Modern Auth Is Disabled
If you see "authentication failed" in Outlook and modern authentication is disabled, the issue us...
Fix Remote Desktop Permission Denied After Update
After a recent Windows update, you may see a 'permission denied' error when trying to connect to ...