Fix PowerShell 502 Bad Gateway Certificate Errors
When you run a PowerShell script that makes an HTTPS request, you might see a 502 Bad Gateway err...
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View listFix Windows Defender Real-Time Protection Grayed Out
You open Windows Security, go to Virus & threat protection, and see that the Real-time protection...
Fix Windows Defender Service Not Starting (Connection Refused)
When you see 'Windows Defender service not starting – connection refused', it usually means the s...
Fix Windows Security Backup Permission Denied Error
When you try to back up files using Windows Security (Windows Defender) or the built-in backup to...
How to Reinstall Windows Defender in Windows 11
If Windows Defender (Microsoft Defender Antivirus) is missing, disabled, or not working correctly...
Windows Defender Network Error Checklist: Step by Step
When Windows Defender fails to update or connect, you'll often see a network error message. This ...
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