Fix Windows Defender High Memory Usage in Windows 11
You open Task Manager and see Windows Defender (Microsoft Defender Antivirus) using 500 MB or mor...
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When updating Windows 10, you might see an error in Command Prompt like "0x800f0988" or "The upda...
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Fix Windows Backup Error 0x80070001 After Update
After a Windows update, you might see backup error 0x80070001. This often means "Incorrect functi...
Windows Defender Service Troubleshooting Checklist
If Windows Defender won't start, won't update, or shows error messages like "Service stopped" or ...