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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Browse labWindows Defender Offline Scan Not Working: Practical Fixes
You run a Windows Defender offline scan to remove stubborn malware, but the scan either fails to ...
Fix Windows Defender Error 0x800106ba: Failed to Start
If you see “Windows Defender failed to start” with error code 0x800106ba, the Windows Defender se...
Fix Windows Security Service Not Starting Error
You click the Windows Security icon, but it doesn't open. Or you see an error saying the service ...
How to Repair an Outlook Data File (.pst/.ost)
If Outlook suddenly won't open, shows error messages about a data file, or you can't see certain ...
Fix Windows Update Error 0x80070020: Port Already Allocated
When you see error 0x80070020 during a Windows Update, it usually means a program is already usin...