Fix Windows Defender Error 0x800704ec
You see error 0x800704ec when opening Windows Defender or Windows Security. The message says auth...
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1. Reproduce
2. Isolate
3. Apply
4. Verify
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View listFix Windows Defender Missing After Update
After a Windows update, some users find that Windows Defender is missing from the system tray, Se...
How to Fix Windows Update Connection Refused by Antivirus
You click Check for updates in Windows, and instead of progress, you see an error like "Connectio...
Fix 'Port Already Allocated' Error After Windows Update
After a recent Windows update, you might see an error like 'port already allocated' when starting...
How to Fix Outlook High Memory Usage on Windows 10
When Outlook starts eating up hundreds of megabytes of RAM—or even over a gigabyte—it can slow do...
How to Fix Command Prompt Authentication Failed Error
When you see “authentication failed” in Command Prompt, it usually means the system couldn’t veri...
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