Fix 'Access Denied' Errors After Windows Update
After a Windows update, you might see "Access Denied" errors when trying to open Windows Security...
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Fix Windows Defender Stuck Loading Service Not Running
If you open Windows Security and see 'Windows Defender Service not running' or it hangs on a load...
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Fix Windows Security Authentication Failed Smart Card Not Working
You insert your smart card, enter your PIN, and Windows Security reports “Authentication failed.”...
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