Windows Defender Authentication Failed: Step-by-Step Checklist
You open Windows Security and see 'Authentication failed' when trying to use Windows Defender. Th...
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Browse manualsFix Microsoft Store Permission Denied on Mac
If you're seeing a 'permission denied' error when trying to install or update apps from the Micro...
Fix Windows Update Stuck After Clean Install of Windows 10
You've just done a clean install of Windows 10, but Windows Update is stuck, won't check for upda...
Fix Windows Security Connection Refused Due to Antivirus Blocking
You try to open Windows Security or run a scan, and get a 'connection refused' error. Often this ...
Fix 'Windows License Expired' Error on Activated Systems
You see a watermark or notification saying your Windows license has expired, but when you check S...
Fix Windows Security DNS Error Not Working
If Windows Security shows a DNS error or stops working, it's often due to network configuration, ...
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