Fix 'Windows Defender Firewall Has Blocked' Error
You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...
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All notesFix Windows Activation File Locked by Antivirus
If you see an error like “Windows activation file locked by antivirus” or activation repeatedly f...
How to Change Microsoft Store App Download Path in Windows
By default, Microsoft Store apps install to the system drive (usually C:). If that drive is low o...
How to Fix DISM Restore Health Error 0x80073712
When running DISM /Online /Cleanup-Image /RestoreHealth, you may see error 0x8007371...
Fix Windows Activation Error 0xc004c003: Invalid Product Key
When you try to activate Windows and see error 0xc004c003 with the message "invalid product key,"...
BitLocker Best Settings Checklist for Security
You've enabled BitLocker, but you're not sure if you've configured it for maximum security withou...
Issue queue
SitemapResolve Outlook 504 Gateway Timeout
Remote Desktop 502 Bad Gateway Firewall Troubleshooting
Group Policy Remote Desktop Auto-Start Setup
Resolve Rate Limit or Permission Denied in Windows Terminal
Fix PowerShell Clipboard Access Denied Error
Fix 504 Gateway Timeout in Windows Security After Update
Fix Windows Security Real-Time Protection Not Working
Windows Security Startup Permission Denied Troubleshooting
Fix Microsoft Teams by Clearing Cache
Ubuntu APT Lock Error: Remove /var/lib/apt/lists/lock
How to Fix 'PowerShell Not Recognized' Error
Fix Task Scheduler SSL Certificate Error 0x80070005
Remote Desktop 502 Bad Gateway Firewall Troubleshooting
Group Policy Remote Desktop Auto-Start Setup
Resolve Rate Limit or Permission Denied in Windows Terminal
Fix PowerShell Clipboard Access Denied Error
Fix 504 Gateway Timeout in Windows Security After Update
Fix Windows Security Real-Time Protection Not Working
Windows Security Startup Permission Denied Troubleshooting
Fix Microsoft Teams by Clearing Cache
Ubuntu APT Lock Error: Remove /var/lib/apt/lists/lock
How to Fix 'PowerShell Not Recognized' Error
Fix Task Scheduler SSL Certificate Error 0x80070005