Fix PowerShell Service Unavailable Error (Enable or Restart)
If you see 'Service unavailable' when trying to use PowerShell, the PowerShell service might be s...
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View listMicrosoft Store SSL Certificate Error: Troubleshooting Checklist
You open Microsoft Store and see an SSL certificate error—maybe “ERR_CERT_AUTHORITY_INVALID” or a...
How to Reinstall Windows Defender in Windows 10
Windows Defender (now called Microsoft Defender Antivirus) is built into Windows 10 and typically...
Fix Windows Security Error 0x80070643 on Ubuntu Dual Boot
If you see error code 0x80070643 when running Windows Security or Windows Update on a dual-boot s...
Fix Remote Desktop Failed Due to Firewall Settings
You try to connect to a remote PC using Remote Desktop (RDP) but get an error like "Remote Deskto...
Fix Windows Activation Error 0xc004c003 After Hardware Change
If you see error 0xc004c003 after upgrading your PC's motherboard, CPU, or other major hardware, ...
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