Knowledge base for software setup, errors, and daily tool work.

Fix BitLocker Authentication Failed with TPM Not Working

If BitLocker prompts for a recovery key or shows "Authentication failed" and TPM is not working, ...

Fix PowerShell DNS Error 0x8007274d: Practical Steps

Fix PowerShell 502 Bad Gateway Certificate Errors

When you run a PowerShell script that makes an HTTPS request, you might see a 502 Bad Gateway err...

Fix Windows Security Service Not Running for Antivirus

If Windows Security shows 'Service not running' or your antivirus isn't working, the underlying s...

Chrome Profile Download Checklist for Windows Users

If you're trying to move your Chrome profile to a new Windows PC or back it up before a reinstall...

Windows Terminal Network Troubleshooting Checklist

If you're seeing timeout errors, slow connections, or failure to reach hosts in Windows Terminal,...