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

Fix Chrome SSL Certificate Errors Caused by Profile Corruption

If Chrome suddenly shows SSL certificate errors on sites you normally trust—like “NET::ERR_CERT_A...

Fix PowerShell 502 Bad Gateway Caused by TLS Version Mismatch

If you see a 502 Bad Gateway error when running PowerShell scripts that call web...

Fix PowerShell Proxy Authentication Failed Errors

Fix OneDrive 'Permission Denied' Sync Errors

You see 'permission denied' in OneDrive sync status on Windows or Mac. Files won't upload or down...

BitLocker Auto-Unlock Not Working in Windows 11: Fixes

If you've set up BitLocker on a Windows 11 drive and enabled auto-unlock, but it still asks for a...

Offline Command Prompt Configuration Checklist

If you're setting up Command Prompt on a machine with no internet connection, a few configuration...