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

Fix Cloudflare DNS Not Working with VPN Connection

If you use Cloudflare DNS (1.1.1.1) and a VPN together, you may hit a snag where DNS stops resolv...

Fix Microphone Permission Denied in Microsoft Teams

When Microsoft Teams shows a 'microphone permission denied' error, you can't hear yourself in cal...

Fix Windows Security Invalid Configuration Sync Error

If you see a message that Windows Security has an invalid configuration and can't sync, the issue...

Fix 502 Bad Gateway in Chrome: Clear Profile Cache

If you're seeing a 502 Bad Gateway error in Chrome, the problem is often on the server side. But ...

Fix 'Authentication Failed' Errors in Windows Server CMD

When you see 'authentication failed' while running commands in Windows Server's command prompt, i...

Fixing 'kubectl apply forbidden' for ClusterRoleBinding