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

Fix Remote Desktop Blank Screen After Login with No Cursor

You log into a remote machine via RDP, see the login screen, enter credentials, and then get a bl...

Fix Windows Terminal Permission Denied on Profile Settings

You open Windows Terminal, try to change a profile setting — maybe the font size, background imag...

Fix kubectl apply Forbidden on GKE

How to Fix Remote Desktop Permission Denied Error

You try to connect to a remote PC via Remote Desktop (RDP) and get a "permission denied" or "acce...

Fix Port Already Allocated Error in Windows Security Configuration

When configuring Windows Firewall or security policies, you might see a "port already allocated" ...

GitHub Actions Workflow Fails With No Error Message

You run a GitHub Actions workflow, it fails, but the log shows no error message—just a red X. Thi...