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

Fix Windows Terminal 504 Gateway Timeout with Nginx

If you see a 504 Gateway Timeout error in Windows Terminal while accessing a ser...

Fix Windows Defender Can't Connect After Update

After a Windows update, you might see an error that Windows Defender can't connect to the service...

Fix Windows Security Module Not Found in Windows 11

You open Windows Security and see 'Windows Security module not found' or the app fails to launch....

Fix VirtualBox Kernel Driver Permission Denied on Linux

Fix Microsoft Store Port Error After Reinstall

If you uninstalled and reinstalled the Microsoft Store and now see a port error (e.g., 'Port alre...

How to Run Command Prompt as Administrator in Windows 11

Many Windows 11 tasks—like fixing system files, resetting network settings, or editing the regist...