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

Command Prompt Not Responding? Fix Black Screen Issue

You click on Command Prompt, but instead of a working terminal, you get a black screen that doesn...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

Fix OneDrive Sync Module Not Found Registry Error

If you see an error like "OneDrive sync module not found" or a registry-related message when star...

How to Kill a Process Using a Port in Command Prompt

When you try to start a local server or application and see an error like "port already in use" o...

Fix Port Already Allocated Error When Windows Security Is Off

You try to start a local server or application and get an error saying the port is already alloca...

How to Fix Windows Security Not Opening

You click the Windows Security icon in the taskbar or open it from Settings, but nothing happens—...