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

Fix Module Not Found Error in Command Prompt

If you're seeing 'module not found' in Command Prompt, it usually means the system can't locate t...

How to Fix Windows Security Real-Time Protection Not Turning On

If you see that Windows Security's real-time protection is stuck off and won't turn on, you're no...

Fix PowerShell Authentication Failed Credentials Error

Fix 'wuauclt: command not found' Error

If you see wuauclt: command not found when trying to run Windows Update from the com...

Fix 'Port Already in Use' Error with No Visible Process

When you try to start a server or service on a specific port, you might see an error like "port a...

How to Fix Windows Store Download Stuck Issues

You start downloading an app from the Windows Store, but the progress bar stays at 0% or a small ...