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

Python Import Error: Module Not Found Despite Being Installed

You run your Python script and get ModuleNotFoundError for a package you’re sure you...

Fix Windows Search Blank Screen When Clicking Start Menu

If clicking the Start menu shows a blank search screen instead of the usual results and apps list...

How to Fix High Memory Usage by cmd.exe

If you notice that cmd.exe is using a lot of memory—sometimes hundreds of megabytes—it's usually ...

Fix Chrome Service Unavailable Error Code

You open Chrome and see an error message like "Service unavailable" or a specific error code (e.g...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

Command Prompt is a text-based interface in Windows that lets you...

Chrome Profile Authentication Failed: Delete and Recreate Profile

You try to sign in to Chrome or access a Google service, and you get an error: “Profile a...