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

Fix Windows Activation Error 0x803f7001 (Rate Limit)

You see error 0x803f7001 when trying to activate Windows. The message mentions a “rate limit.” Th...

Resolving npm install Dependency Conflicts with React

When you run npm install in a React project and see warnings or errors about unmet p...

How to Fix Git Fatal Repository Not Found Error

Fix Windows Security Connection Timeout and Permission Denied Errors

You try to access a network share, remote desktop, or a secured website, and Windows Security thr...

Fix Windows Security and Defender Conflicts: Step-by-Step

You install a third-party antivirus, but Windows Security still pops up with alerts, or you see e...

How to Fix Microsoft Teams Audio Not Working on Ubuntu

If you're using Microsoft Teams on Ubuntu and the audio isn't working—no sound during calls, micr...