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

Fix Windows Update Stuck Due to DNS Settings

If Windows Update is stuck checking for updates or fails with an error, your DNS settings might b...

Set Windows Defender Threat Service to Automatic Startup

If Windows Defender is not running or you see errors like “Threat service has stopped,” the under...

How to Clear Temp Files and Cache Using Command Prompt

If your computer is running slowly or you're running low on disk space, temporary files and cache...

How to Fix Git Push Rejected Non-Fast-Forward Error

You run git push and see: ! [rejected] main -> main (non-fast-forward). Thi...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

Fix Go Modules Proxy 'No Such Host' Error

When using Go modules with a proxy, you may see an error like: