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

Java JDK Not Recognized After Installation: Fixes and Checks

How to Clear Windows Update Cache Manually

If Windows Update is stuck, failing, or taking too long, a corrupted cache is often the cause. Cl...

How to Fix GitHub Actions Permission Denied (publickey) Error

You're running a GitHub Actions workflow and see Permission denied (publickey) when ...

Fix Windows Defender Path Not Found Error 0x80070643

When you try to update or run Windows Defender, you might see error 0x80070643 with a message lik...

Microsoft Teams Microphone Not Working in Meetings: Fixes

When your microphone stops working in a Teams meeting, you can see others but they can't hear you...

Windows Update Stuck on Checking for Updates? Here's How to Fix It

You click 'Check for updates' and the progress bar just spins. Minutes turn into hours, and nothi...