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

How to Disable Shell Extensions to Stop Explorer Restarting

If File Explorer keeps restarting, crashing, or freezing on its own, a misbehaving shell extensio...

Fix Windows Defender Real-Time Protection Permission Denied

When you try to turn on or off Windows Defender real-time protection, you might see a "Permis...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

How to Fix Git Authentication Failed in VS Code

You're in VS Code, push or pull fails with "Authentication failed"—this is common and...

Fix Windows 11 Bluetooth Error 0x00000001

If you see error code 0x00000001 when trying to turn on Bluetooth or pair a device in Windows 11,...

Python Virtual Environment Not Activating on Mac: Fixes

You open Terminal, run source venv/bin/activate, and nothing happens—or you get an e...