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

How to Fix Windows Defender Service Not Running

If you see a message that Windows Defender is not running or the security center shows it's off, ...

Fix 'UFW Status Shows Port Not Active' Error

You run sudo ufw status and see a rule for a port, but the port isn't actually activ...

How to Fix Chrome Profile Module Not Found Error

When launching Chrome, you may encounter an error message saying 'Profile module not found' or 'E...

Fix 'Module Not Found' in Python Virtual Environments

Fix Windows Update Error 0x80070643 in Windows 11

You're trying to install a Windows 11 update, but it fails with error 0x80070643. This usually me...

Fix Remote Desktop Auto-Start with Registry Edit

If you rely on Remote Desktop (RDP) to connect to a Windows machine, you may want the RDP session...