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

Windows Search Service Troubleshooting Checklist

When Windows Search stops returning results, uses excessive CPU, or fails to index files, the cau...

How to Fix Command Prompt Update Error on Windows

If you see an error when trying to update Windows via Command Prompt, it's usually a system file ...

Fix 'Windows Defender Not Recognized' Error in Command Prompt

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Windows Security High CPU Usage During Malware Scans

You run a malware scan in Windows Security (formerly Windows Defender) and notice your CPU fan ra...

Fix VirtualBox Kernel Driver Not Installed on Ubuntu

When you try to start a virtual machine in VirtualBox on Ubuntu and see the error 'Kernel driver ...