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

Fix Windows Activation SSL Certificate Error After System Restore

After performing a system restore, some users encounter an SSL certificate error when trying to a...

How to Install Windows Defender on Ubuntu: Workarounds

Windows Defender is a Microsoft product designed for Windows. It does not have an official Linux ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix 'Windows Activation Module Not Found' Error in Windows 10

If you see the error 'Windows Activation Module Not Found' when trying to activate Windows 10, th...

Fix Windows Activation Command Not Found or Permission Denied

When trying to activate Windows using the command line (slmgr.vbs or slui), you might see errors ...

How to Change Microsoft Store App Download Path in Windows

By default, Microsoft Store apps install to the system drive (usually C:). If that drive is low o...