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

Fix Windows Activation Error 0x8007007b on Ubuntu

If you see Windows activation error 0x8007007b while using Ubuntu (for example, in a dual-boot se...

Fix PowerShell Command Not Found After Windows Update

After a Windows update, you might see errors like command not found when trying to r...

How to Fix PowerShell Version Mismatch Error

How to Fix 'Running Scripts Is Disabled' in PowerShell on Windows 11

When you try to run a PowerShell script on Windows 11 and see the error "running scripts is disab...

Fix Chrome DNS Error Using chrome://net-internals

If you see a DNS error in Chrome—like "ERR_NAME_NOT_RESOLVED" or "DNS_PROBE_FINISHED_NXDOMAIN"—th...

Clear Microsoft Store Cache to Fix Loading Issues

If the Microsoft Store is stuck on a loading screen, won't download apps, or freezes when you try...