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

Fix High CPU Usage in PowerShell After Update

After a recent Windows update, you might notice that PowerShell (or PowerShell ISE) is consuming ...

Fix Windows Terminal Permission Denied When Clearing Cache

If you see a 'permission denied' error when trying to clear the Windows Terminal cache (e.g., del...

How to Fix Windows Activation Update Error 0x800f0922

You might see error 0x800f0922 when Windows tries to install a feature update or during activatio...

How to Fix Microsoft Store Error 0x80072efd

When you see error 0x80072efd in Microsoft Store, it usually means the app can't reach its server...

How to Check Which Process Is Using a Port in PowerShell

When a service fails to start or an application complains that a port is already in use, you need...

Fix Windows Defender Module Not Found Error 0x80070643