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

How to Set Up Windows Update for an Ubuntu Virtual Machine

If you run a Windows virtual machine (VM) on an Ubuntu host, you might notice that Windows Update...

Fix Error 0xc004f074: Windows Activation Not Working

If you see error 0xc004f074 when trying to activate Windows, it usually means the activation serv...

Outlook PST File Locked: How to Unlock and Access It

You try to open your Outlook data file (PST) and get an error that it's locked or cannot be acces...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

Fix 'Connection Refused' Error in Windows Security for Remote Desktop

When you try to connect to a remote PC via Remote Desktop and get a 'connection refused' error fr...

Fix PowerShell Invalid Configuration After Update

After a Windows or PowerShell update, you may see errors like “Invalid configuration” or “Configu...