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

How to Fix Remote Desktop Services 504 Gateway Timeout

If you're getting a 504 Gateway Timeout when connecting to Remote Desktop Services, the gateway o...

Fix Windows Activation After Hardware Change

If you recently upgraded your PC's motherboard, CPU, or hard drive and now see “Windows is not ac...

Setting Up Windows Activation for Ubuntu VM

If you're running a Windows virtual machine on Ubuntu, you'll need to activate it with a valid li...

How to Fix Windows Update Error 0x80070005

Windows Update error 0x80070005 usually means the update process lacks necessary permissions. Thi...

How to Find Which Process Is Locking a File in Windows

You try to delete, rename, or move a file in Windows, and you get an error like "The action can't...

How to Fix '404 Not Found' Error in Windows Command Prompt