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

Fix Command Prompt 502 Bad Gateway Due to DNS Issues

If you're seeing a 502 Bad Gateway error while using Command Prompt to access a web service or AP...

Fix 'Windows Activation Key Not Accepted' Error

You enter a valid Windows product key and get an error saying it's not accepted. This is frustrat...

How to Fix Windows Terminal Not Opening on Mac

If you're trying to open Windows Terminal on a Mac and nothing happens, you're likely running Win...

How to Install Windows Updates on Ubuntu

If you're running Windows software on Ubuntu via a virtual machine or Wine, you may need to insta...

Fix VirtualBox Kernel Driver Permission Denied on Linux

Fix Windows 10 Update Stuck at 100%

You've waited through a Windows 10 update, only to see it stuck at 100% for an hour (or more). Th...