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

Fix Windows Activation Error 0x8004fe22 – KMS Server Issues

If you see error 0x8004fe22 when trying to activate Windows, it usually means your system can't r...

Fix Command Prompt Sync Issue with System Clock

Fix Windows Security Service Unavailable in Windows 11

You open Windows Security and see a red banner: 'Security service unavailable. Restart your devic...

How to Reset Your Jupyter Notebook Token

When you try to open Jupyter Notebook and see a prompt asking for a token or password, you've lik...

How to Fix OneDrive DNS Error 0x8004de4a

You see error 0x8004de4a when trying to sign in or sync files in OneDrive. This usually means a n...

Windows Security Not Working on Mac: Fixes and Workarounds

If you're running Windows on a Mac via Boot Camp or a virtual machine and Windows Security (forme...