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

Jupyter Notebook Token Not Working? How to Reset Password

You start Jupyter Notebook, see the token prompt, paste the token from the terminal, but it fails...

Fix Chrome Authentication Failed Certificate Error

When Chrome shows "authentication failed" with a certificate error, it usually means the browser ...

OneDrive Sync Not Working Due to Proxy: Fixes

If OneDrive stops syncing and you're behind a corporate or personal proxy, the proxy settings are...

Fix kubectl Apply Forbidden in AKS: Permission Denied

How to Fix 'Permission Denied' When Running PowerShell as Administrator

You right-click PowerShell and select 'Run as administrator', but instead of an elevated prompt, ...

Fix Windows Defender Not Starting After Update

After a Windows update, you might see that Windows Defender (now called Microsoft Defender Antivi...