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

Docker Container Restarting Due to Health Check: Causes and Fixes

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...

How to Fix Windows Update Stuck on Pending Install

You open Windows Update and see updates listed as 'Pending install' but nothing happens when you ...

Fix Microsoft Teams Blank Screen: Web vs Desktop

When Microsoft Teams shows a blank screen—white or grey—after login, the problem usually lies in ...

How to Fix Chrome Profile File Locked Error

When you see "Your profile could not be opened correctly" or "The profile appears to be in use by...

Windows Defender Missing from Settings After Update: Fix

After a Windows update, you might open Settings and find that Windows Defender (now called Micros...