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

Jupyter Kernel Connection Error: Causes and Fixes

You start a Jupyter notebook, try to run a cell, and see a message like "Kernel error" or "Connec...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

After installing or updating Microsoft Office, Outlook may open ...

Fix Windows Update Service Not Starting Automatically

You open Windows Update to check for patches, but it hangs or shows an error. Often the root caus...

Fix Windows Update Error 0x80070002 Version Mismatch

You run Windows Update and get error 0x80070002 with a message about a version mismatch. This usu...

Fix Windows Terminal 504 Error After Update

After a recent Windows update, you might see a '504' error when opening Windows Terminal. This us...

OneDrive Sync Module Not Found After Reinstall: Fix

After reinstalling OneDrive, you may see an error that the sync module is not found or missing. T...