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

Fix Windows Search Connection Refused or Permission Denied Errors

When Windows Search fails with errors like "connection refused" or "permission denied," it usuall...

Jupyter Kernel Dead: Common Causes and Fixes

You're working in a Jupyter notebook, and suddenly the kernel dies. The notebook becomes unrespon...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix VS Code Integrated Terminal Not Working on Mac M1

If you're using VS Code on a Mac with an M1 (Apple Silicon) chip and the integrated terminal does...

Fix Microsoft Store Sign-In Loop: Step-by-Step Guide

You open the Microsoft Store, sign in with your Microsoft account, and everything seems fine. But...

Fix High CPU Usage by MsMpEng.exe (Windows Defender)

If your system feels sluggish and Task Manager shows MsMpEng.exe using 30–100% CPU, Windows Defen...