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

Fix Windows Security High CPU Usage and Slow PC

If your PC feels sluggish and Task Manager shows Windows Security (or Antimalware Service Executa...

Fix Jupyter Notebook Token Not Working on Windows

When you start Jupyter Notebook (or JupyterLab) on Windows, it often opens a browser tab asking f...

Fix Outlook Port Already Allocated Error from Antivirus

If you see an error like "The connection to Microsoft Exchange is unavailable. Outlook is using p...

How to Set Proxy in Command Prompt (Windows)

If you need to route traffic through a proxy server on Windows, you can set proxy settings direct...

How to Fix Microsoft Store Slow Performance in Windows 11

If the Microsoft Store is taking forever to load, browse, or download apps on Windows 11, you're ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...