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

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

Fix WSL Ubuntu Internet Not Working Due to Windows Firewall

If your WSL Ubuntu instance has lost internet connectivity, the Windows Firewall is a common culp...

Fix Chrome Profile Port Already Allocated Error

How to Fix OneDrive Sync Dependency Conflict on Windows 11 Setup

When setting up Windows 11, you might encounter an error stating that OneDrive cannot sync due to...

Using Google DNS to Fix Windows Activation Error

If you're seeing a Windows activation error that says something like "We can't activate Windows o...

Jupyter Kernel Stuck on Connecting: Practical Fixes

You launch a notebook, but the kernel indicator stays gray or shows “connecting” for minutes. Thi...