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

How to Fix Windows Update Stuck at 100%

You've waited for a Windows update to finish, but it's stuck at 100% for minutes or hours. This i...

How to Fix Windows Defender High CPU Usage

If your system feels sluggish and Task Manager shows Windows Defender (Microsoft Defender Antivir...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix 'npm command not found' Error in Ubuntu Terminal

When you type npm in the Ubuntu terminal and get npm: command not found...

Fix Microsoft Store Login Loop: Reset and Recovery Steps

You open the Microsoft Store, sign in, and it immediately asks you to sign in again. This login l...

Fix 'Windows Not Genuine' Error After Update

After a Windows update, you might see a message that Windows is not genuine, even though it was a...