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

Fix Outlook Error 0x80004005: Step-by-Step Troubleshooting

Outlook error 0x80004005 typically appears when sending or receiving email, often with a vague me...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix 'docker compose port already allocated' Error When Port Is Free

You run docker compose up and get an error like port is already allocated f...

Windows Activation Setup Guide for a New PC

When you set up a new PC, Windows may prompt you to activate. This guide covers the typical activ...

Fix OneDrive Sync Module Not Working on Windows 10

If you see “OneDrive sync module not working” on Windows 10, the OneDrive app may be stuck, not s...

Windows Update Login Loop Troubleshooting Checklist

If you're stuck in a Windows update login loop — where you sign in, the screen goes black or logs...