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

Command Prompt Setup Guide for Beginners

What is Command Prompt?

Command Prompt is a text-based interface in Windows that lets you...

Fix Windows Security Virus Scan Stuck at 99%

You run a full virus scan in Windows Security, and it gets stuck at 99% for minutes or hours. Thi...

Fix PowerShell Service Unavailable After Update

After a Windows update, you might see errors like "Service Unavailable" when trying to launch Pow...

Fix Windows Update Stuck on Login Screen: Practical Steps

You restart your PC after a Windows update, and you're stuck at the login screen. The spinning do...

Fix Firefox Profile Missing Error 0x80520007

When you see Firefox error code 0x80520007, it usually means Firefox cannot find or load your use...

GitLab Runner Stuck Pending: Fix Docker Executor Issues

You see a job stuck in "pending" status in GitLab CI/CD. The runner is registered and shows onlin...