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

Fix 'Port Already in Use' Error When No Process Shows

You try to launch Chrome or a Chrome-based tool (like Puppeteer, Selenium, or a local dev server)...

Windows Security Antivirus Not Detecting Threats: How to Fix

If you suspect Windows Security (formerly Windows Defender) is not detecting threats, you might s...

Outlook Slow on Windows 10: Configuration Tips to Speed Up

If Outlook feels sluggish on Windows 10—taking forever to start, search, or send emails—the probl...

Chrome Profile Log File Empty: Causes and Fixes

If you've opened Chrome's profile log file only to find it empty, you're not alone. This often ha...

PowerShell Slow Startup: Common Causes and Fixes

If PowerShell takes noticeably longer to start than usual—sometimes 10 seconds or more—the proble...

MongoDB Authentication Failed: Administrator Checklist