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

Fix Windows Defender Service Not Starting (Error 404)

If you see error 404 when trying to start Windows Defender, it usually means the service executab...

Fix Windows Defender Not Opening Error 404

You try to open Windows Defender and get an error 404 – the page or resource can't be found. This...

Command Prompt Slow vs PowerShell Performance: A Practical Comparison

You're running a script or a command, and Command Prompt (CMD) feels sluggish. PowerShell might s...

Reset Chrome Browser Settings to Fix Slow Performance

If Chrome has become sluggish—pages load slowly, tabs freeze, or the browser takes forever to sta...

Microsoft Teams Microphone Not Working in Meetings: Fixes

When your microphone stops working in a Teams meeting, you can see others but they can't hear you...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...