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

How to Fix Windows Security Backup Not Working

Windows Security backup (part of Windows Backup or File History) may stop working for several rea...

Fix Command Prompt Crashing with SFC and DISM

When Command Prompt crashes during SFC /scannow or DISM operations, it usually means a system fil...

Fix Windows Security Proxy 504 Gateway Timeout Configuration

When Windows Security (Windows Defender) reports a 504 Gateway Timeout error through a proxy, it ...

Windows Search Configuration Troubleshooting Checklist

When Windows Search stops working—missing files, slow results, or no results at all—it's usually ...

Fix Microsoft Store Stuck on Loading in Windows 11

If the Microsoft Store gets stuck on a loading screen in Windows 11, you may not be able to downl...

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" ...