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

Windows Defender Real-Time Protection Rate Limit Error Fix

You may see a notification that Windows Defender real-time protection has a rate limit error, oft...

Fix Microsoft Store Error 0x80073cf0 After Reset

After performing a system reset or refresh, you might encounter Microsoft Store error 0x80073cf0 ...

How to Fix Docker Daemon Not Running on Windows 10

When Docker Desktop fails to start on Windows 10, you may see errors like “Cannot connect to the ...

Jupyter Kernel Not Starting in VS Code: Quick Fixes

You open a Jupyter notebook in VS Code, try to run a cell, and the kernel either hangs on "Starti...

Fix Command Prompt Cache Clear Not Working

You run ipconfig /flushdns or arp -d in Command Prompt, but cached entr...

Fix Windows Defender Module Not Found Error 0x80070643