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

Fix Windows Activation Module Not Found Error

When you see 'Windows activation module not found' while trying to activate Windows, it usually m...

Fix Windows Security Proxy Error After Update

After a Windows update, you might see a proxy error in Windows Security (formerly Windows Defende...

Command Prompt Connection Error Troubleshooting Guide

Fix Microsoft Store Error 0x80070424: Authentication Failed

When you see "Authentication failed" with error code 0x80070424 in Microsoft Store, it usually me...

How to Fix Windows Defender Firewall Blocked App

You try to open an app, but it either won't start or can't connect to the internet. A common caus...

Fix Windows Update Stuck at 0 Percent Loading

You start a Windows Update and the progress bar shows 0% for more than 10-15 minutes. The system ...