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

Windows Defender 404 Not Found Registry Fix

You open Windows Security and see a blank page or a '404 Not Found' error. This often happens aft...

Fix Microsoft Store Rate Limit Error 0x80073cf0

If you see error 0x80073cf0 in Microsoft Store, it usually means you've sent too many requests in...

Fix Windows Terminal JSON Error After Update

After a Windows Terminal update, you might see an error like "Error parsing JSON" or a blank sett...

Fix Windows Defender Version Mismatch with Configuration Tool

You might see a version mismatch warning when opening Windows Defender Security Center or running...

WinSCP Connection Refused vs Permission Denied: How to Fix

When you try to connect to a remote server with WinSCP and get an error, the specific message can...

Fix pip SSL Certificate Verify Failed on Ubuntu