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

Fix Windows Defender Rate Limit Error via Registry Edit

If Windows Defender shows a rate limit error—often with messages like "Threat service has stopped...

Configuring Microsoft Store for Offline Access

If you need to use the Microsoft Store on a device that is frequently offline, or you want to man...

Fix Git 'Fatal: Repository Not Found' Despite SSH Key Setup

You've set up an SSH key and added it to your Git hosting service, but when you try to clone or p...

Checklist for Diagnosing Windows Activation 504 Timeout

When Windows activation fails with a 504 timeout, it means the activation server didn't respond i...

Fix SSH Permission Denied (publickey) on Raspberry Pi