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

How to Fix PowerShell Rate Limit Errors in Microsoft Graph API

When you run a PowerShell script against the Microsoft Graph API, you might encounter HTTP 429 er...

Fix Windows Activation 502 Bad Gateway Firewall Issues

When you try to activate Windows and see a 502 Bad Gateway error, it often point...

Fixing npm Dependency Conflicts That Block Package Installs

When you run npm install and get errors about unmet peer dependencies or version con...

Fix KMS Activation Error: Port 1688 Already in Use

Fix Microsoft Teams DNS Error 0xcaa20002

When launching Microsoft Teams, you may encounter error code 0xcaa20002, typically accompanied by...

BitLocker Setup Guide for Windows 11

If you're setting up BitLocker on a Windows 11 PC, you probably want to protect your data in case...