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

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

Fix Nginx 502 Bad Gateway for WordPress

If you see a 502 Bad Gateway error when visiting your WordPress site running on Nginx, it usually...

How to Set Up OneDrive to Avoid 404 Not Found Errors

If you're seeing "404 Not Found" errors when accessing files in OneDrive, it usually means the fi...

Fix systemd Service Restart Loop Due to Permission Denied

If your systemd service keeps restarting and you see "Permission denied" in the logs, the service...

Fix Chrome Profile DNS Error When Creating New User

You try to create a new Chrome profile, but instead of a fresh browser, you get a DNS error. The ...

Fix Windows Security Service Failed to Start Error 0x80070422

You see the error "Windows Security service failed to start" with code 0x80070422. This usually m...