BuyVM offloaded SQL doesn't work

Access denied. I changed the username, and password. It simply doesn’t work. I did add the user to the database. I emailed support. The user has all the permissions for the database.

Update Turns out you have to add your VPS’s IP in cPanel. If you are connecting to it locally, then use your local IP. Both can be found with ifconfig. I figured it out before they emailed me.