Board Thread:Support Requests - Getting Started/@comment-5964028-20200106225958/@comment-5956954-20200108060335

A basic tool to help make transparent backgrounds would be available on LunaPic. It's not the best and can make outlines look messy, which is why you'll need to cut the image out manually for perfect results, as said above. If you don't want to, though, then the above link is one answer.

Cheers!