The PS5 allows for custom button remapping for all controllers, found in Settings > Accessibility > Controllers. You can ...

Steam Link just got its first big update since finally hitting the App Store on iOS. This release — version 1.1.36 — brings the ability to remap controller buttons and a number of big improvements.

I've used a lot of game controllers on my Mac and other platforms, but I've never seen one like this. GameSir fixed the controller layout problem by letting you change the Tarantula Pro's on the fly.