Designing a full-sized game for a five-inch screen is all about choosing what...

https://riversexpertchat.cloudhinter.com/posts/what-should-change-first-when-porting-a-desktop-game-ui-to-mobile

Designing a full-sized game for a five-inch screen is all about choosing what matters most. Instead of shrinking the whole experience, focus on touch-first controls that fit naturally in your hand