Designing a full-sized game for a five-inch screen is about making smart...

https://angelossplendidperspectives.lowescouponn.com/what-should-change-first-when-porting-a-desktop-game-ui-to-mobile

Designing a full-sized game for a five-inch screen is about making smart priorities, not just shrinking everything down. You focus on touch-first controls that feel natural in small spaces. Choosing portrait or landscape depends on how the game plays best