Questions about the compatibility of model files with map sizes

[CNDogc]

Does the item texture of itemsadder and ModelEngine model files being too fine affect the display of Bedrock Edition? I tried changing the custom sticker of the itemsadder to a size of 256×256 and it didn't work. But at the size of 64×64 there is no such problem. And today I tried to make a boss with ModelEngine, but the players in Bedrock Edition still can't see the boss