Cause they make the art 512 X 512 so it'll auto resize to the one smaller than 512, if the image was made 128 X128 and you upload it in 512 texture it'll broke.
Cause they make the art 512 X 512 so it'll auto resize to the one smaller than 512, if the image was made 128 X128 and you upload it in 512 texture it'll broke.
The pixels won't allow for size change. If you put a 128x128 on a 512x512 it will come out blurry, same will happen vice versa.