drawing becomes small after being drawn in normal size

[bitter cedar]

titles explains it.
my assumption is that because the actor sprite is made by the old canvas and it effects other drawings made in old canvas. but idk
plss plss plss fix I beg u

[tidal wyvern]

I don't think there's a fix for that

that happens because the 4.x canvas size has more pixels to draw on than the older one