idk why I make this only MD fans understand lol How 2 type solver symbol :00000 (tutorial idk): on google search: "U+16942" copy and paste symbol (scratch's chat does not support Unicodes :( use it on costumes in projects instead :D)
TUTORIAL (idk): its not https link so cannot send link but try this: "window keys" + "." ( period/ full stop ) search gif on upload costume paste the gif link into "file name" then open how find gif link: just open a blank google tab then click on the gif (link should be automatically typed in)