So I kinda forgot how to find the secret exit in acorn-2 the screenshot is of an older save I 100% afew years back, but now I forgot after starting fresh today. help?

does anyone know how to de-upload courses? I accidently uploaded the same one FOUR times now and idk how to de-upload. is this feature comming soon or am i doing something wrong? if you do want to check out the correct duped course than the ID is: 23AG-0000-000F-5311