Um so the “set thumbnail” button isn't working. Also, I tested it out, and not even the “Set animated thumbnail” bookmark doesn't work. Are the servers broken or something?
Scratch, please help!
Animated thumbnail:

Set thumbnail not working:

alto saxophone

Me too
Idk why the “Set Thumbnail” is broken bruhhhh
https://scratch.mit.edu/projects/1239786722/

As the thumbnail button

when this sprite clicked
if <<thumbnail invalid> or <glitch>> then
say [error] for (2) secs

end