I made some GIF and want to upload these.

I heard how to upload GIF is


so, i upload GIF on Facebook. but it didn't work

i don't know why

Is there a limit to the size of the GIF file? (GIF file size is 10~30MB, so it's pretty heavy.)

if you konw the reason, please tell me.

GIF address:

https://www.facebook.com/100029763331824/videos/187523862249724/

https://www.facebook.com/100029763331824/videos/187523882249722/

https://www.facebook.com/100029763331824/videos/187523898916387/

https://www.facebook.com/100029763331824/videos/187523908916386/