That avatar is too wide or tall. The limit is 120px width by 80px height.
https://m.imgur.com/a/D80fgKu
your avatar for signature can not upload sir , please fix it.
https://m.imgur.com/a/D80fgKu
your avatar for signature can not upload sir , please fix it.
Thanks for pointing that out! We are updating the avatar: https://imgur.com/gallery/SGDCVFN