There is no automated way to add animated profile picture on Gmail. You’d first need to create the GIF by using online tools like remove.bg and Canva, and then upload that GIF as your profile picture ...
Besides appearing in the top-right corner of every Google app, your avatar is most prominently used for Gmail. A new “Google Illustrations” tool lets you find and build a custom profile picture.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results