Easing styles is your go to way to make something more smooth. When you have the animation open inside animation editor, click on a keyframe, right click on it then find easing styles or something along those lines (Correct me if I’m wrong). Then you can change it to however you want.
Moon Suite Animation provides more easing styles so its recommend if you want to have more ways of smoothing your animations.
You can also learn some animation basics along with it to make it look better as well:
(Old but pretty good examples)
https://blog.roblox.com/2016/06/animations-spring-to-life-with-new-easing-styles/
EDIT: And If I’m not mistaken, they’re adding new easing styles I’m pretty sure though thats just a guess 