Animations clip made in cocos 2x doesn't work in cocos 3x

I made an animation clip for the icons in Cocos 2.4. I tried bringing it to Cocos 3.8, but the animation didn’t work. I had to create a new animation clip. This takes double the effort. Is there any way to convert animation clips from 2x to 3x quickly?

You can use the “Import Cocos Creator 2.x project” plugin, documented at Cocos Creator 3.8 Manual - Cocos Creator 3.0 Upgrade Guide, to try to see if the upgrade wo