You click it and all the keys for the joints will be placed in the timeline.




YouTube Tutorials Here

I mean, all keyframes, including actions, adjustments, and so on, as well as the keyframes of all character scenes, are added at the current time, not just one click on the action

Use the 2D Motion Key Editor.
Select Full Body.
Then click Set Key.




YouTube Tutorials Here

Want to add a feature，Add all keys with one click on the timeline