Mesh Deformer Animation

Auto Keyframe

1. Turn on the auto keyframe button in the toolbar on the left side of the timeline panel.
2. Move the playhead to where you want to add a keyframe.
3. Select a mesh deformer and modify it.
4. The keyframe will automatically appear on the timeline.
5. Drag the playhead with the mouse to observe the animation.

Manual Keyframe

1. Turn off the auto keyframe button in the toolbar on the left side of the timeline panel.
2. Move the playhead to where you want to add a keyframe.
3. Select a mesh deformer and modify it.
4. In the property panel, the small flag after the deformer keyframe turns yellow. Click the flag button to manually add a keyframe.
5. The flag turns blue, indicating there is a keyframe at the current playhead position.
6. Drag the playhead with the mouse to observe the animation.