1. In the Composer Mode, click Layer Manager>Talking Head>Face>the plus sign.
2. Search the image file eg. hair
3. The hair is imported and be part of the Talking Head.
4. In the Layer Manager, click the hair sprite that you have just imported.
The bone will be highlighted.
** Don't forget to tick Show Bone and choose Face instead of Body.
To reposition the bone:-
1. Click the hair sprite in the Layer Manager
2. Move the sprite in the Composer Mode.
The bone will move as well. Position it appropriately.
3. Once bone has already been positioned, while the sprite is still selected, click Sprite Editor.
4. Now, move the hair sprite in the Composer Mode accordingly.
Next, arrange the layer order for the hair accordingly.
YouTube Tutorials Here