WhatsApp new features introduce on mobile along with the web version.
Fingerprint authentication now your chat will be secure from source the user can block the specific section in whatsapp and it is in under development.
Privately reply in group chats:
Now you can send private messages to your group members without adding the contact details of group members.
Status will support 3D touch:
Now status will support 3D touch option so you have to just press see and user will also not notified that you saw his/her status.
Third party stickers also integration in keyboard:
It is in under development after this user can integrat third party sticker also.