WhatsApp Beta for Wear OS is constantly getting updates fixing all those bugs.
Since it launch WhatsApp BETA for Wear OS is constantly getting updates fixing all those bugs that were being faced by users. Some of these bugs included inability to send and receive voice notes for some users. While other bugs included random crashes and battery drain. But finally these bugs are getting fixed make sure you are checking for updates on your Wear OS watch if WhatsApp is not getting updated automatically.
A user showing WhatsApp battery consumption
As you can see this screenshot shows WhatsApp for Wear OS is consuming a little battery this might be mainly due to constant updates WhatsApp is getting these days. If you face any bugs just report it so it can be fixed with upcoming updates. Right now the latest WhatsApp version is 126.96.36.199 which was updated on May 11th 2023.