To enable WiFi, please connect your watch with Amazfit App first.
Then access the home screen by pressing the button on the right side of the watch. From the home screen, swipe DOWN on the watch face ➡tap Additional settings➡tap Connection➡tap Wi-Fi and connect to your network. The Wi-Fi password prompt will show up in your Amazfit app. Input the password in the app to enable WiFi on the watch.
If the issue still persists, please replicate the issue and send us a video so that we can assist you better.