Causes:
1. Mic hole blocked
2. The connection of the phone has failed
Solutions:
1. Restart your watch: Press and hold the side button until you see the Power Off and Restart option. Click the Restart option to try again
2. Clean the microphone: Use a soft brush or a dry cloth to clean the microphone hole, which is usually located between the power button and the digital crown.
3. Re-pair your watch: Please refer to the Video guide link: https://www.youtube.com/watch?v=EHwnhFkxgzw to re-pair the watch.
4. Check for updates: Make sure your watch is running the latest version of its operating system. Turn on realme Link > Select the corresponding watch card > Device upgrade.
If the issue remains unresolved, please take your device and proof of purchase to an authorized realme Service Center for assistance.