1. Enter the WeChat application of Huawei Watch.
2. Click "I" in the lower left corner to enter the WeChat Personal Center.
3. Click "Settings" to enter the settings page of WeChat.
4. Find the "New Message Alert" option, and then click Enter.
5. On this page, just turn off the sound option.
The above are the basic steps for Huawei Watch to turn off the WeChat video sound. Due to different equipment models, the actual operation may be different. If you encounter problems, please consult Huawei customer service.