WeChat is suppose to be banned in the US soon. To be able to continue using it, you will need to do the following.
1. Download Wechat for Android/Wear OS from the links below.
2. Get a VPN and set it to something like Canada.
3. Use WeChat as normal.
Note: When using a VPN on your cell, it will be shared with your Wear OS device.
Android: https://www.coolapk.com/apk/com.tencent.mm
Translated: https://translate.google.com/translate?sl=zh-CN&tl=en&u=https%3A%2F%2Fwww.coolapk.com%2Fapk%2Fcom.tencent.mm
Wear OS: https://apkily.com/wechat
Alternative: https://drive.google.com/drive/folders/1aeFndwRTFqd19TFJ_Bed7nnul0pWTr_Q?usp=sharing
Sideload Wear OS app: https://taksshack.com/forums/topic/sideload-apps-wear-os/