- Open the Withings App.
- Go to Profile.
- Tap on the Settings icon at the top-right corner of the page.
- Tap Emails and notifications.
- Check or uncheck the boxes of your choice.
- Tap Ok to validate.
https://support.withings.com/hc/zh-cn/sections/6216069138705-Withings-App-iOS
https://support.withings.com/hc/zh-cn/sections/200501488-Tutorials