1. Enter the mobile phone health cloud my page and click the Settings button in the upper right corner of the health cloud.
2. On the Settings and Help page, click Accounts and Security.
3. On the Account and Security page, click Mobile Number.
4. Enter the mobile phone number, enter the verification code of your mobile phone number, and click "Next".
5. After entering someone else's mobile phone number and verification code, click "Next" to finish.