First, open the Xiaomi Sports app on your mobile phone, and then click My to select the mi band 5 device from my devices. After entering the mi band 5 page, click on the dial mall and select your favorite dynamic dial here. After clicking the dynamic dial, click the synchronous dial at the bottom of the interface.
After the dial-up synchronization is completed, you can see the dynamic dial-up you set up on mi band 5.