1. On the mobile phone, open the Amazfit app > Profile > My Watch > Select Watch Face > Upload Watch Face Background.
2. On the watch, long press the watch face page to enter the watch face selection page. If the watch face shows customization, tap the
customization to enter the watch face background settings. Slide the watch face up to find "Use Uploaded Picture," select the background just uploaded, tap "Yes" and then tap "Save."