Please help confirm which altitude is not accurate. At present, there are two ways to measure the altitude. One is in Compass widget, and the other is in Sports widget.
The Altitude During Exercise: Please submit a feedback from your watch（watch➡ Settings➡Feedback), submit a feedback (App➡Profile/Me➡Settings➡Feedback) from your Amazfit Watch App, and send your Amazfit ID (App➡Profile/Me➡ID) here And also send us some screenshots of the latest activity including Details, Routes and Graphs.
The Altitude in the Compass: Please replicate the issue and then submit a feedback from your watch（watch➡Settings➡Feedback), submit a feedback. (App➡Profile/Me➡Settings➡Feedback)
from your Amazfit Watch App, and send your Amazfit ID (App ➡Profile/Me➡ID) here the same day. And also let us know the exact time the issue happened.