How to Enable Auto Blood Oxygen Monitor on Amazfit

The auto blood oxygen monitoring on Amazfit tracks your SpO2 continuously when you are in a resting state including sleeping. It also alerts you when it detects low blood oxygen levels. This feature is available in some of the Amazfit smartwatches like GTS 3, GTR 3, and TREX 2.

Open Zepp app and tap Profile in the bottom right.

Tap your watch name.

Select Health Monitoring,

Turn On Auto Blood O2

Hit OK.

You can further turn on alerts for low blood oxygen levels.