Samsung rolled out the long awaited official Active 2 software update today with Tizen 5.5.0.1 R830XXU1CTH8 which supports ECG, fall detection, and more!
Samsung Health Monitor App- http://bit.ly/SamsungHealthMonitor
Samsung Galaxy Active 2 https://amzn.to/3i0T2XA
Samsung Galaxy Watch 3 https://amzn.to/2FO58X7