Samsung launched the Galaxy S8 with a fingerprint scanner on the back in an unusual setup. The sensor was next to the camera which led to inconvenient device unlock and camera smudges. Although an under-screen scanner has been in the works since October 2016, it's still not ready for prime time and the Galaxy S9 will use a conventional one, placed below the camera lens. This was revealed by some screenshots from the Samsung Health app. Samsung Health (latest version) • Samsung Health (previous version) The screenshots, that show the process of measuring the heart rate,...
Source: https://www.gsmarena.com/samsung_galaxy_s9_fingerprint_scanner_on_back-news-28666.php
