Verizon has started pushing out a new update to Samsung Galaxy Tab S3 units on its network. Arriving as software version NRD90M.T827VVRU1AQJ3, the update brings along support for Netflix High Dynamic Range (HDR) video streaming. A couple of other changes are there as well, including fix for a Fingerprint Setup Wizard issue as well as Android security fixes for the month of October. As is usually the case with OTA roll outs, it might take some time for the update to hit your device. So be patient. Source
Source: https://www.gsmarena.com/new_samsung_galaxy_tab_s3_update_on_verizon_brings_netflix_hdr_streaming_support-news-28559.php