As phones age, the rate at which they receive software updates slows down - this is exactly what happened to several Samsung phones. The Galaxy J3 Pop/Emerge, Galaxy A7 (2017), Galaxy A5 (2017) and Galaxy A3 (2017) will no longer be receiving any security updates. The quartet had a good run - it went on sale four years ago (January 2017). Samsung Galaxy J3 Emerge • Samsung Galaxy A7 (2017) • Samsung Galaxy A5 (2017) • Galaxy A3 (2017) There are some more bad news. The Galaxy A8 (2018) was demoted from monthly to quarterly updates while its sibling, the Galaxy A8s (also from...
Source: https://www.gsmarena.com/four_galaxy_a_phones_from_2017_will_no_longer_receive_security_updates-news-47568.php
