Install One UI Rom on Galaxy A5/A7 2017 /A520F/A720F - YouTube
Amazon.com: SAMSUNG GALAXY A5 2017 UNLOCKED SM-A520F 32GB/3GB SINGLE SIM 4G LTE IN USA, CARIBBEAN & LATIN AMERICA (BLACK SKY) - INTERNATIONAL VERSION - NO WARRANTY : Cell Phones & Accessories
How to Soft & Hard Reset your Samsung Galaxy A5 (2017)
Galaxy A5 (2017) receives December security patch - SamMobile