Firmware update / Stock ROM : Samsung Galaxy A7 SM-A710FD Android 7 Nougat. The firmware available for downloading https://www.sammobile.com/firmwares/galaxy-a7-2016/SM-A710FD/. You can download your Samsung Galaxy A7 SM-A710FD firmware at the page, available for some countries. How to Root for Samsung Galaxy A7 SM-A710FD is the separated post, this post only for upgrading to Android 7 Nougat.
Tags: Android 7 Nougat, firmware update, Galaxy A7 SM-A710FD, stock rom