Firmware update / Stock ROM : Samsung Galaxy A8 SM-A810F Android 7 Nougat. The firmware available for downloading https://www.sammobile.com/firmwares/SM-A810F/. You can download your Samsung Galaxy A8 SM-A810F firmware at the page, available for some countries. How to Root for Samsung Galaxy A8 SM-A810F is the separated post, this post only for upgrading to Android 7 Nougat.
Tags: Android 7 Nougat, firmware update, Galaxy A8 SM-A810F, stock rom