Firmware update / Stock ROM : Samsung Galaxy C8 SM-C7100 to Android 7 Nougat. The firmware available for downloading https://www.sammobile.com/firmwares/SM-C7100/. You can download your Samsung Galaxy C8 SM-C7100 firmware at the page, available for some countries. How to Root for Samsung Galaxy C8 SM-C7100 is the separated post, this post only for upgrading to Android 7 • Read More »