Firmware update / Stock ROM : Samsung Galaxy Tab A SM-T555 to Android 7 Nougat. The firmware available for downloading https://www.sammobile.com/firmwares/SM-T555/. You can download your Samsung Galaxy Tab A SM-T555 firmware at the page, available for some countries. How to Root for Samsung Galaxy Tab A SM-T555 is the separated post, this post only for upgrading • Read More »