Firmware update: Samsung Galaxy Tab A 9.7 SM-P555M Android 6.0.1 Marshmallow. The firmware available for downloading http://www.sammobile.com/firmwares/database/SM-P555M/. You can download your Samsung Galaxy Tab A 9.7 SM-P555M firmware at the page, available for some countries. How to Root for Samsung Galaxy Tab A 9.7 SM-P555M is the separated post, this post only for upgrading to • Read More »