Firmware update: Samsung Galaxy Tab S 8.4 SM-T705M Android 6.0.1 Marshmallow. The firmware available for downloading https://samsung-firmware.org/model/SM-T705M/. You can download your Samsung Galaxy Tab S 8.4 SM-T705M firmware at the page, available for some countries. How to Root for Samsung Galaxy Tab S 8.4 SM-T705M is the separated post, this post only for upgrading to • Read More »