Firmware update: Samsung Galaxy Wide SM-G600S Android 6.0.1 Marshmallow. The firmware available for downloading https://samsung-firmware.org/model/SM-G600S/. You can download your Samsung Galaxy Wide SM-G600S firmware at the page, available for some countries. How to Root for Samsung Galaxy Wide SM-G600S is the separated post, this post only for upgrading to Android 6.0.1 Marshmallow.
Tags: Android 6.0.1 Marshmallow, firmware update, Galaxy Wide SM-G600S