Samsung Galaxy S5 has once again received the Android 6.0 Marshmallow update. This is happening for the second time that the Unlocked Galaxy S5 has updated to the Android 6.0 Marshmallow.
Guys if you own Unlocked Galaxy S5 then you can also check it for the update by going into settings then about section.
You can check the screenshots of the Unlocked Galaxy S5 running on Android 6.0 Marshmallow.
Source: Frandroid