Mobile data switched on by itself.

[GoodGuy1]

I hope Samsung would fix their software so that mobile data don't turn himself on...

[MOD_2]

Hi GoodGuy1,

This is moderator from Samsung Members Community.

Regarding your issues, we would like to suggest you try below tips.

1.  go to Settings> Connections> Data Usage then press menu button. Select Restrict Background from the menu. It will stop turning on mobile data automatically.

Please let us know if the issues persist.