Error data mobile

[sgzfold3]

my Samsung Galaxy Z Fold 3 does not have the option to turn mobile data on and off, and when I turn off wifi, mobile data turns on automatically and I cannot turn it off

[JohnKuchi]

Click that pencil and add the data on/off switch to that list and save.

[mugejerishaun]

My samsung galaxy s10 plus does not have the option to turn data on or off what can i do please help