How to turn data roaming and data services on/off on my Samsung Galaxy S6 Edge

Click each step to see the action. You can also click the picture or use the arrow keys.

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When abroad, data roaming is required to use email, web browsing and other data services. Please note that data roaming charges will apply.

To avoid unwanted roaming charges, you can turn off data roaming. You can also turn off data services altogether. This way, your Samsung Galaxy S6 Edge will only transmit data over Wi-Fi.
1. Touch Apps.
2. Touch Settings.
3. Scroll to and touch Mobile networks.
4. Touch Data roaming to change the setting (e.g., from off to on).
5. Data roaming is now on.
Touch Data roaming again to turn it off.
6. To switch data off completely, touch the Back icon.
7. Touch Data usage.
8. Touch Mobile data.
9. Touch OK.
10. Data services are now off.
Touch Mobile data again to turn data services on.