Sharp AQUOS Crystal - Manual (Page 162)

Settings 152
1. From home, touch > Settings > Roaming > Roaming guard.
2. Touch the Domestic data roaming, International data roaming checkboxes or both to place
a checkmark and activate the function.
To use data services when Data Roam Guard is active:
n
When a pop-up notification appears informing you that data roam charges may apply, touch
Connect or Always Connect to connect.