Mobile network Settings
You can set whether to enable or disable data access on your
device.
1. Press
networks.
2. Tap Data enabled to check or uncheck it.
Call Settings
Your device's Call Settings menu lets you configure International
call options and TTY mode.
North American Dialing
Replace + code as needed for outgoing calls.
1. Press
2. Tap North American Dialing to check or uncheck it.
>
> Settings > Wireless & networks > Mobile
> Settings > Call settings.
>
Phone
91