Samsung GALAXY S7 User Manual page 217

2. Configure options:
Data roaming: When you are outside your home network area, your phone can still connect
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to other networks that your provider supports using roaming. There may be additional costs
for accessing networks while roaming, so you may want to control your phone's roaming
behavior with Roaming settings.
Roaming network: Select a roaming default. Choose Home only, to only connect to
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the Sprint network, or Automatic to allow connections to Sprint's partner networks,
when available.
Roaming guard: Choose options for displaying an onscreen roaming notice for certain
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functions. Enable or disable roaming notices for Voice and Data for Domestic use, Voice,
Data and Outgoing text message for International networks, and Voice, Data and
Outgoing text message for GSM networks (if supported by your phone).
Roaming settings: Enable or disable roaming options, including Voice and Data for
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Domestic and International networks, and Data for GSM networks (if supported by your
phone).
Network mode: Choose a preferred network mode. Available options depend on your
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phone's features, but may include: CDMA, LTE / CDMA, GSM / UMTS, and Automatic (the
recommended setting).
Access Point Names: View, configure, and add access point names (APNs) for your
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phone's data connection.
Network operators: View mobile network operator information for international GSM
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networks.
Settings Connections Settings 206