Samsung Galaxy S21 SG User Manual page 119

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Settings
Airplane mode
Airplane mode turns off all network connections including calling, texting, mobile data,
Wi-Fi, and Bluetooth. While Airplane mode is enabled, you can turn on Wi-Fi and
Bluetooth in Settings or from the Quick settings panel.
From Settings, tap
this feature.
NOTE The use of mobile devices on an aircraft or a ship may be subject to federal
and local guidelines and restrictions. Check with appropriate authorities and
always follow crew instructions regarding when and how you may use your
device.
Mobile networks
Use Mobile networks to configure your device's ability to connect to mobile networks
and use mobile data. Options may vary by carrier.
From Settings, tap
• Mobile data: Enable mobile data usage.
• International data roaming: Change voice, text and data roaming settings for
international roaming.
• Allow 2G service: Permit the use of 2G service in areas with limited cellular
coverage.
• Data roaming access: Configure access to mobile networks while roaming.
• Access Point Names: Choose or add APNs, which have the network settings
your device needs to connect to your provider.
• Network operators: Choose available and preferred networks.
• Mobile network diagnostics: Collect diagnostic and usage data for
troubleshooting.
• Network extenders: Scan for cells that can extend your network connection.
TIP Use these features to help manage connection settings that may affect your
monthly bill.
Connections > Airplane mode, and then tap
Connections > Mobile networks.
119
to enable

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