This page covers Cellular/SIM related settings
Cellular/SIM data can be turned on/off.
User can select preferred network mode. Default/recommeded mode is Auto . When both 4G LTE and 5G is available, this selection would be possible.
Internet APN can be set. In case of incorrect APN, device can loose internet connection.
Domestic roaming can be turned on/off. if turned ON , Device will be able to connect to other service provider network inside the country, in case service network provider is not available.