You can only use your device on the LTE 800, 900, 1800, 2100, 2600; UMTS 850, 900, 1900, 2100; and GSM 850, 900, 1800, 1900 MHz networks. Support for LTE networks may have been disabled on your device depending on your country or service provider. You need a subscription with a service provider.
Using some features and downloading content require a network connection and may result in data costs. You may also need to subscribe to some features.