# Mobile

1. Check the mobile settings. The mobile configuration will dependent on the GSM provider. If the APN is not shown then check if the SIM card is active.

<figure><img src="/files/qhMsCgUphdNfsdNbvW0R" alt=""><figcaption></figcaption></figure>

2. Click "Next" to open [LAN](/b3-sms-device-installation-manual/installation-procedures/router-setup/setup-wizard/lan.md) settings.


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