UMA connection settings
Depending on your wireless service provider, you might be able to make calls, send and receive email, PIN, SMS text, and MMS messages, and
visit web pages using UMA. Your device must be connected to a Wi-Fi® network to use UMA. For more information, contact your wireless
About using UMA with a Wi-Fi network
If your wireless service provider supports UMA (also known as GAN) and you subscribe to this service, you might be able to make calls, visit
web pages, and send and receive email messages, PIN messages, and text messages with a Wi-Fi® network. Your BlackBerry® device
automatically switches between using your mobile network and Wi-Fi networks, depending on what is available in the area where you are using
your device. For more information about UMA, contact your wireless service provider.
Change your preferred network type
On the Home screen or in a folder, click the Options icon.
2. Click Network.
3. Change the Connection Preference field.
4. Press the Menu key.
5. Click Save.