Steps to enable or disable the mobile network connection on your BlackBerry Curve 8530
If the mobile network connection is turned off, your BlackBerry® Curve™ 8530 can't connect to the Sprint network.
- From the home screen, press the Menu key.
- Scroll to Manage Connections, and press the trackpad.
- Scroll to Mobile Network, and press the trackpad to select or deselect the network.
- You have now enabled or disabled your mobile network connection.