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You can deactivate data connections. Only text messages and calls are then available. This is useful if you want to avoid unintended data traffic. Follow these instructions to activate or deactivate data connections.
1. Find "Wireless & networks"
Press arrow up to access the main menu.
Press Wireless & networks.
2. Activate or deactivate
Press Mobile network to activate or deactivate data connections.
When the box next to the menu item is ticked (V), the function is activated.
Press the Home key to return to standby mode.