We are rolling out a software update that will ensure your device with continue receiving internet radio. You will be required to apply this update if you want to continue listening to internet radio after the 28th February 2018. Should you miss this deadline, you will only be able to update via USB and a PC. Please see here for the support pages on how to upgrade via USB.
To update your device, please select Options then Additional settings then Upgrade. Select Network to download the software update.