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You can check for available software updates for your device and download them. Follow these instructions to update the device software.
Before you can update the device software, you need to install the program iTunes on your computer.
It's also recommended that you back up the device memory. Click here for information on how to back up the memory.
1. Start iTunes
2. Connect device and computer
3. Update device software
Select your device on the list of connected devices.
Follow the instructions on the screen to update the device software.