* if there is no official update, is there a custom ROM for the device based on a more recent version? Searching XDA-developers forums is usually a good way to find out. Otherwise you already have the latest version that's available for your device. If an update exists it will offer to install it. * if the manufacturer has produced an update, go to Settings > About > Software Updates and ask it to check. I don't know that device, but the general principles is simple:
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