Since the server pushes update notice to different serial numbers by batches, it may take some days for you to receive the FOTA notice. Thanks for your patience. You may tap “System updates” in [Settings] >[System] to check if there is new firmware available. Or, you can also try to manually update firmware by referring to the following link. How to update firmware on my phone?
【Release Note】 Fixed Sony Liv app crash Fixed 4G network issue in Telstra (Australia) Fixed the order of apps in all apps list changed after rebooting Fixed the problem that under Hebrew (right language), the color temperature setting value is opposite to the applied effect