Hello there. Thanks so much for reaching out!
Your device should currently be operating on Android 2.3.6 Gingerbread (S959GUDLG1). This was the initial software release for this device. There are currently no available upgrades for your phone.
If you have any additional questions please do not hesitate to reach back out. You can contact us on any of social support channels:
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answered 1 year, 1 month ago