How do I find out which operating system (OS) the N139DL is running?

To go to the OS version details for your phone, follow these steps:

From the main screen, press the CENTER key.
Using the navigation keys, go to the "Settings" icon. Then, press the CENTER key.
Go to "Device."
"Device Information" will be selected. Press the CENTER key.
Go to "Software." Your current operating system version will be displayed.

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N139DL

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