iOs system Tap on  the “gear” icon in the top right corner →Tap on “About” → check the App version. Tap on the “pencil” in the top left corner →Tap on the device→ Enter the “Device Settings” page and check the firmware version. About Page     device setting page Android system Tap on thegear icon in the top right cornerTap onAbout” →check the App version. Long press the device→Tap on the Settings→ Enterthe “Device Settings” page and check the Firmware Version. About Page    android long press    

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