How To Locate The Serial Number
You can find your terminal’s serial number in two ways
Remove the back panel of the terminal.
Carefully lift the battery without disconnecting it.
Locate the sticker above the barcode.
The Serial Number is in this format: S/N XXX-XXX-XXX.
Tap the three horizontal lines in the top-left corner of the screen.
Select About.
The serial number will be listed as Hardware Device ID.
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