How to Check Launch Tool Serial Number?

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How to check Launch X431 device serial number?

The serial number is on the back of the Launch X431 main unit. 
Check the SN where tie on your Launch X431 box backside.


NOTE:
Don’t realase that SN to anyone, its a safe code for you,dont let any third party or guys know that code or it easy let your tools lock.
The Serial number is your code, then press Activate.