Scroll down to select APP and observe the provided
 Step by Step solutions to the right. 
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How to find the calculator ID

1) To obtain your calculator's ID number (NOT the Product ID) go to the Home Screen and press 'F1' and select 'About' as shown below.    2) The pop-up window shows the calculator ID:
031D3 2F182 848B

Trouble reading the calculator ID?
Take a screen shot and enlarge it (see above).