Immediately after the payment you will get multiple e-mails with your order details and Activation Key that you can immediately use to activate XSMP.
At any time, you can sign-in to your account at Siger Studio and in the Customer Area you can find your Activation Key in the purchase order.
1. Run 3ds Max and launch XSMP plugin. A window prompting for activation will pop up.
To activate the license, internet connection is necessary.