This license code is necessary for the performance of the plugin and you can find in 2 places:

1. In the invoice email

license_email

 

2. In the “My Account” section in the website

Go to https://www.letsgodev.com/my-account/ put your username and password. Click in “Orders”.

license my account

 

license my account

If you purchased more than 1 license you can create them using the “key Generator”.