How do I move my existing Premium license to a new site?
Please follow these steps to move properly your license key to a new website:
Go to the plugin license page of the current website
Blank the license key text
Click on Save (this will deactivate your current license, no data or settings will be lost)
Login on the new WordPress website
Go to the plugin license page
Insert your license key into the text input
Click on "Save" to activate your license key on the new site.