pslider revolution not updated after theme update

HI
After installing the neew update of Theme Zebre, Slider Revolution must be installed brand new asking for a licence number or a new registration. Where can I find licence number. The plug in came with Theme so it is not fair having to buy it again
please help me to solve
Thanks Stefania

Hi,

Contact with your purchase item author @ThemeMove right here as a comments

hope they will help!