Install the font first before use.
How to install font
windows :
https://www.fontspring.com/support/installing/how-do-i-install-fonts-on-my-windows-pc
mac :
https://www.fontspring.com/support/installing/how-do-i-install-fonts-on-my-mac

FOR FULL GLYPS AND COMMERCIAL PURPOSE:
https://creativemarket.com/saridezra/2094834-Royalite-Script-Family

Thank You,
Sarid Ezra - www.saridezra.com