Site settings > General tab.
Uncheck the box.
Hello Fabio,
Please be assured that you logged under the account with the activated license and go to the Site Settings >> General Tab >> remove the "Made in Nicepage" tick.
...................................................
Sincerely,
Negat Veri
Nicepage Support Team
Please subscribe to our YouTube channel: http://youtube.com/nicepage?sub_confirmation=1
Follow us on Facebook: http://facebook.com/nicepageapp