The phrase "to have more fun" means to engage in activities that are enjoyable and entertaining, with the goal of experiencing pleasure and delight. Full definition
If you know me, you know that I love holidays as it opens the door for more creativity and you can just have more fun with concepts. (eatdrinkshrink.com)
It was a disaster, but I have never had more fun in my life. (theinspiredroom.net)
Granted, I did have more fun playing with my friends than I did playing myself. (thenextweb.com)