A:AnswerThis monitor supports up to 240hz refresh rate but FPS is determined in the game settings. You might also post your question on the Acer Community where there are many users that post questions and offer help and advice on Acer products. The link is: https://community.acer.com/
A:AnswerI wouldn't get a 240hz monitor if you can't get 240 fps or higher. Its basically pointless and your pc most likely won't have a display port for the monitor to hit 240hz base off the fps you are getting in Fortnite.