In Fortnite, you can use map codes via the lobby screen. Open the game, and once you find yourself in the game lobby, click on the ' Search ' icon that appears on the top left side of the game screen.

While Fortnite offers a myriad of ways in which you can earn XP to level up your battle pass, there are some well-curated custom maps in the game that you can use to farm a ton of XP to reach the max ...