If you launch Fortnite from the Epic Games Launcher and are unable to see "Save the World" or are taken immediately to "Fortnite: Battle Royale", please use the following steps to resolve this issue.
First, verify that Save the World is checked on the "Fortnite Installation Options":
- Open the Epic Games Launcher
- Go to Library and locate Fortnite
- Click on the 3 horizontal dots under the Fortnite image and select "options"
- Look for Save the World and make sure it's checked