The User Interface to your game is just as important as the game itself. Unreal Motion Graphics (UMG) allows you to create an aesthetic that fits the theme of your island. At the end of the session, you will have built custom UMG widgets that can be used in UEFN’s HUD Devices.
https://dev.epicgames.com/community/learning/talks-and-demos/l7w6/fortnite-customizing-ui-widgets
The project was created in UEFN v26.00. There are no plans to update this project at the moment. Project is zipped and must be unzipped to use, so follow the steps in this video @ 2:33 to unzip the project.
Download link: Customizing UI Widget