Create projectin the upper right corner of the screen. The Create New Project window appears.
Upload a polygon boundary. Then, either drag and drop your polygon boundary file into the target area that appears, or click within the target area to open your operating system's file browser and choose your file. UrbanFootprint supports GeoJSON, GeoPackage, or zipped shapefile format.
Create. Your project will be created. The time it takes will vary with the size of your project.