Use JavaFX Scene Builder Open Command From the Menu bar, select File and then Open. From the Open FXML dialog box, go to the folder in which you extracted the IssueTrackingLite sample file and open the IssueTrackingLite, src, and issuetrackinglite folders. Double-click the IssueTrackingLite. fxml file.

Where do I put FXML files?

Put all of your fxml in a src/main/resources/fxml directory.

What is FXML file in Java?

JavaFX FXML is an XML format that enables you to compose JavaFX GUIs in a fashion similar to how you compose web GUIs in HTML. FXML thus enables you to separate your JavaFX layout code from the rest of your application code. This cleans up both the layout code and the rest of the application code.