When you first start up Firefox, you will be warned that you downloaded Firefox from the Internet. Just click on its icon in the dock or Applications folder to start it. Just open your Applications folder and drag Firefox to the dock.įirefox is now ready for use. Scourgebringer supporter pack for macbook pro. Tip: You can add Firefox to your dock for easy access. Do not run Firefox directly from the Firefox.dmg file, as this can result in issues such as lost data and settings. Complete the steps above before running Firefox.