Everything Preferences Dialog Box The Preferences dialog box lets you adjust preferences to suit your work style, allowing you to work more efficiently. NOTE To learn more about the individual preferences, refer to the Preferences guide—see About Harmony Preferences. NOTE Some preferences require you to exit and restart the application, or close a view and reopen it. How to access the Preferences dialog box Do one of the following: Select Edit > Preferences (Windows/Linux) or Harmony Essentials > Preferences (macOS). Press Ctrl + U (Windows/Linux) or ⌘ + U (macOS).