**Create a preferences pane in the System Preferences.** The main purpose of creating preferences pane in system preferences insead of default app settings is this request - https://github.com/rlxone/MultiSoundChanger/issues/8 Possible pane options: 1. Open at system startup 2. Allow notifications from https://github.com/rlxone/MultiSoundChanger/pull/11 3. Classic/New style select option https://github.com/rlxone/MultiSoundChanger/issues/13 4. Show or hide from menu bar