In the Quadify music streamer project, the installation of our main software is a pivotal step that bridges Volumio's robust streaming capabilities with the tactile and visual interfaces of your device. This software, designed specifically for Quadify, sits atop the Volumio platform, seamlessly integrating control over the FM4 buttons and LEDs, the OLED screen, and the rotary encoder. It's this layer of software that transforms your Raspberry Pi and Volumio into a fully interactive music streaming experience, allowing you to navigate, select, and enjoy your music with the intuitive physical controls of the original Quad FM4 tuner. By installing this software, you empower your streamer with the ability to not just play high-quality audio but also provide a user-friendly and responsive interface, making your music listening experience both sophisticated and enjoyable. This blend of old and new, combining classic controls with modern streaming technology, is what sets the Quadify project apart in the world of DIY audio.