Do I have to wait until my On-Premise Messaging & Music device arrives before I login to the app or choose my music? Yes, once your device is setup and installed you may log into the app and choose your music. Related articles I am having issues with my On-Premise Music player. I am a corporate client - how do I get permission to change my station? How can the device be offline if it is playing music? How do I create a custom station for my On-Premise Music? How many users can my business have for managing our On-Premise Messaging & Music?