If you are looking for your MIDI Quest 11 serial number , you can typically find it in the following locations: Where to Find Your Serial Number Owner's Manual : The serial number is traditionally printed on the first page of the owner's manual provided with the software. Setup Information File
Sound Quest Account: You can often find registered licenses by logging into your user account on the official Sound Quest website. Important: End of Life for Midi Quest 11
Thus, the old style “type a 20-character serial number into a dialog box” is no longer how MIDI Quest 11 works. You need an active internet connection on at least one device to complete the license binding.