(the "printer cable" style). Connect the square end to the "USB TO HOST" port on the back of the and the flat end to your computer Driver Download : Visit the official Yamaha support page to download the V3.1.4 installer. Installation Sequence Connect and the keyboard before running the installer. Extract the downloaded file and run
Change the view to "Large Icons" and look for the icon. yamaha psr s550 midi driver
Backing up user songs and styles to a computer. (the "printer cable" style)
Power users discovered a bizarre fix: . Yes, the driver for Yamaha’s later MX49/MX61 synthesizers somehow has backward compatibility with the S550’s USB vendor ID (0x0499) and product ID (0x1509). Once installed, the S550 appears as a fully functional MIDI device, complete with 16 MIDI channels and reliable timing. Extract the downloaded file and run Change the
: On the PSR-S550 itself, press the FUNCTION button, navigate to the MIDI settings, and ensure the system template is set to transmit data over USB.