• Download PLV_v1.3.zip
• Unzip the file
• Use program like Win32 Disk Imager or Etcher to save system image to your SD card (4GB is a minimum).

If you don't need to connect your RPi to Wi-Fi you can eject SD card from your PC and put it in Raspberry Pi. After 3-8 minutes (depending on how fast your SD card is) you should see Visualizer menu on RPi screen.

If you want to make your RPi autoconnect to Wi-Fi you need to follow this guide (starting from step 3)
Note: replace “ with " when editing wpa_supplicant.conf file.

Changelog:

Learning

• Automatic conversion from .mid files to musical notation
• Ability to load custom sheets (xml, musicxml. abc)
• Caching songs for faster loading times

Other

• Midi files are now synchronized while recording in multicolor mode
• Ability to pause led animation when the piano's cover is closed (credits to @SirLefti )
• Ability to change the LED Note Offsets from the LCD Menu (credits to @jwessel )
• Change autoconnect script's language from Ruby to Python (credits to @jwessel )
• Various fixes and QoL changes (credits to @SirLefti and @jwessel )