Firmware
Firmware Update for Symphony Grand II
This update is for any users who switch on their piano and see “Bootloader” at the top of the screen.
The attached files and instructions will fix this issue. You will need a USB stick to complete the update.
Firmware Updates for Legato III
Firmware updates are software operating updates for your Legato III piano. These updates will have either fixes for the operating system and/or new features that we added to improve the functionality.
Firmware Update for Legato LE
This update improves compatibility with the Williams app for iOS and Android. (Updater is for Windows only.)