Download Spark Firmware Updater v1.8.7.20 [Windows] & [Mac].
(System Requirement: macOS 10.13 or later / Windows 8 or later.
The updater does NOT run on Linux, ChromeOS, iOS, iPadOS, Android, or any other systems.)
*For Windows users, please right-click on the installer, and select "run as Administrator".
*This firmware is for Spark 40 ONLY.
DO NOT update your Spark MINI or the Spark GO with this firmware updater.
8/15/2023
Spark firmware 1.8.7.20
The firmware updater improved for stability.
Step-by-Step Guide
*Please try to update the firmware with a different computer if attempts to update the firmware keep failing.
2. aunch the firmware update tool.
*The update tool should be started BEFORE plugging the Spark into the USB port.
3.
6. To restore your backed-up presets, go to Preference -> Backup Tone Presets -> Restore presets from Dropbox to find the option.
resetting your Spark amp to factory default. for further details. Please also try
Video Tutorial