IMPORTANT:
By installing the 2.5.1 version or upper, you will not be able to downgrade to versions older than 2.5.


1. Downloads and install Sledge Spectre application.

2. Connect Sledge to the computer with a standard USB cable and power it ON.

3. Open Sledge Spectre and choose Sledge as MIDI output device in Audio/MIDI settings.

4. Click Upgrade… and select the firmware file.

5. A message on the Sledge display will notify that the update is operating; wait for the end of the transmission.

6. Turn Sledge OFF/ON: the new Firmware version will be shown on the display.

7. (optional) Restore Global settings by powering the Sledge on while keeping pressed the button GLOBAL.