Screen went blank after attempt to upgrade

[persist]

Pedal does not power on

If a firmware update is interrupted (e.g., power supply is disconnected before the update process completes), the pedal may appear to be turned off and can’t be powered back up until you apply the instructions below. Some users report that unplugging a bricked pedal for a few minutes and then plugging it back in restores power. Your mileage may vary and if it does not work, then move on to the next steps for your particular computer OS. These are instructions for Windows and Mac users on how t…