Remote DFU Invalid CRC Error

How to fix the ''Remote DFU Invalid CRC Error''.

Are you experiencing a bug that gives you the error message ''Remote DFU Invalid CRC Error'' when trying to connect?
We have a few steps on how to fix this:


  1. Hold down the power button on the sensor until it turns yellow and let go. Your sensor is now in update mode.

  2. Open Sensorware on iOS or Android. You should see the sensor detected in update mode.

  3. Press okay to go to the update screen and press update.

  4. It takes 60-90 seconds to update the latest firmware to the sensor. Do not leave the app or turn off the sensor while updating.

If you are still having issues please contact us at