Adjusting Your Contrast Settings
Having trouble seeing your Fuel Lock device screen? It’s an easy fix.
- Enter the administrator PIN on the device and press star (*). (Forget the administrator PIN? Change it in the app. Go Settings > Admin > Change Admin PIN.)
- Enter 3 from the following menu.
3. Toggle the 1 and 3 keys to adjust your contrast settings.
4. Press * to exist and you’re done!