You may be running into an issue with the WiFi chip on your Vestaboard.
If after power cycling, all 22 columns on your black Vestaboard turn black, followed by all 22 columns turning to white before your unique 6-digit pairing code or a previously sent message appears, you're likely running into an issue with the WiFi chip on your Vestaboard. We've created a small hardware solution that will fix the issue quickly for you once received. Please contact us to help get things resolved.
Note: This only applies to Black Vestaboard displays. If you are having trouble with a White Vestaboard, please reach out so that we can assist.