Walledo

Try to press and hold the "power on" button for at least 5 seconds. A logo should appear.  If not, most likely, the battery is completely drained...

Kiosk requires a working Wi-Fi connection. It's highly advised to have a dedicated Wi-Fi password protected network. Please, don't use hotspots ...

Some times due to the wrong settings, you may find your kiosk blocked (black screen with 4 lines and one button "System Settings"). There...