Ablyss App Connection Settings
If you're having trouble with the Ablyss app stating it's working offline, please ensure the connection settings are correct. You can check this by completing the below.
Select the Ablyss app on the tablets

Tap, 'Connection Settings' at the bottom left

Ensure the settings match those of the screenshot below

IP Address: https://ablyssapp.ertosunhouse.com
Port Number: 8081