How do I restore the HORIZON 30 Series to its factory settings?

A factory reset removes all accounts, installed apps, settings, and locally stored data from the projector.
Perform a factory reset
1. Press the Settings button on the remote to open Quick Settings, then select All Settings.
2. Go to: System > About > Reset.
3. Select Factory Reset.
4. Follow the on-screen instructions to complete the reset.

Warning
A factory reset permanently erases all accounts, installed apps, settings, and locally stored data.
Back up any important data before continuing.