How to Power On to the Last HDMI Input on the Elfin Flip 4K projector?

1. Press the Settings button on the remote to open Quick Settings, then select All Settings.

2. Go to System > Power & Energy

3. Select Power-On Behavior.

4. Select Last Used Input. When the projector is turned off while using an HDMI source, it will return to that input the next time it powers on.