On the HDMI signal source page, briefly press the [Settings] button on the remote to open the shortcut settings menu, then select the gear icon in the upper right corner to enter the full settings page.
In the settings page, navigate to "Inputs", and select HDMI EDID Version to choose between EDID 1.4 or EDID 2.0.
How to switch HDMI Version on the Elfin Flip Plus？
