On August 25, 2016 at 17:24, kdp99 said...
I sadly suspect you are correct, but live in hope. In the meantime I have found a macro that seems 100% OK for HDMI4 (provided it has an active input), and this is
COMPONENT VIDEO
4 seconds delay
SOURCE
LEFT
LEFT
SELECT
I believe some have updated the firmware and HDMI 4 works. Is that possible?