infotainment screen

Just got a ‘23 GX460 and I noticed the screen has low refresh rate flicker that is very noticeable looking at dead center head on and less noticeable from certain angles like from the corner of your eye (in your peripheral vision while driving) it seems unlikely that Lexus would use such a...

I am working on an issue with my infotainment screen and was instructed to go into diagnostic mode to see what the problem is. How do I get into diagnostic mode on one of these? The issue I am having is that I can't get past the screen where you select the language. Hopefully I don't have to...