Re: Display resolution 3840x2160@24rb stopped working after Upgrade from Stretch to Buster

2019-09-11 Thread Jan Michael Greiner
Dear Charles, On Monday, September 9, 2019, 1:55:06 PM GMT+2, Charles Curley wrote: >> On Mon, 9 Sep 2019 10:20:37+ (UTC) Jan Michael Greiner wrote: >> With Debian Stretch (9.8) I had the display running with 3840x2160 >> resolution at 24Hz reduced blank. >>

Re: Display resolution 3840x2160@24rb stopped working after Upgrade from Stretch to Buster

2019-09-13 Thread Jan Michael Greiner
Thanks to everybody, for all the hints. I think the way to search in, is to create an edid file and load it at boot. I searched in this direction before, I just abandoned that way because it did not work. Now the question I have is: How to create that edid file. The tool I found creates a file i