<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;font-family:Calibri,Helvetica,sans-serif;" dir="ltr"> <p>Hi Karol,</p> <p><br> </p> <p>> > After upgrade from Fedora 34/XFCE to Fedora 36/XFCE, I experience a black screen instead of a login prompt, unless I make a file named /etc/X11/xorg.conf.d/90-monitor.conf which contains eg<br> </p> <div style="color: rgb(0, 0, 0);"> <div> <div dir="ltr"><span>> </span>><br> <span>> </span>><br> <span>> </span>> Section "Monitor"<br> <span>> </span>> Identifier "DP-1"<br> <span>> </span>> Option "PreferredMode" "720x480"<br> <span>> </span>> EndSection<br> <span>> </span>><br> <span>> </span>> Before the upgrade from Fedora 34 to 36, everything worked if the file looked like this:<br> <span>> </span>><br> <span>> </span>> Section "Monitor"<br> <span>> </span>> Identifier "DP-1"<br> <span>> </span>> Modeline "3840x2160" 533.25 3840 3888 3920 4000 2160 2163 2168 2222 +hsync -vsync<br> <span>> </span>> Option "PreferredMode" "3840x2160"<br> <span>> </span>> EndSection<br> <span>> </span>><br> <span>> </span>> But that does not work on my Fedora 36.<br> <span>> </span>> <div><br> </div> <div> <div class="gmail_default" style="font-family:arial,sans-serif"><span>> </span>did you try not using any custom Xorg config, because I don't see why you are even trying that?</div> <br> </div> <div>Yes, I have tried not using any custom Xorg config. That gives me a blank screen under both Fedora 34 and Fedora 36.</div> <div><br> </div> <div>Or, more precisely: My /etc/X11 contains no xorg.conf. My /etc/X11/xorg.conf.d only contains a file named <span>00-keyboard.conf</span> which is written by <span>systemd-localed(8)</span>. If I do not add an <span>/etc/X11/xorg.conf.d<span>/90-monitor.conf then I get a blank screen instead of a login screen.</span></span></div> <div><br> </div> <div>My screen went blank first time at upgrade from <span>5.8.18-300.fc33.x86_64 to 5.9.9-200.fc33.x86_64</span>, cf <a href="https://ask.fedoraproject.org/t/no-login-screen-after-upgrade/10618" class="OWAAutoLink" id="LPlnk722601" previewremoved="true"> https://ask.fedoraproject.org/t/no-login-screen-after-upgrade/10618</a> . It was after that upgrade I added an <span>/etc/X11/xorg.conf.d<span>/90-monitor.conf. Now my screen has gone blank a second time at upgrade from Fedora 34 to 36, and I am a bit short of ideas what to do from here.</span></span><br> </div> <div><br> </div> <div>Cheers,</div> <div>Klaus</div> <div><br> </div> </div> </div> </div> </div> </body> </html>