Am 06.03.20 um 15:23 schrieb Jerry Geis: > This is my /proc/cmdline > > > BOOT_IMAGE=(hd0,gpt2)/boot/vmlinuz-4.18.0-147.5.1.el8_1.x86_64 > root=UUID=c1bef884-0180-4955-a669-c99a8c64f75a ro crashkernel=auto > resume=UUID=0fe1a972-9912-4803-b5ec-265a13a888c1 biosdevname=0 > net.ifnames=0 rhgb quiet rd.driver. > blacklist=nouveau nomodeset nouveau.modeset=0 acpi_backlight=vendor > "acpi_osi=!Windows 2013" "acpi_osi=!Windows 2012" Mmmh, are you using a dual graphics platform? Just a wild guess; substitute your grub config part blacklist=nouveau nomodeset nouveau.modeset=0 with module_blacklist=nouveau,amdgpu,radeon i915.alpha_support=1 Install the new grub config and rebuild your init ramdisk, just for consistency ... -- Leon