Hi. My laptop requires the kernel parameter i915.enable\_psr=0, otherwise my screen will flicker. This normally should be added to GRUB_CMDLINE_LINUX_DEFAULT in /etc/default/grub. But in this file there is no DEFAULT line but two GRUB_CMDLINE_LINUX entries. I’ve tried adding the parameter to thi…

If you use EFI then you need to run this command: sudo grub2-mkconfig -o /boot/efi/EFI/qubes/grub.cfg

Where to add kernel parameter?

enmus May 12, 2022, 7:59pm 4

And if that doesn’t work then do this

And then rebuild initd:
sudo dracut /boot/initramfs-5.x.x.fc32.qubes.x86_64.img --force