Mícheál, please try adding kernel parameter: intel_iommu=off
to /etc/default/grub (in GRUB_CMDLINE_LINUX_DEFAULT) and then run: sudo upgrade-grub and reboot. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1971146 Title: [radeon] Pictures including wallpaper not showing in kernel 5.14.21 and later (but 5.14.20 and earlier works) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1971146/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs