Hi all, this looks an aweful lot like my issue (that has only started after upgrading to 6.8 RC4 from 6.7). I tried applying the syslinux line as follows: default menu.c32 menu title UNRAID prompt 0 timeout 50 label Unraid OS menu default kernel /bzimage append intel_iommu=off initrd=/bzroot label Unraid OS GUI Mode kernel /bzimage append initrd=/bzroot,/bzroot-gui label Unraid OS Safe Mode (no plugins, no GUI) kernel /bzimage append initrd=/bzroot unraidsafemode label Unr