I have managed to still fetch the retracted (? where is this exactly documented and talked about? ....55.22 kernel-default and -devel and what not package so vboxconfig now kind of runs builds compiles or something but fails at the end? is the reason maybe that this physical hosting system is using uefi and secureboot both activated? ------- sudo /usr/sbin/vboxconfig Building kernel modules... Kernel modules built correctly. They will now be installed. insmod /lib/modules/5.14.21-150500.55.22-default/weak-updates/extra/vboxdrv.ko modprobe: ERROR: could not insert 'vboxnetflt': Key was rejected by service insmod /lib/modules/5.14.21-150500.55.22-default/weak-updates/extra/vboxdrv.ko modprobe: ERROR: could not insert 'vboxnetadp': Key was rejected by service Kernel modules are installed and loaded. ----------- how to run virtualbox on opensuse 15.5 with a uefi and secureboot activated system? ty.