Comment 29 for bug 1734147

I dont have a dual boot system, i just have ubuntu 17.10 and since the upgrade (17.04 to 17.10) im unable to save changes made to the bios such as boot order, secure boot, intel virtualization, etc.

I can boot into Ubuntu and the output of 'sudo efibootmgr -v' is:

BootCurrent: 0000
Timeout: 0 seconds
BootOrder: 0000,2003,2001,2002
Boot0000* ubuntu HD(1,GPT,ef50adca-c79c-4471-8c88-4a641917c23d,0x800,0x100000)/File(\EFI\ubuntu\shimx64.efi)
Boot0001* EFI Network 0 for IPv4 (1C-39-47-18-3F-55) PciRoot(0x0)/Pci(0x1c,0x2)/Pci(0x0,0x0)/MAC(1c3947183f55,0)/IPv4(<->,0,0)RC
Boot0002* EFI Network 0 for IPv6 (1C-39-47-18-3F-55) PciRoot(0x0)/Pci(0x1c,0x2)/Pci(0x0,0x0)/MAC(1c3947183f55,0)/IPv6([::]:<->[::]:,0,0)RC
Boot2001* EFI USB Device RC
Boot2003* EFI Network RC

My machine is a Lenovo U31-70.