UEFI - Linux and Windows dual boot - tips

Published on Author admin

restore "Fedora" entry using efibootmgr

  • boot your favourite Linux distro in UEFI mode
  • restore "Fedora" entry using efibootmgr
    • #assuming that /dev/sda is your drive, and /dev/sda1 is UEFI partition
    sudo efibootmgr -c -L "Fedora" -l \\EFI\\fedora\\shimx64.efi -d /dev/sda -p 1

restore "Windows Boot Manager" entry using efibootmgr

  • boot your favourite Linux distro in UEFI mode
  • restore "Windows Boot Manager" entry using efibootmgr
    • #assuming that /dev/sda is your drive, and /dev/sda1 is UEFI partition
    sudo efibootmgr -c -L "Windows Boot Manager" -l "\EFI\Microsoft\Boot\bootmgfw.efi" -d /dev/sda -p 1
  • then boot Windows (BitLocker may ask for disk key)
  • suspend BitLocker
  • reboot Windows
  • resume BitLocker (after this step BitLocker should not longer ask for key)

disable Windows 10 Fast Boot

  • Open "Power options" (you can found in using Start Menu)
  • Click "Choose what the power buttons do"
  • Click "Change settings that are currently unavailable"
  • Disable "Turn on fast startup" under "Shutdown settings"