Dual boot problems 16.04
11965
How can I change/convert a Ubuntu MBR drive to a GPT, and make Ubuntu boot from EFI?
14902
Dual boot Ubuntu 12.04/Windows 7
50346
Bootloader Problems Grub Won't Load Windows 7
146636
Ubuntu 16.04 not booting from USB stick: gfxboot.c32: not a COM32R image
147559
Dual boot pc boots directly to ubuntu instead of showing grub menu
75727
Kernel panic and unable to boot Ubuntu 16.04 after updating
159000
Ubuntu 16.04 final not booting from stick: gfxboot.c32: not a COM32R image
65351
Ubuntu 20.04 on DualBoot fail 90% of tries - Initramfs unpacking failed: Decoding failed
9458
Installation problems with GRUB, can only install by reinstalling Windows in legacy mode but need to keep in UEFI mode
122007
Dual boot. How do I reinstall the Ubuntu partition?
28871
Error: "Failed to open \EFI\BOOT\grubx64.efi..." (Dual-Booting)
147622
GRUB2: black screen when booting Windows
10412
Can't boot into Ubuntu in Windows 10 / Ubuntu dual boot
122583
Can't clean a full /boot because of unmet dependencies
129105
Can't boot, no grub, "alloc magic is broken"
672
Unable to boot into Windows after installing Ubuntu, how to fix?
19596
No more boot logging since 16.04?