F12/F2 not working & Lenovo logo not showing after installing Ubuntu (Single-boot)
13154
How to change boot priority?
148742
What is the "Bootable flag" option when installing a distro?
99655
WUBI installed Ubuntu not showing up at boot menu after Windows reinstallation
67545
grub2 wont load Ubuntu on dual boot
144287
Mint 18 will boot only to a black screen
134645
How do I remove any Ubuntu brand and trademark from my Ubuntu install?
52426
Ubuntu 14.04 LTS live USB boot error (gfxboot.c32:not a valid COM32R image)
131331
How to change Windows 8 boot logo (OEM style)?
146636
Ubuntu 16.04 not booting from USB stick: gfxboot.c32: not a COM32R image
10929
Grub not showing on startup for Windows 8.1 Ubuntu 13.10 Dual boot
109560
How to reinstall GRUB2 EFI?
67935
Windows 7 won't boot after installing Ubuntu 11
64823
Installed Ubuntu alongside Windows 8, and W8 won't boot anymore
122378
Can't boot Windows Vista after installing Ubuntu
137788
Bootable device not found after clean install of Ubuntu 14.04 UEFI on Acer
3102
Asus UEFI/BIOS options - How to boot from DVD?
5626
Dual boot Win 8 / Ubuntu loads only Win