GRUB not showing up (windows 10/ubuntu)
14617
Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10
93688
How can I add a new operating system boot entry to the GRUB2 menu?
107500
Dual boot Ubuntu (14.04) with Windows 10
142438
Grub menu working but hidden, can't make it visible
96248
Cannot Restore Grub After Windows 8.1 Upgrade
28835
Ubuntu missing from HP boot menu
64198
How to update grub on a dual boot machine?
84732
How to get GRUB to be the default bootloader instead of Windows Boot Manager on a UEFI laptop?
67545
grub2 wont load Ubuntu on dual boot
40654
How to remove Windows from grub menu and boot straight to ubuntu?
672
Unable to boot into Windows after installing Ubuntu, how to fix?
10929
Grub not showing on startup for Windows 8.1 Ubuntu 13.10 Dual boot
123150
How to add Windows to GRUB
156812
How to reinstall Ubuntu in dual boot with Windows 10?
26788
How to make grub menu appear instead grub minimal bash-like in booting?
113717
First time installing (erasing Windows) from usb, did everything just so, Boot Device Not Found
5413
How can I repair grub? (How to get Ubuntu back after installing Windows?)