GRUB doesn't load Windows 8
12237
Attempted Installing Ubuntu on Windows 8.1 UEFI, Confused about booting in UEFI, Legacy Mode
93688
How can I add a new operating system boot entry to the GRUB2 menu?
83727
Grub rescue no such device, also cannot access BIOS
12384
Dual-boot Ubuntu 12.10 on UEFI along Windows 8 (GRUB - error: can't find command drivemap)
96248
Cannot Restore Grub After Windows 8.1 Upgrade
60113
System boots straight into Windows without showing GRUB
32778
install the grub boot loader on a hard disk` failed on my pc
22231
Restoring Grub Launcher After Windows 10
85340
Windows 10 upgrade led to grub rescue
17143
Windows 8 removes Grub as default boot manager
5413
How can I repair grub? (How to get Ubuntu back after installing Windows?)
72845
Ubuntu won't boot with Windows7
105291
Unable to activate Windows 8
130661
grub-install: this GPT partition label contains no BIOS Boot Partition
88438
Windows 10 upgrade kills grub and boot-repair doesn't help
143712
Repair Grub after install windows?
9458
Installation problems with GRUB, can only install by reinstalling Windows in legacy mode but need to keep in UEFI mode