Ubuntu wont boot unless
5413
How can I repair grub? (How to get Ubuntu back after installing Windows?)
27915
How to fix very slow Ubuntu booting?
672
Unable to boot into Windows after installing Ubuntu, how to fix?
23568
Linux 4.18.0-14 won't boot
91264
How to reinstall Ubuntu as part of dual boot?
157219
Computer won't boot up (only beeps)
135382
Ubuntu won't boot - kernel error?
9871
Computer doesn't boot up, shows PXE error and/or "operating system not found", "no bootable device", "insert boot media", or other similar error
21039
Can't boot Windows 7 after installing Ubuntu 12.04 LTS
15575
Ubuntu stuck/freeze on install
64823
Installed Ubuntu alongside Windows 8, and W8 won't boot anymore
142224
Computer wont boot to windows
33897
Broken /boot partition: input/output error
112763
Stuck at GRUB command line
5602
Boot drops to a (initramfs) prompts/busybox
26685
Tried to install both Windows and Ubuntu, now neither will boot
126804
My ubuntu partition was deleted and I can't boot from either a DVD or USB