Grub2 splash screen appears for 30 seconds despite efforts to reduce it
29652
GRUB_TIMEOUT in /etc/default/grub not changing the wait time with LVM
116029
Purple start screen - no splash screen
107068
grub shows same linux image twice
66053
Slow BIOS bootup
9466
How to get to the GRUB menu at boot-time?
65862
Newish Windows 10 installation taking ~ 20 minutes in the pre session init phase
121308
How do I get the GRUB menu to show when starting my dual-boot system?
127342
How do I boot into single-user mode from GRUB?
90002
How can I get grub2 to boot a different option only on the next boot?
149100
How can I disable the purple splash screen at boot?
4894
Boot-Repair created too many grub menu entries for Windows
66609
Pros/cons of splash-screen with articifial loading delay
61181
Editing the default boot item in grub menu, a definitive answer?
68087
How to prevent Ubuntu from overwriting grub bootloader after update?
46238
Grub not loading after Windows 8 Install
138901
GRUB2 does not show Windows 8 option to boot into after Dual Boot
149418
Ubuntu 16.04 hangs on splash screen during boot