By default, Ubuntu hides the Grub2 menu at startup. You need to press the ESC key or follow the instructions here to show the Grub2 menu. Introduce Show the Grub2 menu Custom menu for Grub2 Introduce Grub2 is a great bootloader, and most Linux operating systems use Grub2 as default. AIO Boot also uses Grub2 … Continue reading Show the Grub2 menu on Ubuntu and Linux Mint on startup →