Maybe:
(Terminal) sudo nano /etc/default/grub
Change entry GRUB_TIMEOUT_STYLE=hidden to: GRUB_TIMEOUT_STYLE=menu
Save: Strg O /Strg x. And sudo update-grub
1 Like
Maybe:
(Terminal) sudo nano /etc/default/grub
Change entry GRUB_TIMEOUT_STYLE=hidden to: GRUB_TIMEOUT_STYLE=menu
Save: Strg O /Strg x. And sudo update-grub