In a terminal window:
sudo gedit /etc/default/grub
Add the following line at the end of the file:
GRUB_DISABLE_OS_PROBER=false
- Save & exit and then
sudo update-grub
- Reboot and check
In a terminal window:
sudo gedit /etc/default/grub
Add the following line at the end of the file:
GRUB_DISABLE_OS_PROBER=false
sudo update-grub