After,
19. Allow the machine to reboot, select the first option at the grub menu
Your new installation boots. Perform standard post-installation verification.
add this:
20. Allow the machine to reboot, select the second option at the grub menu
Your previous installation still boots and operates as expected.
After,
19. Allow the machine to reboot, select the first option at the grub menu
Your new installation boots. Perform standard post-installation verification.
add this:
20. Allow the machine to reboot, select the second option at the grub menu
Your previous installation still boots and operates as expected.