During the install process, select "Custom Partitioning" and create an additional EFI partition.Assign the newly created EFI partition to `/boot/efi`.You will then be able to boot the previous OS(s) alongside {variant-name}.If this workaround is not successful follow the below step.
During the install process, select "Custom Partitioning" and create an additional EFI partition.Assign the newly created EFI partition to `/boot/efi`.You will then be able to boot the previous OS(s) alongside {variant-name}.If this workaround is not successful follow the below step.