Single GPT/MBR Hybrid Drive Legacy Multi-Booting

[Noona]

In that guide grub is installed to the MBR and not to a drive partition. That is why GPTsynch is needed to be run once you have completed the installation.

Do you have to split up the Linux section with that many partitions?

 

[Going Bald]

Do you have to split up the Linux section with that many partitions?

How you instal Linux is up to you so far as partitions go.