Estou até agora tentando, tentei o comando:
# grub-install --boot-directory=/boot /dev/sda
Installing for i386-pc platform.
grub-install.real: warning: Sector 32 is already in use by the program `FlexNet'; avoiding it. This software may cause boot or other problems in future. Please ask its authors not to store data in the boot track.
Installation finished. No error reported.
mint mint # grub-install --boot-directory=/boot /dev/sda2
Installing for i386-pc platform.
grub-install.real: warning: File system `ntfs' doesn't support embedding.
grub-install.real: warning: Embedding is not possible. GRUB can only be installed in this setup by using blocklists. However, blocklists are UNRELIABLE and their use is discouraged..
grub-install.real: error: will not proceed with blocklists.