znavko@disroot.org wrote:
> Hello! If I want to part my disk and to use 3 partitions:
> 1) Bios Grub,
> 2) Linux filesystem, and
> 3) Linux Swap
> should I describe my Bios Grub filesystem

Nitpick: it's not a file system, just some reserved raw sectors 
for GRUB.  GNU/Linux (ergo Guix) can't read from (or do anything 
else with) it, so you don't need to tell them about it.

Kind regards,

T G-R