anticapitalista
1. No idea.
2. What if you choose the root partition first?
3. See Xsecure’s answer
4. We can fix that – no need for sarcasm. The figures 3.5GB and 5GB refer to base versions that also use the gui installer.
5. You can actually change this before running the installer in /usr/share/gazelle-installer-data/installer.conf
6. Samba is not installed.
Seems strange that you complain that the installer does not offer all the fine tuning re partitions, yet you chose auto-install, which is obviously not going to give you all what you want.
Philosophers have interpreted the world in many ways; the point is to change it.
antiX with runit - leaner and meaner.