Hot to get rid of non-dos ghost drives on main window

[Oldsmobile_Mike]

Wow, that looks messy.  Out of curiosity, what happens if you drag them into BenchTrash?  

Here's where the option to hide stuff like that is hidden:

(pic attached)

...There's gotta be a better way to unmount them, however.  Are there any other devices listed on the previous screen in HDToolbox?

Also, it makes baby jesus cry that you used FFS instead of PFS or SFS. :lol:

[Oldsmobile_Mike]

BTW: What version of WB is that "Ghostbuster"?

Running 3.9 + BB1-4 + about 25 years spent acquiring other hacks & patches and customizing.

[Oldsmobile_Mike]

As a thought, before you get too far along, try coping a number of large files around from partition to partition.  Check for any write errors that might indicate potential future issues (such as Mask or MaxTransfer values being incorrect, etc.).  Just a bit of homework for ya!