you can still run both tools, I do so on my main workstation. they stay in the status bar and don’t bother you none. when you’re done working and recline on your sofa, you can send e.g. youtube videos to the rig and they play fullscreen by way of mpv.
this right here. remove partition and apply and then start the installer. there is a way to map this partition in the installer, but that’s such a horrific UX mess that it’s a challenge even for experienced folks.