should DefaultVolume name in .plist match the exact name of the OSX drive?

I'm having trouble installing Catalina (from Mojave) and wondering if one of these issues is causing problems.
(install stops at end of apple screen)
1. Should DefaultVolume name in .plist match the exact name of the OSX drive?
- I generated a new USB install, and the .plist has "MacHDD" in the DefaultVolume slot.
- Do I need to edit the .plist and enter the exact name of my OSX drive?
2. When I install from the new OS Install disk (USB drive), does it override the previous...

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