Why does external disc have 2 volumes?
I was setting up an external SSD for my son who has a new 20202 MacBook Pro with Big Sur. I used Disk Utility to "erase" the drive, selecting APFS and GUID Partition. Now when I eject it from Finder I get the following:
What's the deal? If I were to format a drive this way on my High Sierra Mac, then use it on his mac, would that work? Would it only have one volume? Thanks.
MacBook Pro (2020 and later)