Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

bootable ssd

  1. C

    installed high sierra on external SSD, formatted as APFS and it created a 2nd/intermediate container. is this right? also what is vm/swapfile0?

    greetings people. i have a late 2012 imac, and just did a clean install for high sierra on an external SSD. i formatted it as APFS (think it's recommended for SSDs) and installed OS. now when looking at disk utility, and select 'show all devices', the above is the internal HHD, currently not...