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

os on external

  1. F

    2017 21.5" iMac HD clone to external SSD

    If anyone can confirm this course of action and answer the questions I'd greatly appreciate it. I would like to use an external SSD via USB-C as the main drive with OS and apps, and the original internal HD as storage. (iMac 2017 21.5" Big Sur) Course of action: 1. Using disk utility, clone...