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revert system

  1. RobertL39

    CONFOOSED about system files in "restore" and system DOWN-grade

    I apologize. I have looked a zillion places and read a zillion articles. If there is one that addresses this head-on, I've not found it; hence this query. • Backed-up entire internal drive, with Catalina OS installed, to external drive using CCC • Will install larger SSD in place of current...