What Disk Do I Need to Install macOS High Sierra?
Contents

You will need a 16GB or larger USB drive, and the complete macOS High Sierra installer from the App Store.

How install macOS High Sierra from disk?

How to Perform a Clean Install of macOS High Sierra

  1. Reasons to Perform a Clean Install. …
  2. Step 1: Backup Your Mac. …
  3. Step 2: Create a Bootable macOS High Sierra Installer. …
  4. Step 3: Erase and Reformat the Mac’s Boot Drive. …
  5. Step 4: Install macOS High Sierra. …
  6. Step 5: Restore Data, Files and Apps.

Does High Sierra require APFS?

macOS High Sierra: Startup SSD volume must be APFS; other drives can wait. … But it’s not backwards compatible with older versions of OS X or macOS. You’re required to upgrade any SSD startup volume when you install High Sierra—there’s no way to prevent it.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.

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