How Do I Reinstall Ios on My Mac?

James H. Sterling
James H. Sterling
• • 4 min read

Contents How Do I Reinstall Ios on an Old Imac? Here Are the Steps Apple Describes: Start up Your Mac Pressing Shift-Option/Alt-Command-R. Once You See the...

How Do I Reinstall Ios on My Mac?
Contents

How do I reinstall IOS on an old imac?

Here are the steps Apple describes:

  1. Start up your Mac pressing Shift-Option/Alt-Command-R.
  2. Once you see the macOS Utilities screen choose the Reinstall macOS option.
  3. Click Continue and follow the on-screen instructions.
  4. Select your startup disk and click Install.
  5. Your Mac will restart once the installation is complete.

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How do I reinstall Mac OS manually?

Install macOS

  1. Choose Reinstall macOS (or Reinstall OS X) from the utilities window.
  2. Click Continue, then follow the onscreen instructions. You’ll be asked to select your disk. If you don’t see it, click Show All Disks. …
  3. Click Install. Your Mac restarts after installation is complete.
James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist
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James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.

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