How to Revert macOS Sierra Back to El Capitan

Audrey Goodwin

2021-11-29 13:55:45 • Filed to: Tips of macOS • Proven solutions

You could have upgraded to macOS Sierra from El Capitan and you notice that your Mac is not running as expected. Your email may not work, apps may not respond or your battery may drain fast. This calls for downgrading to El Capitan (OS X 10.11). This might be difficult, especially if you don’t know how to revert macOS Sierra back to El Capitan. You don’t have to fret since this article show how to do so.

How to Downgrade Sierra to El Capitan

Before you downgrade to El Capitan you should ensure that

You have backed up any data that you added on macOS Sierra on a hard drive.
Do not backup with Time Machine.
Do not launch El Capitan installer on macOS Sierra since it will opt for the latest version which macOS sierra. Therefore you have to erase macOS Sierra before running El Capitan.
You are connected to Wi-Fi or Ethernet.

You can now follow these steps where you will have to erase macOS Sierra and then Reinstall El Capitan.

Step 1. Erase macOS Sierra

Select the item of "Restart" from the "Apple" menu of your Mac .
Now click on "Command + R" until your Mac restarts.
Coming with OS X Utilities Window, choose "Disk Utility" and then select "Continue".
Click "Erase" button after entering the "Startup Disk" item .
Now you have to name the file that to be erased and then choose "Mac OS Extended (Journaled)" format. After that click on "Erase". From there you can now quit the Disk Utility and get to OS X Utilities again.

Step 2. Get OS X El Capitan Reinstalled

Select "Reinstall OS" option from OS X Utilities Window.
Reinstall El Capitan installer by clicking on "Continue".
Comply with the terms and conditions to reinstall it on your Mac.
Upon completion, your Mac will reboot. From there you can now restore your backup from Time Machine to your Mac.

Best PDF Editor for macOS Sierra

When you upgrade to macOS Sierra you will enjoy lots of advancements that comes to it. However, this might not be all good if you lack a PDF editor for macOS Sierra or High Sierra. You should not that not all PDF editors are compatible with this newest version. Therefore you need to download PDFelement. This software is a comprehensive tool for macOS Sierra that edits, comments, converts and also creates PDF files.

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