Reinstall while keeping files, applications, and settings Secure is your only option, see Connect to an IU wireless network in macOS if booted from your Recovery HD. If you are on campus at IU, UITS recommends the wired Ethernet network instead of wireless. To reinstall or recover El Capitan, you must have an active internet connection. Reinstall El Capitan on a computer already running it

From the Apple menu, select App Store., and then install any available updates.

Within the installer, click Continue, agree to the license agreement, and then choose the disk where you want to install El Capitan.Īfter you begin the installation, your computer may need to restart more than once before finishing, and then you may be asked to enter basic information. If it doesn't, or you don't want to complete the installation at this time, you can come back later and double-click Install OS X El Capitan in your Applications folder.

Once the download is complete, the installer should automatically open.

You can monitor the download process in the 'Purchased' section of the App Store. If you don't already have an Apple ID, you'll need to create one.

When the App Store opens, search for and download El Capitan.

From the Apple menu, select App Store.

Upgrade from previous versions to OS X 10.11 (El Capitan)

Reinstall while erasing everything on your.Reinstall El Capitan on a computer already.Upgrade from previous versions to OS X 10.11 (El Capitan).

Install os x el capitan