ufteen.blogg.se - Upgrade el capitan to sierra

Select the indented volume name of your startup disk from the left side of the Disk Utility window, then click the Erase tab.Select Disk Utility from your OS X utilities.

This launches your Mac into the recovery mode

Hold Down Command +R keys together upon hearing the chime and hold the keys till you see the Apple logo appear on the screen.

Please make sure that your machine is connected to a wi-fi with internet access before your proceed. Lets proceed with the detailed steps for each of the above milestones. It is always a good idea to do so if you are trying to install a beta edition of the OS X. Usually this process is pretty easy and safe if you had chosen a second partition for using the beta install.

Please make sure that you backup your MacBook before proceeding with the downgrade. Next you will have to Re-install El Capitan.First You will have to Erase the macOS Sierra from your Mac.There are three key aspects when you are considering a downgrade from macOS Sierra to El Capitan.