How to make a clean install of OS X El Capitan and why it is needed
Tips Makradar / / December 19, 2019
On Apple released last week OS X El Capitanwhich has received a new system font and several cool innovations. Ever since the OS X Lion to upgrade to the new OS X It can operate directly from an already installed, but sometimes it's better to do a clean install.
What for
This can be useful when you want to get rid of the burden of the old unneeded applications and data accumulated from previous installations, as well as if you want to install the operating system on a new computer. The installation does not take much time, besides you do not have to worry about losing data - contacts, calendars, notes, and all the most important thing is synchronized via iCloud, and for the rest there are backups Time Machine.
How to make
The installation process can be divided into three stages: preparation, the creation of a boot disk, and, in fact, installing. We'll go through all of them in order.
Preparing
The first thing you need to do a backup. In good he should be you - if not, now is the time to set up backup via Time Machine.
You will need the disk capacity is not less than your system that you want to connect to your Mac and accept the system proposal to use it for backups. If you miss the bus this dialogue, then simply open the "Settings» → Time Machine and select the desired drive themselves. The utility will start preparing a backup and keep it. Depending on the size of your data to a disk it will take a certain time.
In addition to backup to an external drive, we need to make sure that all of our data is also synchronized with iCloud. To do this, open the "Settings» → iCloud and check the tick all the data of interest to us. On the base of 5 GB is hardly enough space for a photo, but contacts, calendars, notes, passwords, bookmarks and reminders will be fully intact.
Create a boot disk
For the boot disk, we need the Installer OS X El Capitan, which is available for free from the Mac App Store, and any USB flash drive 8 GB or more. There are two ways to create a bootable flash card, and both are described in detail in our separate manual.
Once the flash drive will be ready to proceed to the next step.
Install OS X El Capitan
Before proceeding to the installation, be sure to check the synchronization of data in iCloud and availability of backup Time Machine.
To install OS X El Capitan, we need to boot our bootable USB drive. To do this, turn off the Mac, and then turn on it while holding the button ⌥ (Option) and select our stick.
Following the wizard, select the language, accept the license agreement and get to the installation screen. Before you click on the "Continue" button, open the "Disk Utility" from the Utilities menu and format our drive.
Select the Macintosh HD and click the button "Delete". This completely removes all data from the disk, so once again remind you of the backup.
Next, close the "Disk Utility" and return to the setup menu. It remains to choose our svezheotformatirovanny drive and start the installation by following the prompts further.
If you want to configure the system from scratch, then the completion of the installation process, you must choose "Set up as a new Mac." For those who do not want to bother with installing and configuring applications, there is an option "Migrate from a backup." You decide. Good luck!