Click 'Select Backup Disk.' and choose the external drive as a backup disk. Click the Apple menu icon, click 'System Preference', and click 'Time machine'.

It's vitally important to back up important data on Mac to external storage devices, which will certainly help to avoid data loss issues due to the Mac OS X update.

Back-Up All Important Mac Data (to An External Disk)

Update your Mac Apps to the latest versions.

Leave at least 2GB of memory and 8.8 GB of storage space on Mac.

And if this is your first time updating Mac OS X, follow the tips below carefully: #1. Let's see what you should do to prepare your Mac devices fully ready for the new El Capitan 10.11.6, etc. Prepare Mac Ready Before El Capitan Update If your Mac OS X and devices are just right on the list, read on and follow the tips to prepare your Mac OS ready for the El Capitan update.

MacBook (Late 2008 Aluminum, Early 2009, or newer).

Check the below list and see whether your device or OS X can get the new update: Check If Your Mac Is Available for the El Capitan Updateīefore you take steps to update your present Mac OS X to El Capitan 10.11.6/10.11.2, check whether your Mac computer is available to download and install the new El Capitan. So how to download or upgrade your Mac computer to El Capitan? Follow through the guides, any Mac users can make it. And you may feel like downloading and installing the system on your Macs: Here is a list of new features that Mac OS X 10.11.6 brings to most old Mac OS X users. What Is Mac OS X El CapitanĮl Capitan, the last edition known as Mac OS X 10.11.6, is an operating system between Yosemite and macOS Sierra, released on July 18, 2015. You may also be interested in updating and installing macOS. Tips on this page also work to upgrade macOS Mojave, High Sierra to the latest macOS Big Sur. Go to the Mac App Store and search for the latest macOS version. Full stepsĬheck the hardware requirements of the new OS, and back up data.

Can you upgrade mac 10.7.5 to 10.9