Open virtual box and click New to create a new virtual machine Then name it El Capitan Type and Version = MAC OS X (64bit) and click on Next. Allocate more than 3GB of ram and click on next. Then click on Use an existing virtual hard disk file and browse for the virtual hard disk file extracted from El Capitan Disk ISO Image and click on Create. I created a USB disk with a bootable El Capitan as per this documentation. Plug-in your USB key on a turned-off computer. Start your Mac, press immediately OPTION (aka ALT) Select the Orange icon (aka a USB stick) labelled El Capitan. If it does not detect it after 10 sec and you only see your hard-drive. Try another USB port and wait 10 sec again.

macOS Big Sur elevates the most advanced desktop operating system in the world to a new level of power and beauty. Experience Mac to the fullest with a refined new design. Enjoy the biggest Safari update ever. Discover new features for Maps and Messages. And get even more transparency around your privacy.

Sudo /Applications/Install OS X El Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/Untitled -applicationpath /Applications/Install OS X El Capitan.app -nointeraction. It will take some time so be patient. Once it is done label the USB you created as El Capitan and keep in safe place. Apple on Wednesday released OS X El Capitan as a free upgrade and as a result, lots of Mac users are busy upgrading their desktop and notebook computers. As with OS X Lion, OS X Mountain Lion, OS X Mavericks and OS X Yosemite, Apple makes it easy for users to install the upgrade by downloading El Capitan from the App Store and running the.

Check compatibility

macOS Big Sur is compatible with the following computers. If your Mac isn't compatible, you might be able to install an old version of macOS instead.

MacBook introduced in 2015 or later
MacBook Air introduced in 2013 or later
MacBook Pro introduced in late 2013 or later
Mac mini introduced in 2014 or later
iMac introduced in 2014 or later
iMac Pro
Mac Pro introduced in 2013 or later
View the complete list of compatible computers.

If upgrading from macOS Sierra or later, your Mac needs 35.5GB of available storage to upgrade. If upgrading from an earlier release, your Mac needs up to 44.5GB of available storage. To upgrade from OS X Mountain Lion, first upgrade to OS X El Capitan, then upgrade to macOS Big Sur.

Download macOS Big Sur

If you're using macOS Mojave or later, get macOS Big Sur via Software Update: Choose Apple menu  > System Preferences, then click Software Update.

Or use this link to open the macOS Big Sur page on the App Store: Get macOS Big Sur. Then click the Get button or iCloud download icon.

Install Sierra

Install macOS Big Sur

After downloading, the installer opens automatically. Click Continue and follow the onscreen instructions.

Please allow installation to complete without putting your Mac to sleep or closing its lid. During installation, it might restart and show a progress bar or blank screen several times. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.

Stay up to date

After installing macOS Big Sur, you will be notified when updates to macOS Big Sur are available. To check for updates, choose Apple menu  > System Preferences, then click Software Update.

Download El Capitan

Download El Capitan OS X is also significant since it’s the last version of Apple Mac OS X released as its successor Sierra was released in the year 2016 under the brand macOS.

Install El Capitan Without Apple Id

El Capitan latest version

El Capitan 10.11.6 is now released as the latest version of Download El Capitan . For OS X El Capitan users this update is recommended. The upgrade to OS X El Capitan v10.11.6 enhances your Mac's reliability, performance and protection and is advised for all users. Solves a problem that can prevent parental control accounts from saving settings. El Capitan Download latest version solves an issue, which prevents access to SMB sharing points by some network devices, such as speakers and multifunction printers. It improves startup time for the NetBoot server connection. Solves a problem that can make authentication of Active Directory longer than anticipated.

At the time of release, El Capitan was promoted as a significant release by Apple similar to how they promoted Mavericks and Yosemite upgrades which were the predecessors of El Capitan.

OS X 10.11 El Capitán

This update is recommended for all OS X El Capitan users.

The OS X El Capitan v10.11.6 update improves the stability, compatibility and security of your Mac and is recommended for all users.

This update:

• Fixes an issue that prevents parental controls from saving settings in enabled accounts.
• Fixes an issue that prevents some network devices, such as speakers and multifunction printers, from accessing SMB partitions.

Enterprise Content:

• Improves boot time when connected to a NetBoot server.
• Fixes an issue with a netboot image created with OS X v10.11.4 or OS X v10.11.5 installer preventing it from booting.
• Active directory authentication fixes an issue that may take longer than expected.

System and Hardware Requirements for Download El Capitan

• System requirements : You should have OS X v10.6.8 or below version and 2GB memory. And should have 8.8 GB of capacity. Apple ID is required for certain features; terms are applicable. Certain features include an Internet service provider that is compatible; fees can apply.
• Hardware requirements : MacBook (early 2015)/ MacBook (late 2008 Aluminum or early 2009 or newer)/ MacBook Pro (Mid or late 2007 or newer)/ MacBook Air (late 2008 or newer)/ Mac mini (early 2009 or newer)/ iMac (mid 2007 or newer)/ Mac Pro (early 2008 or newer)/ Xserve (early 2009).

Features of OS X 10.11 Download

• Safari has new features in the El Capitan update. It allows you to easily pin the tabs in the browser to the tab bar so that you can easily access them in the next time
• It has multi-touch gestures to applications like Mail and Messages. And it uses the gathered information of the individual emails on the apps like Calendar
• The Maps feature in the OS X 10.11 offers you the information about public transportation
• Notes feature has added more powerful text processing capabilities. Under this improvement, you can add to-do-lists just like the Reminders application, map locations, photos and videos, inline webpage previews, digital sketches, and other media types
• The Spotlight feature is more improved with more contextual information
• The Photos feature in the El Capitan can now use editing tools from other apps
• The System Integrity Protection gives you more protection to the OS X El Capitan running Mac computers and laptops