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#Bootchamp el capitan how to
#Bootchamp el capitan mac os x
#Bootchamp el capitan mac os

Now you’re in macOS Sierra running off the separate partition, this gives you access to files on your Mac but preserves the other stable operating system, in this case OS X El Capita.

Let the installation run its course, the Mac will reboot to complete the job, and when finished the computer will automatically boot into macOS Sierra when installation is complete.

Go through the installer as usual, when you get to the disk selection screen, choose “Show All Disks” and choose “Sierra” from the list, then click on “Install” to begin installing MacOS Sierra onto that partition.

Launch the MacOS Sierra Installer from the /Applications/ folder on the Mac, it is currently labeled as “Install 10.12 Developer Preview.app”.

#Bootchamp el capitan how to

How to Install MacOS Sierra to the New PartitionĪssuming you backed up, partitioned the Mac, and have macOS Sierra downloaded, you can now safely install MacOS Sierra 10.12 onto the separate partition, this will allow you to preserve your existing OS X installation without potentially messing it up with the new beta system software. Quit out of Disk Utility when finished, you’re now ready to install MacOS Sierra on the new partition. Choose “Apply” to finish and to create the new partition on the drive.Name the new partition something very obvious like “Sierra”, and then assign the partition a reasonable amount of space (20GB minimum or more is a good idea for basic testing).Click the “Partition” button, then click the plus button to create a new partition.Choose your hard drive from the left menu list.Open Disk Utility, the app is found in /Applications/Utilities/.This allows MacOS Sierra to run in a self-contained installation without impacting your primary stable OS X EL Capitan installation, thus allowing the dual boot.

#Bootchamp el capitan mac os

You will need to partition the hard drive of the Mac to add a new partition for which to install Mac OS Sierra onto. Failure to adequately backup your Mac and your data may result in permanent data loss, do not skip a backup. You will be partitioning a hard drive and then installing beta system software.

If it is a Mac laptop, connect to a power source before beginningīe sure you have backed up your Mac before beginning this process.

#Bootchamp el capitan mac os x

Sufficient hard disk space on the Mac to allow for a new partition to be created to run MacOS Sierra from (assume 20GB or more for Sierra partition, and allow at least 10GB of storage on the primary Mac OS X installation as well).The MacOS Sierra installer app downloaded from Apple, or as a bootable Sierra installer drive.Be sure the Mac supports MacOS Sierra, refer to this MacOS Sierra compatibility list to be certain the Mac can run 10.12.Back up the Mac before beginning, you can learn how to set up Time Machine backups if you have not done so already.Requirements for Dual Booting MacOS Sierra Beta & OS X EL Capitan: While we’re focusing on installing MacOS Sierra onto a partition for dual boot purposes, you can also install macOS Sierra onto an external hard drive, a USB drive, or even an SD card, and have the same dual boot situation between the macOS Sierra beta and the OS X El Capitan stable release, though performance is usually not as good when an operating system is running off an external volume.

Completing a full system backup beforehand is essential.

The process of creating a dual boot Mac OS environment is not particularly difficult but it involves some risk and setup steps which could result in catastrophic data loss, thus this is generally aimed at advanced users and is not appropriate for novices.