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#How to install new mac os sierra manual#
#How to install new mac os sierra upgrade#
#How to install new mac os sierra full#

Continue holding the Option key till you see the menu of the boot appear on the screen.

Remember to press the Option key once you hear the chime of the boot, and keep holding it down till the booting process ends.

Next, your computer will start rebooting.

Connect the boot install drive for macOS Sierra to your device.

Don’t forget to use a Sierra cache cleaner app before having your data backed up – you don’t want to keep the excess media clutter after the fresh start with the clean install.

#How to install new mac os sierra manual#

It is recommended to have not only a manual backup of your personal data (from which you’ll restore it after the install of macOS Sierra is completed) but also an additional Time Machine backup.

For starters, perform a backup of all important data to Time Machine.

Performing a clean install for MacOS Sierra You shouldn’t proceed if you aren’t sure that you can perform the backup and all of the following steps correctly. That’s why it is so important to backup your data (with the help of specialized software or manually) before you start the process. Remember! A clean install will eliminate ALL data on your Mac, and after it installs macOS Sierra there will be nothing else left on your device.

A manually performed backup of your data.

#How to install new mac os sierra full#

A Mac device which is capable of running on macOS Sierra (check out a full list of Macs compatible with the OS here).

Bootable installer disk/drive for macOS Sierra.

If you are certain to perform all the steps of the clean install process correctly, here’s what you’ll need:

The best option for the majority of users will be upgrading to macOS Sierra using the method of standard installation and updating from the App Store. However, we recommend performing a clean installation of macOS Sierra only to advanced users, considering the complicacy of this process. Restoring personal data with manual transferring of files back onto a device.Performing the process of clean install itself using a boot disk for installation and finally,.Having the device’s hard drive formatted which erases everything from a Mac.Backing up all important personal data and files manually (not just with a backup on Time Machine).The reasons for performing a clean install may be different, including the need to launch the whole system anew or using it as a method of troubleshooting in the case with extreme problems in work of a Mac. After the process is finished, a backup of all important data (should be done before the clean install starts) is transferred back manually, and personal information is restored on a device. A clean install is a process of wiping Mac’s hard disk drive and giving a fresh start to the system with a clean installation of an OS. The main principles of clean install known to Apple users from the previous OS’s work in the new MacOS as well.įirst of all, we should say that clean install is an operation that rather works best for experienced users. In this article, you’ll find detailed step-by-step instructions to clean installation of Sierra MacOS on your device.

#How to install new mac os sierra upgrade#

Switching to a new operating system in Apple can be done either through an upgrade or with the help of a clean install method.