• installs different versions of macOS depending on the key combination you use while starting up. Turn on or restart your Mac, then immediately hold down one of these combinations: Command (⌘)-R Install the latest macOS that was installed on your Mac, without upgrading to a later version. * Option-Command-R Upgrade to the latest macOS that is compatible with your Mac.

** Shift-Option-Command-R Requires or later Install the macOS that came with your Mac, or the version closest to it that is still available. * If you're selling or giving away a Mac that is using, use Command-R to make sure that the installation isn't associated with your Apple ID. ** If you haven't already updated to macOS Sierra 10.12.4 or later, Option-Command-R installs the macOS that came with your Mac, or the version closest to it that is still available. • Release the keys when you see the Apple logo or a spinning globe. • When you see the macOS Utilities window, continue to the next section to determine whether to or begin. Decide whether to erase (format) your startup disk before installing macOS. You should erase your startup disk in the following circumstances: • You're, so you're clearing your Mac of anything associated with you, your data, or your Apple ID.

Mac OS 10.9, 10.10, and 10.11 are supported for development purposes only. When installing Mac OSX nodes, only 64 bit systems are supported. Before you install, verify the list of supported platforms.

• You're trying to resolve an issue that can't repair. • The macOS installer says that it can't install on your computer or volume.

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For example, it might say that your startup disk isn't formatted correctly, isn't using a GUID partition scheme, already contains a newer version of the operating system, or can't be used to start up your computer. If none of the circumstances above apply to you, to install without erasing. Erasing your disk permanently deletes all of the data stored on it. If you need to erase your startup disk, follow these steps: • Select Disk Utility from the utilities window of macOS Recovery, then click Continue. • Select your device or volume in the sidebar of Disk Utility.

• Click the Erase button or tab. • Complete these fields: • Name: Enter a name for your disk, such as 'Macintosh HD'. • Format: • Scheme (if available): Choose GUID Partition Map. • Click Erase to begin erasing your disk. Газила маршрутка убийца игру.

• When done, quit Disk Utility to return to the utilities window. You're now ready to. Follow these steps after: • Choose Reinstall macOS (or Reinstall OS X) from the utilities window. • Click Continue, then follow the onscreen instructions. You'll be asked to select your disk.

If you don't see it, click Show All Disks. To verify eligibility to install macOS, your Mac serial number is sent to Apple, and you might be asked for your Apple ID. • Click Install. Your Mac restarts after installation is complete. If you before installing, or you installed on an external drive or other new disk, your Mac restarts to a setup assistant.

• If you're keeping your Mac, complete the setup assistant with your own information. • If you're selling or giving away your Mac, press Command-Q to quit the setup assistant without completing the setup steps. Then click Shut Down. When the new owner starts up the Mac, they can use their own information to complete setup.