Mac Boot Keys

mac boot keys

mac boot keys

What are the startup keys on the Mac?

Apple computers are of exceptional quality and their operating systems are probably some of the most stable ever developed. The quality of its hardware is unquestionable and the strengths and advantages of the operating system are the industry benchmark. However, they are susceptible to breakdowns or temporary failures that prevent their correct operation. Among these, perhaps the most feared are those that prevent the computer from starting properly. In this article we will show you what the startup keys are on the Mac.

Mac Boot Keys – What are Boot Keys?

The developers of the operating system have created a diverse group of key combinations called the Mac's power keys. This group of keys pressed simultaneously allow the OS to boot. That is, if the indicated keys are pressed simultaneously, it is possible to access advanced system functions. Likewise, you can access safe modes and select boot drive, among others.

What keys are used to force?

To get the startup keys on your Mac to work, all you have to do is press the indicated keys immediately after pressing the power button. Or press right after you have restarted it.

It is important that the keys are held down simultaneously until the screen changes, or the computer restarts a second time. Similarly, to increase the efficiency of this procedure, any peripherals or accessories should be disconnected from the computer, with the exception of the keyboard and mouse.

    • *x Pressing this combination after turning on the computer will force OS X to boot.
    • Shift (⇧): Press Shift(⇧) after pressing the power or reset button, it will cause the Mac to start up in safe mode.
    • Alt or Option: When pressed, it allows access to the boot manager. The boot manager displays a list of the volumes or memory drives installed on the computer. This allows you to select boot from the different options available. That is, you can choose the boot partition disk or volume that you want to use. It is important to remember that if the Mac has Firmware or a password, it must be entered at the time of being requested or you will not be able to access these mentioned functions.
    • D: Start from one of the utilities Manzana you have depending on the model of Mac you're using. The two utilities are Apple Hardware Test or Apple Diagnostics.
    • Alt or Option + D: If you have Internet access, it allows you to boot from either the Apple Hardware Test or Apple Diagnostics over the Internet utilities.
    • N: Allows you to boot from a network, or from a NetBoot server, only if your Mac model supports network boot volumes and is connected to a server.
    • Alt or Option + N: Allows you to use the server image to boot the computer.
    • C: Boot your computer from a DVD that has the system image on it.
    • Eject (⏏) or F12 or mouse button or mouse or trackpad button: When you want to boot from the system image stored on a DVD. After turning on the equipment, press this key to insert the DVD. Then restart and press the C key.
    • T: Boots the computer from the target disk or in target volume mode.
    • Command (⌘) + R: Start or boot your Mac from the built-in recovery partition or the factory-installed recovery system.
    • Command (⌘) + S: Start as a single user.
    • Alt or Option + Command (⌘) + P + R: This key sequence will reset the PRAM or NVRAM.

In the event of an error that prevents the login or access to the desktop of your computer you will be able to use the aforementioned Mac boot keys in a systematic way until you manage to log in and eliminate or correct any problem.

If any new hardware was installed it should be uninstalled if you suspect it was the cause of the failure.

If you need to repair your Mac: MACBOOK REPAIR.

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