Quick Answer: Why won’t my Mac let me reinstall OS X?

Why is my Mac not letting me reinstall macOS?

The fix is to make sure you’re connected to your Ethernet network, or have your Wi-Fi password on hand. Restart your Mac while holding down the Command + R keys to enter recovery. … You should now be able to continue the recovery process and reinstall the operating system.

Why won’t my Mac let me install OS X?

If macOS still won’t install properly, you might need to reinstall the whole operating system instead. You can do this using Recovery Mode on your Mac. Restart your Mac and hold Option + Cmd + R while it powers on. … Click Reinstall macOS to install the latest version of macOS.

What do you do if your Mac won’t reinstall?

Can’t Reinstall OS X On Your Mac? Try Resetting The PRAM

  1. First, completely shut down your Mac via the Apple Toolbar.
  2. Then, hold down Command, Option, P, and R buttons on your keyboard as you restart your Mac. …
  3. After the second chime, let go of the buttons and let your Mac restart as normal.

How do I force a Mac OS X to install?

Here are the steps Apple describes:

  1. Start up your Mac pressing Shift-Option/Alt-Command-R.
  2. Once you see the macOS Utilities screen choose the Reinstall macOS option.
  3. Click Continue and follow the on-screen instructions.
  4. Select your startup disk and click Install.
  5. Your Mac will restart once the installation is complete.

How do I force my Mac into recovery mode?

Reboot your Mac. Hold down Option/Alt-Command-R or Shift-Option/Alt-Command-R to force your Mac to boot into macOS Recovery Mode over the internet. This should boot the Mac into Recovery Mode.

How do I reinstall Macintosh HD?

Enter Recovery (either by pressing Command+R on an Intel Mac or by pressing and holding the power button on a M1 Mac) A macOS Utilities window will open, on which you will see the options to Restore From Time Machine Backup, Reinstall macOS [version], Safari (or Get Help Online in older versions) and Disk Utility.

How do I reinstall OSX without disc?

The procedure is as follows:

  1. Turn your Mac on, while holding the CMD + R keys down.
  2. Select “Disk Utility” and click on Continue.
  3. Select the startup disk and go to the Erase Tab.
  4. Select the Mac OS Extended (Journaled), give a name to your disk and click on Erase.
  5. Disk Utility > Quit Disk Utility.

Can’t reinstall macOS because disk is locked?

Boot to the Recovery Volume (command – R on a restart or hold down the option/alt key during a restart and select Recovery Volume). Run Disk Utility Verify/Repair Disk and Repair Permissions until you get no errors. Then re-install the OS.

How do I wipe my Mac hard drive and reinstall OS?

If you’re reinstalling on a Mac notebook computer, plug in the power adapter.

  1. Start up your computer in macOS Recovery: …
  2. In the Recovery app window, select Disk Utility, then click Continue.
  3. In Disk Utility, select the volume you want to erase in the sidebar, then click Erase in the toolbar.

How do you reset a Mac OS?

To reset your Mac, first restart your computer. Then press and hold Command + R until you see the Apple logo. Next, go to Disk Utility > View > View all devices, and choose the top drive. Next, click Erase, fill out the required details, and hit Erase again.

How do I reinstall OSX without Internet?

Installing a fresh copy of macOS via Recovery Mode

  1. Restart your Mac while holding down the ‘Command+R’ buttons.
  2. Release these buttons as soon as you see the Apple logo. Your Mac should now boot into Recovery Mode.
  3. Select ‘Reinstall macOS,’ and then click ‘Continue. ‘
  4. If prompted, enter your Apple ID.
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