How to erase imac 2009?

I am unable to erase hard drive using the following instructions: Restart iMac Holding down command and R key. Disk Utility (should be on screen) Check continue, choose start up disk,click erase button, choose Mac OS Extended, Click Erase.

People ask also, how do I factory reset my 2009 iMac? Run Disk Utility Run the Disk Utility in the Utilities window by clicking it. Click Macintosh HD, then click Erase to erase the data on your hard drive. Click Quit Disk Utility when the erase success message appears.

Furthermore, how do I completely wipe my iMac?

  1. Turn on your Mac and continue to press and hold the power button until the startup options window comes up.
  2. When the Utilities window appears, select Disk Utility.
  3. In the sidebar, choose Macintosh HD.
  4. Click the “Erase” button, then select a file system format and enter a name for it.

Frequent question, how do I factory reset my 2009 iMac without CD? Select the hard drive on which Mac OS X is installed from the tree list on the left side of the window. Open the “Erase” tab. Select “Mac OS Extended (Journaled)” from the “Format:” drop menu and enter a name for the hard drive in the “Name:” text entry field. Click “Erase…” to clear all of the hard drive’s contents.

Also the question is, how do I restore my old iMac to factory settings?

  1. Turn your Mac computer off.
  2. Press the power button to turn it on, then immediately press and hold Command (⌘) + R.
  3. After a few moments, the macOS Utilities window should appear — this is known as Recovery Mode.
  4. Select “Disk Utility” and click “Continue.”
  1. Start you Mac while pressing the Option key (in your Windows keyboard press the Alt key) until the Startup Manager appears:
  2. Select Recovery HD and then click the upward-pointing arrow below it to boot from Recovery HD.
  3. After a brief delay, you’ll see the Mac OS X Utilities screen.
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Contents

How do you wipe a computer clean to sell it?

  1. Open Settings.
  2. Tap System and expand the Advanced drop-down.
  3. Tap Reset options.
  4. Tap Erase all data.
  5. Tap Reset Phone, enter your PIN, and select Erase Everything.

How long does it take to wipe a Mac?

I’d estimate anywhere from 1 to 5 hours would be the norm but it’s possible for it to take up to 12 hours. Make sure you erase everything securely before selling it so the buyer can’t recover your saved passwords. Several seconds if done properly: What to do before selling or giving away your Mac.

How do I delete a Mac user account?

  1. On your Mac, choose Apple menu > System Preferences, then click Users & Groups. Open Users & Groups preferences for me.
  2. Select the user or group you want to delete, then click the Remove button (looks like a minus sign) below the list of users.
  3. Do one of the following:
  4. Click Delete User.

How do I restore my 2010 iMac to factory settings?

  1. Insert the Mac OS X Install disc, then restart the computer while holding the C key.
  2. When your computer finishes starting up from the disc, choose Disk Utility from the Installer menu.
  3. Click the Erase tab.

How do I wipe my Mac without recovery mode?

  1. Select ‘Disk Utility. ‘
  2. Select the volume that you want to erase.
  3. Click ‘Erase. ‘
  4. Disk Utility will now wipe your hard drive.

How do I reset my 2009 iMac without the password?

First you’ll need to turn off your Mac. Then press the power button and immediately hold down the Control and R keys until you see the Apple logo or spinning globe icon. Release the keys and shortly afterwards you should see the macOS Utilities window appear.

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How do I factory reset my iMac 2015?

  1. Restart the Mac in Recovery Mode (hold down Command and the R key during restart).
  2. Use Disk Utility to erase the hard drive. Click on Disk Utility > Continue. Select the main volume and click Unmount then Erase).
  3. Click Reinstall OS X and Continue. Follow the instructions to reinstall Mac OS X.

How do I factory reset my iMac without password?

First you’ll need to turn off your iMac. Then press the power button and immediately hold down the Control and R keys until you see the Apple logo or spinning globe icon. Release the keys and shortly afterward you should see the macOS Utilities window appear.

What happens if I factory reset my Mac?

Resetting a Mac to factory settings gets rid of all the data stored on that machine, so we recommend that you make a backup of the data first. This can be done very simply using Apple’s Time Machine software – here’s how to back up using Time Machine.

How do I factory reset my Mac desktop without Apple keyboard?

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 you restore Internet on a Mac?

  1. Shut down your Mac.
  2. Hold down Command-Option/Alt-R and press the Power button.
  3. Hold down those keys until you a spinning globe and the message “Starting Internet Recovery.
  4. The message will be replaced with a progress bar.
  5. Wait for the MacOS Utilities screen to appear.
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