How to erase imac 2011?

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.

Best answer for this question, how do I factory reset my iMac 2011? After the iMac shuts down completely but before it begins to restart, hold down the Command (⌘) and R keys at the same time. The Mac will display the macOS Utilities menu, from which you can reinstall Mac OS.

Additionally, how do I factory reset my iMac 2011 without the disk?

You asked, how do I clear everything off my iMac?

Also, how do I reset my 2011 IMAC High Sierra?

1. Reboot the Mac and right after the boot chime sound, hold down the COMMAND + R keys together to boot into Recovery Mode.
2. Once in Recovery Mode and at the “macOS Utilities” (or “OS X Utilities”) screen, select “Disk Utility”

Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. Release the keys after about 20 seconds. This clears user settings from memory and restores certain security features that might have been altered.

How do I reinstall my IMAC 2011?

1. Install the latest version of macOS compatible with your computer: Press and hold Option-Command-R.
2. Reinstall your computer’s original version of macOS (including available updates): Press and hold Shift-Option-Command-R.

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 change the administrator on my imac?

1. Go to the Apple menu in the top left corner of the screen.
2. Click on System Preferences.
3. Click on Users & Groups.
4. Click the Padlock symbol on the lower left-hand corner of this dialogue box.
5. Enter the Username and Password.
6. Control Click on the name you wish to change.
7. Click Advanced Options.

How do you delete a file that won’t Delete on a Mac?

Type in “rm -f ” without the quotation marks, and with the space after the f. Then find the file that wont delete, and drag it to the Terminal window, and the path to that item should appear. Double check that this is the thing you want to delete, then press enter.

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 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 do I factory reset my Mac desktop 2010?

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 factory reset my IMAC Sierra?

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 I reset my High Sierra IMAC?

Hold down Command-R as you turn on or restart your Mac. Release the keys when the Apple logo appears. This will boot Recovery Mode locally. When the main Utilities window appears, select Restore from Time Machine.

How do I do a factory reset?

1. Tap Apps.
2. Tap Settings.
3. Tap Backup and reset.
4. Tap Factory data reset.
5. Tap Reset Device.
6. Tap Erase Everything.

What can I do with my old imac?

1. When is your Mac “too old”?
2. Recycle your old Mac with the Apple Trade In program.
3. Clean your Mac and get it up to speed.
4. Turn your Mac into a network-attached storage system.
5. Create an emergency Wi-Fi hotspot.
6. Install Linux on your Mac.
7. Back up your Mac.
8. Deauthorize and sign out of your accounts.