How to clear imac for sale?

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.

Considering this, how do I wipe everything off my imac?

Beside above, how do I wipe out my IMAC and start over?

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.

Best answer for this question, how do I erase my old imac hard drive? First, erase a drive without the overwriting part, and reinstall OS X. After you boot, launch Disk Utility, select the startup volume, and click the Erase tab. Now use the Erase Free Space option, which also offers 1, 3, and 7 passes of erase, and only empties out unused parts of the disk.

Moreover, how do you make sure your Mac is backed up? Make sure your Mac Pro is on the same Wi-Fi network as your external storage device, or connect the storage device to your Mac Pro. Open System Preferences, click Time Machine, then select Back Up Automatically. Select the drive you want to use for backup, and you’re all set.

How do I reset my Mac desktop to factory settings?

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.

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.

How do I restore my iMac to factory settings without CD?

How do I reformat a Mac hard drive?

1. Connect the drive to the Mac.
2. Open Disk Utility.
3. Select the drive you want to format.
4. Click Erase.
5. Give the drive a descriptive name and leave the default settings: OS X Extended format and GUID partition map.
6. Click Erase and OS X will format the drive.

How do I do a factory reset?

1. 1 Tap Settings
2. 2 Tap General Management.
3. 3 Tap Reset.
4. 4 Tap Factory data reset.
5. 5 Tap RESET.
6. 6 Tap DELETE ALL. Please be patient as phone resetting takes some time.
7. 1 Tap Apps > Settings > Backup and reset.
8. 2 Tap Factory data reset > Reset Device > Erase Everything.

How do I factory reset my iMac 2011?

Restart your iMac by clicking the Apple menu, then select Restart…. Click the Restart button when the dialog box appears. After the iMac shuts down completely but before it begins to restart, hold down the Command (⌘) and R keys at the same time.

How do I factory reset my 2009 iMac?

1. Shutdown iMac.
2. Unplug power cord from back of iMac.
3. Press and hold power button for 20 seconds.
4. Restore power cord; power on iMac.
5. Immediately on hearing Startup Chime, press and hold Command-Option-P-R keys (⌘⌥ P R)

How long does it take to erase Mac hard drive?

Since the actual formatting of the drive takes less than a minute with Apple’s Disk Utility, the disk formatting time is negligible. Therefore, the 7-pass erase on the 500 gigabyte drive took 18 hours and 22 minutes (1102 total minutes).

What happens if you erase Apple SSD?

Basically, a cryptographic erase means encrypting the drive, then throwing a way the encryption key. This renders the information stored on the drive unreadable. (This what happens when you do a master reset on your iOS device.) Then the SSD is erased and formatted as usual.

How long should a Mac backup take?

Preparing backup shouldn’t take more than 5 or 10 minutes if your Mac is new and you barely have anything on it.

Does Apple Time Machine backup photos?

Use Time Machine: After you set up Time Machine, it automatically backs up the files on your Mac. … If you ever lose the files in your Photos library, you can restore them from the Time Machine backup.