How to clear imac before selling?

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 will clear user settings from the memory and restore certain security features that may have been altered previously.

As many you asked, how do you restore a Mac to factory settings?

1. Restart your computer: hold the power button > select Restart when it appears.
2. While the computer restarts, hold down the ‘Command’ and ‘R’ keys.
3. Once you see the Apple logo appear, release the ‘Command and R keys’
4. When you see a Recovery Mode menu, select Disk Utility.

You asked, 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.

Also, how do you clear everything off a Mac?

Beside above, 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 do I permanently erase my Mac hard drive?

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.

How do you do a hard reboot on a Mac?

Press and hold down the Command (⌘) and Control (Ctrl) keys along with the power button (or the ‌Touch ID‌ / Eject button, depending on the Mac model) until the screen goes blank and the machine restarts.

How do you delete on a Macbook Pro?

Delete an item from your Mac or iCloud Drive On your Mac, drag the item to the Trash in the Dock or select the item, then press Command-Delete.

What is the difference between hard reset and factory reset?

The two terms factory and hard reset are associated with settings. A factory reset relates to the rebooting of the entire system, while hard resets relates to the resetting of any hardware in the system.

What does a factory reset erase?

What is a factory reset? A factory reset erases all of the information on an electronic device and restores the software to its original state (when it was in the factory). On your phone or desktop computer, this means all your apps and files will be removed.

Does factory reset delete all data?

However, a security firm has determined returning Android devices to factory settings doesn’t actually wipe them clean. … Here are the step you need to take to protect your data.

How do I factory reset my iMac g4 without CD?

How to Factory Reset an iMac Via the Recovery Partition. Restart the iMac and hold the “Command-R” keys while the computer reboots. Select and connect to a Wi-Fi network from the list if the iMac prompts you to do so. Choose the “Disk Utility” option from the list and click “Continue.”

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 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.