How to factory reset imac 2009 without disk?

Considering this, 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.

Similarly, 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.

Also, how do I restore my Mac to factory settings without disc?

1. Set the MacBook Pro to restart.
2. Select “Disk Utility” from the next screen and click “Continue.” Choose your hard drive in the list and click “Erase.”
3. Click the “Mac OS Extended (Journaled)” option in the new dialog.

Amazingly, how do I reset my 2009 iMac without the 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.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 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.

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 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.

How do I factory reset my Mac without 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.

How do you clear everything off a Mac?

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 2012?

Restart the computer and after the chime press and hold down the COMMAND and R keys until the menu screen appears. Alternatively, restart the computer and after the chime press and hold down the OPTION key until the boot manager screen appears. Select the Recovery HD and click on the downward pointing arrow button.

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 factory reset my iMac 2021?

1. In the Apple menu in the top left corner of the screen, choose Restart.
2. As the system is restarting, hold both the Command and R keys on the keyboard at the same time until you see the Recovery Mode window.
3. Enter your admin password to confirm the action.

How do I factory reset my 2008 iMac keyboard?

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.

How do I restore my MacBook Air 2011 to factory settings?