- Restart your Mac.
- Then press and hold the Command + R keys until you see the Apple logo appear.
- Next, select Disk Utility.
- Then select Continue.
- In the Disk Utility window, click View.
- Then select Show All Devices.
- Select the drive you want to erase.
- Then click Erase.
Moreover, how do I restore my Mac to factory settings without disc? Restart your Mac. Choose Apple menu > Shut Down, press and hold the power button until “Loading startup options” appears, select Options, click Continue, then follow the onscreen instructions. In the Recovery app window, select Reinstall for your macOS release, click Continue, then follow the onscreen instructions.
Also, how do I completely wipe and restore my Mac?
- Make a fresh backup of your Mac.
- Open System Preferences.
- Click System Preferences in the menu bar > Erase All Contents and Settings.
- Follow the prompts to fully erase your Mac.
- Like iOS, the new erase process in macOS Monterey handles everything to fully wipe your Mac.
In regards t, how do I set my old IMAC back to factory settings? Turn on your Mac 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.
Beside the above, how do I restore my Mac without reinstalling operating system?
- Open Apple menu > System Preferences.
- Select System Preferences from the Apple menu bar.
- Choose Erase All Content and Settings.
- Type your admin password and click OK and Continue.
- Read the warnings and select Erase All Content & Settings.
Hold down the Command and R keys as soon as you hear the Mac tone indicating a reboot. Wait for the macOS Utilities screen to appear, then click Disk Utility. Choose your Mac’s system drive, usually named Macintosh HD, then click Erase. Select the Format option Mac Extended (Journaled) or APFS.
Can’t find Erase all content and settings?
Usually, everything could be just done by one step on iPhone. Go to iPhone Settings > General > Reset > Erase All Content and Settings. Enter your passcode, confirm you would like to erase the device, and then your device would become empty. Don’t forget to backup iPhone to computer before you erase iPhone.
How do I reset my Apple computer without a password?
- Restart your computer: hold the power button > select Restart when it appears.
- While the computer restarts, hold down the ‘Command’ and ‘R’ keys.
- Once you see the Apple logo appear, release the ‘Command and R keys’
- When you see a Recovery Mode menu, select Disk Utility.
Why does my Mac have Macintosh HD and Macintosh HD data?
macOS Catalina runs on a dedicated, read-only system volume called Macintosh HD. This volume is completely separate from all other data to help prevent the accidental overwriting of critical operating system files. Your files and data are stored in another volume named Macintosh HD – Data.
How do I wipe my 2011 iMac?
- Turn on your Mac and continue to press and hold the power button until the startup options window comes up.
- When the Utilities window appears, select Disk Utility.
- In the sidebar, choose Macintosh HD.
- Click the “Erase” button, then select a file system format and enter a name for it.
How do I reset my 2011 iMac High Sierra?
To do so, shut down your Mac, then turn it on and immediately press and hold four keys together: Option, Command, P, and R. You can release the keys after 20 seconds or so. That’s it!
How do I reinstall System Preferences on Mac?
Press the up arrow or search for the system preferences and locate the nearest backup instance that contains it. Then select the application and restore it to the Applications folder. For other backup systems, this can be done in the Finder by manually copying the System Preferences to the Applications folder.
How do I restore my Mac without deleting apps?
Step 1 Plug in the external storage device where you saved your backup. Step 2 Make sure your MacBook is turned off. Then press CMD + R, then press the power button to initialize macOS Utilities. Step 3 Click “Restore from Time Machine Backup” and click “Continue.”
How do I reset my 2010 iMac 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.
How do I wipe my 2009 iMac?
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.
Is erase all content and settings the same as factory reset?
Reset all Settings removes things like your Wifi password and settings you’ve set on your iPad for Apps, mail, etc. Erase All Content and Settings restores a device to it’s out of the box state when it was first turned on. You should use Erase All Content and Settings to get it ready for the next owner.
Where is erase assistant on Mac?
- Choose Apple menu > System Preferences.
- In the menu bar, choose System Preferences > Erase All Content and Settings.
- In Erase Assistant, enter your administrator information.
- Review items that will be removed in addition to your content and settings.
- Click Continue, then follow the onscreen instructions.
What is the recovery key on a Mac?
A recovery key is a randomly generated 28-character code that you can use to help reset your password or regain access to your Apple ID. While it’s not required, using a recovery key improves the security of your account by putting you in control of resetting your password.
Do I erase Mac HD or Mac HD data?
You should erase the Macintosh HD volume together with the Macintosh HD – Data volume when downgrading macOS. Why should you delete the Macintosh HD – Data? Because the Macintosh HD – Data volume of the previous macOS will be retained after downgrading macOS.
Is it safe to delete Macintosh HD?
Yes, it is safe to delete it if you no longer want the data stored in it.
What happens if you erase Macintosh HD?
In short, it acts as the central hub for all the other files that are available on the Macbook/iMac. So, when you delete the Macintosh HD drive, everything (including the macOS) gets erased from the device and it gets restored to factory settings with nothing but Disk Utility flashing on the screen.
