How to factory reset imac high sierra?

Likewise, how do I restore my High Sierra iMac to factory settings? 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.

Correspondingly, how do I restore my 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.

Furthermore, 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.

You asked, how do I factory reset my iMac without 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.

Will a factory reset remove viruses Mac?

If your PC, Mac, iPhone or Android smartphone becomes infected by a virus, a factory reset is one way of potentially removing it. However, a factory reset should always be approached with caution. You will lose all your data. … It does remove viruses and malware, but not in 100% of cases.

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)

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.

How do you force a factory reset on Android?

1. Make sure de device is plugged in or has enough battery to go through the reset process.
2. Open the Settings app.
3. Select System.
4. Expand the menu by hitting Advanced.
5. Go into Reset options.
6. Hit Erase all data (factory reset).
7. Tap on Erase all data.
8. Enter your PIN if prompted.

Does a factory reset delete everything Samsung?

A standard Samsung Galaxy factory reset does not erase all data from your phone. Rather, it encrypts data and “hides” it from the operating system. Savvy hackers and even free Android recovery software can discover and unencrypt your master token, which is used to unlock your data.

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.

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.

How do I reset the administrator password on my iMac?

1. Restart your Mac.
2. While it is restarting, press and hold the Command + R keys until you see the Apple logo.
3. Go to the Apple Menu at the top and click Utilities.
4. Then click Terminal.
5. Type “resetpassword” in the terminal window.
6. Then hit Enter.
7. Type your password and a hint.
8. Finally, click Restart.

How do you clear everything off a Mac?

How do I reset my MacBook Air to factory settings 2015?

To do this, press and hold Command+R when restarting your MacBook Air or switching it on, holding both keys until you see the Apple logo. After the Apple logo appears and it’s finished starting up, you are shown the Utilities window. It’s here that you can erase your hard disk and perform the reset.

How do I factory reset my MacBook Pro 2010?

As it’s loading hold the Command button and the R key. Something will come up called OS X Utilities. Click on Disk Utility and click on “Mac OS Extended”. Then, click Erase.