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.
You asked, how do I wipe my IMAC mid 2010? First try the CD using the C key and see if you can erase the hard drive (after the language selection there are Utilities in the menu bar) and then reinstall SL. If that does not work, use Command + Option + R to erase the drive and then it should install Lion.
Considering this, how do I wipe everything off my imac?
Also the question is, 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.
In this regard, how do I wipe my iMac and start over? 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.
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How do you restore Internet on a Mac?
- Shut down your Mac.
- Hold down Command-Option/Alt-R and press the Power button.
- Hold down those keys until you a spinning globe and the message “Starting Internet Recovery.
- The message will be replaced with a progress bar.
- Wait for the MacOS Utilities screen to appear.
How do I factory reset my 2009 iMac?
- Shutdown iMac.
- Unplug power cord from back of iMac.
- Press and hold power button for 20 seconds.
- Restore power cord; power on iMac.
- Immediately on hearing Startup Chime, press and hold Command-Option-P-R keys (⌘⌥ P R)
How do I reset my 2011 iMac High Sierra?
- Reboot the Mac and right after the boot chime sound, hold down the COMMAND + R keys together to boot into Recovery Mode.
- Once in Recovery Mode and at the “macOS Utilities” (or “OS X Utilities”) screen, select “Disk Utility”
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 factory reset my iMac 2021?
- In the Apple menu in the top left corner of the screen, choose Restart.
- 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.
- Enter your admin password to confirm the action.
How do I factory reset my iMac 2015?
- Restart the Mac in Recovery Mode (hold down Command and the R key during restart).
- Use Disk Utility to erase the hard drive. Click on Disk Utility > Continue. Select the main volume and click Unmount then Erase).
- Click Reinstall OS X and Continue. Follow the instructions to reinstall Mac OS X.
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.
How do I factory reset my iMac wireless keyboard?
Insert the disc into the optical drive and restart the computer. After the chime press and hold down the “C” key. Release the key when you see a small spinning gear appear below the dark gray Apple logo. After the installer loads select your language and click on the Continue button.
How do I wipe my Mac without recovery mode?
- Select ‘Disk Utility. ‘
- Select the volume that you want to erase.
- Click ‘Erase. ‘
- Disk Utility will now wipe your hard drive. Once the process is complete, select ‘Quit Disk Utility,’ to return to the main macOS Utilities window.
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 iMac g5?
Boot up your iMac computer off the disc and open Disk Utility from the Utilities menu. Under the Erase tab will be a Security button. Click on it and set it to write zeros over your data. This will take a good amount of time, and be sure to check out Apple’s article on Disk Utility’s secure erase options.