How to set up a used imac?

1. Ensure you have admin access. At times people have purchased used Macs with a single standard account on them for use, with no password for the admin user.
2. Create a new admin user account.
3. Delete all old accounts.
4. Run general maintenance.
5. Optionally reinstall OS X.

Frequent question, how do I start my used iMac? Press the power button and then hold down Command+R, Option+Command+R or Shift+Option+Command+R to start up.

Correspondingly, how do you change ownership of a Mac? While it is easy to change the full name associated with the account, there is no way to change an account’s user name. The only way to completely change the administrative account information is to create a new administrator account of your own and then delete the account the previous owner set up for his own use.

Moreover, how do I reset my second hand iMac? 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.

People ask also, what can I do with a used iMac?

1. When is your Mac “too old”?
2. Recycle your old Mac with the Apple Trade In program.
3. Clean your Mac and get it up to speed.
4. Turn your Mac into a network-attached storage system.
5. Create an emergency Wi-Fi hotspot.
6. Install Linux on your Mac.
7. Back up your Mac.
8. Deauthorize and sign out of your accounts.

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 can I get admin access to a Mac without knowing the current password?

1. Hold ⌘ + S on startup.
2. mount -uw / ( fsck -fy is not needed)
3. rm /var/db/.AppleSetupDone.
4. reboot.
5. Go through the steps of creating a new account.
6. After logging in to the new account, go to the Users & Groups preference pane.
7. Select the old account, press the Reset Password

How do you control click on a Mac?

Control-click on a Mac is similar to right-click on a Windows computer—it’s how you open shortcut (or contextual) menus on a Mac. Control-click: Press and hold the Control key while you click an item. For example, Control-click an icon, a window, the toolbar, the desktop, or another item.

How do I remove previous owners from my iMac?

1. Select System Preferences from the Apple menu, click the Accounts icon, click the Lock icon, and enter your password.
2. Select Logout from the Apple menu.
3. On your new computer, triple-check that all the files for all accounts on the old machine have been transferred.

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 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.

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.

Can I use a Mac mini with my old iMac?

Can you hook up a Mac mini to an old iMac?

Connecting Another Mac to Your iMac The same Mini DisplayPort or Thunderbolt port can be used as a video input that allows your iMac to serve as a monitor for another Mac. All you need are the proper ports and cables to make the connection between the two Macs.

What can I do with an old iMac 2007?

1. Install Linux on your old Mac.
2. Make your old Apple laptop a Chromebook.
3. Make a network-attached system out of your old Mac.
4. Create an emergency Wi-Fi hotspot.
5. Sell or recycle your old Mac.

How do I wipe my Mac 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.

How do I reset my Mac desktop 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.