How to format imac g5?

Shut down the Mac, then power it up, and before the screen lights up, quickly hold down the Command, Option, P, and R keys, until the Mac has chimed twice more after the powerup chime. “The reset-all command should restart your Mac. If so, you have successfully reset the Open Firmware settings.”

You asked, how do I factory reset my iMac G5? Hold down the “Command” key (the key near the space bar with an Apple pictured on it) while simultaneously holding down the “Option,” “P” and “R” keys. Do this immediately upon turning the power back on.

Also know, how do I format my iMac back to factory settings? The best way to restore your Mac to factory settings is to erase your hard drive and reinstall macOS. After macOS installation is complete, the Mac restarts to a setup assistant that asks you to choose a country or region. To leave the Mac in an out-of-box state, don’t continue setup.

Also, how do I restore my 2009 iMac to factory settings?

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)

Quick Answer, how do I wipe an old iMac?

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.

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.

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 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 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 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.

How do I reset my 2009 iMac without the 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.

What can I do with my old 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.

How do you restore Internet on a Mac?

1. Shut down your Mac.
2. Hold down Command-Option/Alt-R and press the Power button.
3. Hold down those keys until you a spinning globe and the message “Starting Internet Recovery.
4. The message will be replaced with a progress bar.
5. Wait for the MacOS Utilities screen to appear.

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.

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.

Does restore factory settings delete everything?

When you do a factory reset on your Android device, it erases all the data on your device. It is similar to the concept of formatting a computer hard drive, which deletes all the pointers to your data, so the computer no longer knows where the data is stored.

What does a factory Reset erase?

What is a factory reset? A factory reset erases all of the information on an electronic device and restores the software to its original state (when it was in the factory). On your phone or desktop computer, this means all your apps and files will be removed.