How to clear imac hard drive?

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.

As many you asked, how do I erase my imac hard drive?

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.

Quick Answer, how do I return 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.

Also, how do I delete all files from my Mac hard drive?

In this regard, how do you wipe a computer clean to sell it?

1. Open Settings.
2. Tap System and expand the Advanced drop-down.
3. Tap Reset options.
4. Tap Erase all data.
5. Tap Reset Phone, enter your PIN, and select Erase Everything.

1. Step 1: Back up your hard–drive data.
2. Step 2: Don’t just delete files from your computer.
3. Step 3: Use a program to wipe your drive.
4. Step 4: Physically wipe your hard drive.
5. Step 5: Do a fresh installation of the operating system.

How do I wipe my Mac clean 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 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 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.

How do you delete a file that won’t Delete on a Mac?

Type in “rm -f ” without the quotation marks, and with the space after the f. Then find the file that wont delete, and drag it to the Terminal window, and the path to that item should appear. Double check that this is the thing you want to delete, then press enter.

How do I delete unnecessary files from my Mac?

1. Open Finder.
2. Press Command+Shift+G.
3. Enter the following command into the field and select Go: ~/Library/Caches .
4. In the window that appears, you will see all your cache files.
5. Press Command+A to select all files and delete them.

How do you delete on Mac?

Delete an item from your Mac or iCloud Drive On your Mac, drag the item to the Bin in the Dock or select the item, then press Command-Delete. If an item is locked, click Continue to confirm you want to move the locked item to the Trash.

How do I wipe my computer before recycling?

Simply go to the Start Menu and click on Settings. Navigate to Update & Security, and look for the recovery menu. From there you just select Reset this PC and follow the instructions from there. It may ask you to erase data either “quickly” or “thoroughly” — we suggest taking the time to do the latter.

How do you permanently delete data from your computer?

1. Right-click on the Recycle Bin icon.
2. Choose Properties from the list.
3. Next, choose the drive for which you want to delete the data permanently. Make sure to select Don’t move files to the Recycle Bin. Remove files immediately when deleted option. Click Apply > OK.

How do you wipe a hard drive without a computer?

There isn’t any practicable way to wipe it without connecting it to a PC. That’s OK, though – just connect it to your new PC and when you boot from the Windows DVD to install Windows you can use the installation program to delete / recreate the partitions on it and format it.

What happens when you erase Mac hard drive?

Erasing your Mac permanently deletes its files. If you want to restore your Mac to factory settings, such as to prepare it for a new owner, first learn what to do before you sell, give away, or trade in your Mac.

How do I restore my IMAC to factory settings without CD?