Dvr converter for mac. These instructions are only applicable for Mac computers with an Intel processor.
Erasing your Mac deletes all of its files permanently, so make sure you create a backup of any files that you want to keep. If you're attempting to restore your Mac to its factory settings, first find out what to do before you sell, give away or trade in your Mac.
May 29, 2018 The key is OS X Recovery — a special part of the Mac operating system since OS X 10.7 'Lion.' How to Wipe a Mac Hard Disk Drive (HDD) NOTE: If you're interested in wiping an SSD, see below. Make sure your Mac is turned off. Press the power button. Immediately hold down the command and R keys. Wait until the Apple logo appears. Most Mac users have just one disk but power users may have two or more. Let's look at an example of a Mac with only one hard disk: Your Mac's hard drive is 500GB. It has one 'disk' on it, so all 500GB of storage is on that disk. The disk has an operating system (OS X El Capitan), and user data (apps, etc). How to Securely Erase a Solid State Drive on Mac OS X. Note that recent versions of OS X's graphical Disk Utility disable the secure erasure options on SSDs for the aforementioned reasons, but.
Erase Disk On Mac
Start up from macOS Recovery
Turn on your Mac, then immediately press and hold Command (⌘) and R until you see an Apple logo or another image. You may then be asked to select a user you know the password for. Select the user, then click Next and enter their administrator password.
Use Disk Utility to erase your disk
Mac Os X Erase Disk Recovery Software
- From the utilities window in macOS Recovery, select Disk Utility and click Continue.
- Select Macintosh HD in the sidebar of Disk Utility. Can't see Macintosh HD?
- Click the Erase button in the toolbar, then enter the requested details:
- Name: continue to use Macintosh HD as the name or enter a different name.
- Format: continue to use APFS or Mac OS Extended (Journalled), as recommended by Disk Utility.
- Click Erase Volume Group. If you can't see this button, click Erase instead.
- If Find My is turned on for this Mac, you may be asked to enter your Apple ID to authorise the erase process. Forgotten your Apple ID?
- After the erase process has been completed, select any other internal volumes that may be listed in the sidebar, then click the delete volume (–) button in the toolbar to delete each volume.
You don't need to delete the Macintosh HD volume you've just erased, or any external volumes or disk images. - Quit Disk Utility to return to the utilities window.
- If you want to start up again from the disk you've erased, you should now reinstall macOS on that disk.
If you can't see Macintosh HD in Disk Utility
Your built-in startup disk should be the first item listed in the Disk Utility sidebar. It's called Macintosh HD unless you've changed its name. If you can't see it there, choose Apple menu > Shut Down, then unplug all non-essential devices from your Mac and try again.
If your disk still doesn't appear in Disk Utility or Disk Utility reports that the erase process has failed, your Mac may need a service. If you need help, please contact Apple Support. Mac early 2009 sierra.
Learn more
Erase Disk Utility Mac
For more information about using Disk Utility, see the Disk Utility User Guide.
Question submitted by a reader of the blog:
Hello Tysa, I have an old Mac machine which runs extremely slow. Mac os x 10 5 8 release date. I've just ordered a new Mac from the Apple Store. Now I want to sell my old Mac on eBay. I read that one of the best practices is to erase the hard drive so no one can retrieve any data from it. The thing is how to do this without the system restore CD?
Here's my reply:
For modern Mac machines, you don't need to rely on the original system disc to wipe a Mac clean. Plus, Macs shipped after OS X Lion don't come with CDs any more (see this MacWorld news). So, there is no way you can get one unless your Mac really shows its age.
That said, you can quickly erase your old Mac hard drive with OS X's Recovery feature, which is built into Apple's Disk Utility. See this screenshot on my Mac. There is an 'Erase' option. Note: it's grayed out because I can't erase the main hard drive when I turn on my Mac. You'll have to shut down your Mac and use the trick below to access Disk Utility without booting the disk.
Mac Os X Versions
How to access Disk Utility on startup?
All you have to do is shut down your Mac, press the Start button, and hold Command + R keys (or Option key, depending on the OS X your Mac is with). It'll come to a screen called 'OS X Utilities', there you'll find Disk Utility, click it and erase your Mac securely.
This YouTube video made by Shani Jaf nails it step by step
In case you find the above method too complicated or it doesn't work, another way is to use third-party software.
Reminder: using the above methods will permanently remove all data saved on the hard drive, use with caution. Before you proceed, make sure you've already backed up all important data to an external hard drive or cloud storage.
