how to determine what is accessing drive to eject on mac
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When you lot upgrade your Intel Mac from Snowfall Leopard to Lion, Snowfall Leopard to Mountain King of beasts, or even Snowfall Leopard to Lion and so once again to Mountain Lion, the installation process creates a special "Recovery Partition". There are, however, sure circumstances where you volition want to remove this recovery division. This commodity looks at what the Recovery Segmentation is, what it does, and why you might want to remove it. I'll also walk you through the removal procedure.
Before We Get Started
For the normal Mac possessor with a Mac running OS 10 10.vii Lion or 10.eight Mountain King of beasts, there are few compelling reasons as to why the Recovery Partition should be removed. Information technology takes upwards minimal space and provides handy tools in the unlikely event of problems with the machine.
Information technology takes up minimal space and provides handy tools in the unlikely event of problems with the machine.
For the Mac owner with a Mac that has been upgraded from it's original OS X ten.6 Snowfall Leopard operating system, then there are reasons why the removal of the recovery partition might be desirable.
Outset nosotros'll examine what the Recovery Partition is, and what it does, before deciding if information technology should be removed, and under what circumstances, with a step-by-step guide to doing so.
If y'all already sympathise the Recovery Division and empathise the implications of deleting information technology, head straight on to the section How Do I Delete the Recovery Partition?
What is the Recovery Sectionalisation?
The recovery partition is a new feature of OS X that allows you to restore system software to your Mac with just a few clicks, without the use of DVDs or USB drives.
It is, in essence, a modest (650MB) partition on your Mac'due south internal hard bulldoze (traditional magnetic HDD or solid state disc SSD) that is 'subconscious' and reserved for common utilities such every bit Disk Utility.
If you are having bug with your Mac, Recovery Segmentation allows yous to repair the hard drive, erase the hard bulldoze and install a new re-create of OS X
If you are having issues with your Mac, Recovery Partitioning allows you to repair the hard bulldoze, erase the hard drive and install a new re-create of Bone Ten, or even restore your Mac from a Time Machine backup. It even has Safari so that yous can connect to the Internet and get help from Apple's online support.
If your Mac requires the reinstallation of Os Ten, Recovery Partition volition connect to Apple's servers and download the operating arrangement for y'all.
This makes a lot of sense since, from a user perspective, DVDs can be easily damaged and it is like shooting fish in a barrel for critical arrangement DVDs or USB drives to go mislaid if you are not the most organized of individuals. From Apple tree's perspective, at that place is a huge cost-saving to be had in not having to produce and distribute countless DVDs or USB drives with the computers that it sells.
Furthermore, information technology might be said that this suits Apple tree'southward marketing department as it fits with Apple's continual bulldoze forward in phasing out, what information technology perceives, as obsolete technologies in the same way that it has done in the past with serial ports, PS/two ports, the 3.5" floppy disc and now the optical (CD/DVD) drive. The sorts of legacy technologies that remain for much longer in other personal computers.
How practise I access the Recovery Partition?
Tip: To access the Recovery Partition, press and hold Command-R (or hold Option) immediately subsequently the start-upwards chinkle just a few seconds after yous plow on your Mac.
There are commonly ii ways to access the Recovery Partition when booting your Mac.
The first way to access the Recovery Partition is to kicking your Mac and press and concur the ⌘ (Control) and R keys immediately later the initial chime sounds a few seconds after the car is turned on. Y'all must keep property downwards both the Control and R keys until you see a window with "OS 10 Utilities" across the meridian in large text.
If the first method does non work for yous, try the 2nd method which works on any Mac.
The 2nd fashion to access the Recovery Sectionalization is to boot your Mac and printing and hold the ⌥ (Option) primal, located either side of the spacebar and marked as ALT on newer Mac keyboards.
Again, keep belongings the ⌥ (Choice) key until the advent of a grey screen showing connected, bootable volumes. These are represented past icons of internal hard drives with the name of the corresponding bootable volume beneath them.
In this example, you will need to select the bootable book named "Recovery HD" by using the arrow keys to move the arrow to the appropriate icon. You will as well have the pick to connect to a local wi-fi network to admission a Time Capsule or the Internet in recovery manner. There is also an choice to choose a network, later, one time you lot have booted into recovery mode. Alternatively, just ensure that you have an ethernet cablevision connecting your Mac to your network or straight to your router.
How practise I use the Recovery Partition?
Regardless of which method you used, you will arrive at an Bone X Utilities screen which gives you four options:
- Restore from Time Machine Backup
- Reinstall Bone X
- Get Help Online (Safari to browse Apple tree support website)
- Disk Utility
OS X Utilities on the Recovery Partition
The first three options will require a connexion, either wired or wireless, to a local network or router. The second and third options will crave your network or router have an Cyberspace connection.
In the case of the second pick, the Bone Ten Utilities on the Recovery Partition allows your Mac to connect to the Apple servers to download the appropriate disc epitome, for your machine, to kick your Mac into recovery mode.
Why Would I Need to Delete the Recovery Partition?
The Recovery Sectionalisation essentially takes the identify of the DVD installation disc that was previously shipped with new Macs. Instead of a concrete DVD, the data is at present on a hidden partition on your hard bulldoze. This has immediate benefits. It also has drawbacks.
With the Recovery Partition, anyone tin can kicking your Mac and reset your passwords.
With the Recovery Division (and with the install DVD on pre-Lion Macs), anyone can kicking your Mac and reset your passwords. This would enable them (with a little more knowledge) to potentially admission your user accounts and personal data. Information technology is besides possible for tech-savvy children to bypass any parental controls that y'all have set on your Mac.
A physical DVD tin can be stored separately from the Mac, thereby reducing the potential for countersign resets on the arrangement. This is not the instance with a Recovery Partition.
If yous are really paranoid about security then you may wish to consider deleting the recovery partition on your Lion or Mountain Lion Mac, but not earlier you have created a USB Recovery drive.
If your Mac originally shipped with OS Ten 10.6 Snow Leopard and you are restoring your Mac back to it's original condition then you will need to remove the Recovery Partition. This is essential if you are selling your Mac or passing information technology on to a friend or family unit member.
How exercise I Delete the Recovery Partition?
If you are returning your Mac to it'south original OS X ten.6 Snow Leopard Operating System, you tin can do then by restoring a cloned copy or backup, if y'all have i, using Carbon Copy Cloner, SuperDuper! or Fourth dimension Machine.
Alternatively, to install a fresh copy of Snow Leopard, use OS X Utilities to erase the hard drive earlier reinstalling the operating system. Be aware that this volition not delete the Recovery Partitioning, for which you will demand to follow the procedure below.
Step One
To confirm the presence of the Recovery Sectionalization, open Terminal.app and enter the command:
diskutil list
Now press the return key. You will see some results similar to this:
Recovery Division in Terminal: Apple_Boot Recovery Hard disk 650.0 MB
If you practise not take a Recovery Partition, then at that place is nothing to remove. Yous've finished so quit Last.app.
If you do accept a Recovery Partion, go back to Last.app and enter the command:
defaults write com.apple tree.DiskUtility DUDebugMenuEnabled 1
And then press the return cardinal. This command enables the normally hidden Debug menu item in Disk Utility, which nosotros are going to need for the rest of the procedure.
Footstep Two
Open up the Disk Utility app. Now, in the menu bar at the height, select Debug > Show every Partitioning.
Revealing the Debug Menu in Deejay Utility
Post-obit this activeness the 'Recovery HD' will be revealed in the left-hand pane of the Disk Utility window although it will be greyed out.
Tip: You will notice the Disk Utility app in the Utilities binder inside the Applications directory.
Step Three
Select 'Recovery HD' and click the Mount icon, at the top of the Disk Utility Window, to make information technology active.
Selecting the Recovery Partition and Mounting information technology to Brand information technology Active.
Step Four
You will run across that 'Recovery HD' is no longer greyed-out and you tin delete it using secondary-click on the mouse or trackpad or by using command-click and so selecting Erase.
Erasing the Recovery Partition
Footstep V
This leaves usa with a 650MB partition with nothing in it, so it makes sense to remove the sectionalization and free upward the space for the chief (just) sectionalization on your internal drive.
To exercise this, select the Partition tab, towards the top of the Disk Utility window, and click to select the small Recovery HD sectionalisation. Then click on the minus symbol, below, to remove it.
Deleting the Recovery Partition
You will become a confirmation dialogue box which summarizes the action that you are nigh to perform. Read it carefully. Read it twice to ensure that you are performing the action correctly to remove merely the Recovery HD partition. When y'all accept confirmed the activity is correct, click the box marked Remove.
Irksome down and read carefully before continuing
Pace Half-dozen
If y'all wish, you tin can confirm that the Recovery Partition has been removed, return to Terminal.app and enter the following command:
diskutil listing
If you accept followed the instructions correctly, you should now see that the Recovery Partition has been erased.
Using DiskUtil List to check Recovery Partition has been removed
If y'all accept a look at Disk Utility, you will see that there is now only one big partition on your internal hard drive.
Recovery Partition has been removed
Stride Seven
To turn off the Debug card in Disk Utility enter the following control into Terminal.app:
defaults write com.apple.DiskUtility DUDebugMenuEnabled 0
Turning off the Debug Menu item in Disk Utility
And that'southward information technology. Close Concluding and Disk Utility.
Decision
In this article we examined what the Recovery Partition is and why it is useful to Os X. Nosotros accept also examined the reasons why you lot might desire to remove it. Finally, we saw a step-by-step procedure to remove the Recovery Partition.
If your Mac came pre-installed with OS X 10.7 Lion, or x.8 Mount Lion, then there are going to exist few reasons that make sense to remove the Recovery Partition. You are adequately safe to exit it as is. If your Mac came pre-installed with OS 10 10.6 Snow Leopard and y'all are returned your Mac to it'southward original condition (mayhap you are selling it or passing information technology on), then it makes sense to remove the Recovery Division.
Did you find this mail service useful?
Source: https://computers.tutsplus.com/tutorials/the-os-x-recovery-partition-what-it-is-why-its-there-and-how-to-remove-it--mac-31796
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