Install osx on new hard drive from usb

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Ask Different is a question and answer site for power users of Apple hardware and software. It only takes a minute to sign up. I will be installing a new GB hard drive in my macbook. It is a latealuminum, inch screen. Once I install it, how do I get an operating system that's Hopefully I diagnosed a bad hard drive correctly I'll provide my method and I hope this helps someone out there.

This is probably overkill on instructions, but there are PC people out there who may try to help out the much more rare critical Mac issue. I did most of this from memory, so I may have messed up a label here or there. Please use Common sense if I did this and look around the screen for something that looks like what I'm talking about. If your Mac is unable to access that feature, this may not work for you, but I included some other handy stuff, like recovering files from the drive.

Initial Symptom: My husband's Mac had been randomly shutting down for some time, but we were limping it along. Finally, on startup one day, he saw a progress bar that would complete and then the device would shut down.

Here is the process I followed:.

install osx on new hard drive from usb

If you're still with me, crack open another beer, because you've probably finished the first one. This was the most frustrating part to research. Well, mine happened to be on this one very broken Mac hard drive, and you can only make a Mac bootable with a Mac. So, I gave this a shot. I hope it works for you. This works well if you have a working hard drive already in your Mac; and you should clone the drive before installing the new hard drive. You can connect the hard drive externally to your MacBook Pro using an adapter.

Cloning is easily done, and testing the install is accomplished by rebooting the Mac and holding down the "Option" key. Select the new hard drive from the list, and you'll know pretty quickly if it was successfully cloned or not. This tutorial describes how to do so. The easiest waywith the least stepsand with no thumb drive nor cloning nor etc.

install osx on new hard drive from usb

You will see a message below: 'Starting internet recovery. This may take a while.In this guide, we'll focus on the "clean install" method. It replaces the contents of a selected volume with a new, pristine version of El Capitan That means it does not include any previous versions of the operating systemapplications, or personal data that may have been present on the selected drive.

A clean install will erase all of the data on your startup drive, including user data, music, movies, and pictures. Make sure you have a current backup before proceeding. The clean install method is a good choice for testing a new OS on a dedicated drive or partition, or when you have been experiencing software related issues with your Mac that you have not been able to resolve.

When the problems are severe enough, you may be willing to trade in your apps and data for the peace of mind of a clean slate. By installing El Capitan on your current startup drive with the clean install method, you will erase everything on the drive. That includes OS X, your user data, and personal files. No matter the method, you should have a current backup of the existing startup drive's contents.

You can even use Disk Utility. Before proceeding with the installation, it's important to take the time to create a current backup. It's a good idea to check the target drive for problems. Disk Utility can verify a disk, as well as perform minor repairs using the First Aid feature.

How to clean install Mac OS from USB

When completed, return here to begin the installation process. There are two types of clean installs you can perform: an install onto an empty volume, and an install on a startup volume. The key point is that you're not targeting your current startup volume as the destination for the clean install.

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This type of clean installation is easy because, since the startup drive isn't involved, you can perform the clean install while booted from the current startup drive. There's no special, custom-made startup environment needed. Just start up the installer and go. The second option, and perhaps the more common of the two, is to perform a clean install on the current startup drive. Because the clean install process erases the contents of the destination drive, it's obvious that you can't boot from the startup drive and then try to erase it.

The result, if it were possible, would be a crashed Mac. Once the download completes, you can continue the clean install process. To perform a clean install of El Capitan on your Mac's current startup drive, you'll first need to create a bootable version of the El Capitan installer. Once you finish making the bootable USB flash drive, follow the steps below. Restart your Mac while holding down the option key. After a short delay, your Mac will display the OS X Startup Managerwhich will display all of your bootable devices.

This should include the bootable USB flash drive you just created. Your Mac will start up from the USB flash drive that contains the installer. This can take some time, depending on the speed of the flash drive as well as the speed of your USB ports. Once the boot process finishes, your Mac will display the OS X utility window.

Select the Disk Utility option, then select Continue. Disk Utility will start. In the left-hand sidebar, select the volume you wish to erase.

This will likely be in the Internal category and be named "Macintosh HD," unless you renamed it at some point. Once you have the proper volume selected, select Erase from the top of the Disk Utility window. You'll be asked if you wish to erase the selected volume and given the opportunity to rename the volume.Announcement: Prepare your devices for remote learning and working.

Learn about the many resources and tools available from Apple and third parties to help educational institutions with remote learning environments and IT leaders prepare their environment for remote work:. Prepare your devices for remote learning and working. To start the conversation again, simply ask a new question.

But I don't want to back-up and get my all files from my other HDD. But as you know, we do not have any DVD image. What could you suggest about it? Posted on Apr 23, AM. Apr 23, AM in response to saidmurat In response to saidmurat.

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You may also use Carbon Copy Cloner for this step. Apr 23, AM. Then swap the hard drives. Page content loaded. You can download Mountain Lion again and once the download is done - it will try to install - stop it from installing and click on the link below on how to create a Mountain Lion USB installer.

That way, you will always have a USB installer handy in case you need to reinstall - much faster than installing via recovery partition and way faster than installing using internet recovery. I installed new version of Mac OS X a few months ago as an update and paid for it. Now, when I go to App Store, I see 'you have not buy any app yet' How can I solve it? I think I need that installiation package file to make back-up disc I have a new HDD but afraid to upgrade it.

Apr 29, AM. More Less. Communities Contact Support. Sign in Sign in Sign in corporate. Browse Search. Ask a question. Learn about the many resources and tools available from Apple and third parties to help educational institutions with remote learning environments and IT leaders prepare their environment for remote work: Resources for Education Resources for Business. User profile for user: saidmurat saidmurat.

Thanks a lot, Regards. Helpful answers Drop Down menu. View answer in context.All you need is a connection to the Internet. This menu is also available in macOS Recovery. Reinstall the macOS that came with your Mac, or the closest version still available. Enter the requested password to continue.

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You probably don't need to erase, unless you're selling, trading in, or giving away your Mac, or you have an issue that requires you to erase. Learn more about when and how to erase. Then click Continue and follow the onscreen instructions. You will be asked to choose a disk on which to install.

Please allow installation to complete without putting your Mac to sleep or closing its lid. During installation, your Mac might restart and show a progress bar several times, and the screen might be empty for minutes at a time. If your Mac restarts to a setup assistant, but you're selling it, trading it in, or giving it away, press Command-Q to quit the assistant without completing setup.

Then click Shut Down. When the new owner starts up the Mac, they can use their own information to complete setup. If you can't get macOS Recovery to offer the installer you want, you might be able to use one of the other ways to install macOS.

When you see the utilities window, you have started up from macOS Recovery. Decide whether to erase format your disk You probably don't need to erase, unless you're selling, trading in, or giving away your Mac, or you have an issue that requires you to erase. If the installer asks to unlock your disk, enter the password you use to log in to your Mac. And Shift-Option-Command-R isn't available. You can upgrade to a later version afterward. If you just had your Mac logic board replaced during a repair, macOS Recovery might offer only the latest macOS that is compatible with your Mac.

How to Erase and Factory Reset your Mac!

Yes No. Character limit: Maximum character limit is Ask other users about this article Ask other users about this article.Apple on Wednesday released OS X El Capitan as a free upgrade and as a result, lots of Mac users are busy upgrading their desktop and notebook computers. For most users, this is the best way to upgrade because it means your existing programs and data remain where they are.

Sometimes, however, you don't want to do a regular OS upgrade. Maybe you want to start fresh or maybe you need to install El Capitan on a machine that doesn't already have OS X installed.

For those users, the best bet is to do a clean installation, erasing the hard disk and installing from scratch. If you want to do a clean install of OS X El Capitan on your Mac — or on a new hard drive — you can do it, it just takes a bit of work.

If you've gone through the clean install processes in the last few years, these instructions will look familiar. That's because they are almost the same as past years, albeit with changes made for the proper OS name. Note: A clean install will erase all of the contents on your disk drive. Make sure to back up your important files, settings and apps before proceeding.

You can also use an existing hard drive partition, but that process complicates the second option for this installer.

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This will download a 6. It's in the Utilities folder in Applications. Select your USB drive and click on the "Erase" tab.

install osx on new hard drive from usb

Click the Erase button. This will take a few minutes, but will erase your USB drive will be erased and format it with the proper file system. His work made it easy to update the instructions to work in El Capitan.

This method requires using the Terminal app. If you're not comfortable typing commands into Terminal, just use the DiskMaker X app above. To continue with using Terminal, follow the steps below. You will be prompted to enter in your user password. Then, you'll see a list of processes on the terminal screen that read: Erasing Disk: Copying Installer files to disk This process runs a special mode built into the OS X El Capitan installer that can create installable media. The disk you're copying the media onto becomes bootable, too.

The process takes less time than DiskMaker X, but you'll need to follow the instructions exactly. Don't move the installer to another folder, and make sure you don't have more than one disk drive titled "Untitled" connected to your machine. Restart your Mac and hold down the Option key immediately. Select "Disk Utility" and then select your main hard drive. Press "Erase" on the volume. Go back to the main menu and choose "Install OS X.

We're using cookies to improve your experience. Click Here to find out more. Tech Like Follow. DiskMaker X just released its latest version, version 5, which is compatible with El Capitan. Paste the following command into the Terminal window and hit enter: You will be prompted to enter in your user password.The installation of macOS Mojave To assist you better, we have also added a video guide at the end.

So all you have to do is follow the steps mentioned below to install the latest macOS Mojave release on any external SSD or portable hard drive.

Make sure the external hard drive or SSD does not contain any data as we will be formatting it. If it contains any data, backup it. The same goes for the USB 3. At this stage, you have successfully installed macOS Mojave on an external drive.

You can also opt for M. This is the best combination, small, light, and highly portable. You can buy an M. Good luck. Share your thoughts and do follow us on Facebook, Twitter and subscribe to our YouTube channel for Video guides and tutorials. We will bring more such guides and solutions for issues related to Hackintosh. He spends most of his weekends working with IoT devices and playing games on the Xbox.

He is also a solo-traveler who loves hiking and exploring new trails. Follow him on. TwitterFacebookand YouTube. I wonder if you have available the kext Wi-Fi for the dell inspiron 14 ? I noticed that in the tutorial your notebook recognizes the Wi-Fi drive.

Thank you. I replaced the intel wifi M. This site uses Akismet to reduce spam.Looking for a way to install and run OS X on an external hard drive? This can be useful for a couple of different reasons. Firstly, it allows you to run another copy of OS X without needing any additional Mac computer. Also, since you can run a full copy of OS X on the external drive, it can be used for troubleshooting purposes on other Macs or it can be as a kind of virtual OS X.

Using an external drive, you can save space on your Mac, though it might be a bit slower if you are using USB 2. To do this, open Disk Utility and connect the drive to your Mac.

Under External in the left hand menu, click on your external hard drive and then click on the Erase button. Make sure you backup any data before you erase the drive. When you click Erase, a dialog will pop up where you can configure some options.

It should only take a minute or two for the drive to be erased and reformatted. Now your drive is ready for OS X. Go ahead and click the Download button to start downloading the installer.

Just click Continue. Once it has been downloaded, just double-click the installer, which will be located in the Applications folder. Keep clicking past the license agreement, etc.

By default, it is set to MacBook. I named my external hard drive OS X and that shows up in the middle. Click Continue and then follow the instructions to complete the installation.

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OS X will automatically continue installing onto the external hard drive rather than booting up to your internal version of OS X. Note that by default, the Mac will start booting up directly to the external hard drive until you change it. This will load up OS X Recovery. While OS X is installing, your computer will restart a couple of times. Note that when it finally boots into OS X, that is the version running off your external drive.

To switch back and forth between the internal and external drive, you have to restart your computer and hold down the OPTION key.

When you do that, you should see at least four icons. Anyway, the grey MacBook and Recovery Use the arrow keys to select which drive to boot from and then simply press Enter. If you have any questions, feel free to comment.


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