Back in the days before Mac OS X Lion launched in 2011 there wasn't a Recovery partition, instead you needed to have a physical disc with the software on it and an optical drive to insert it into. Using a Mac with at least OS X 10.6.8 installed, access the Mac App Store and download the Lion (10.7) or Mountain Lion (10.8) app installer. Insert the USB drive into the Mac and launch Disk.

• How To Make A Bootable Usb Recovery Disk Mac Os X

(You're replacing the deleted Packages alias with this Packages folder.) The folder is about 4.6GB in size, so the copy will take a bit of time, especially if you’re copying to a slow thumb drive. • Also in the mounted OS X Install ESD volume, you’ll find files named BaseSystem.chunklist and BaseSystem.dmg. Copy these files to the root (top) level of your install drive (OS X Base System, not into the System or Installation folder). • Eject the OS X Install ESD volume.

Further Reading It was 2009. Things have proceeded remarkably smoothly since version 10.7 switched to download-only installers, but there are still good reasons to want an old, reliable USB stick. For instance, if you find yourself doing multiple installs, a USB drive may be faster than multiple downloads (especially if you use a USB 3.0 drive). Or maybe you need a recovery disk for older Macs that don't support the Internet Recovery feature. Whatever the reason, you're in luck, because it's not hard to make one., there are two ways to get it done.

USB flash drives are a great way to transfer and store information, but what happens when files stored on them are lost or deleted by mistake? When you need flash drive data recovery software for Mac, Disk Drill is your best choice. Disk Drill will scan your USB flash drive (also called a pen drive) and find files that have been deleted. It can also help. Read on for a quick overview of the steps needed to recover files from a flash drive on Mac OS X. For detailed tutorials, see and in our Knowledgebase.

If it’s not there, you need to activate it with Terminal. Close Disk Utility (because the menu won’t activate in an open program), open Terminal and type the following. Defaults write com.apple.DiskUtility DUDebugMenuEnabled 1 Open Disk Utility again, and you will see the Debug menu is now showing between the Window and Help menus.

They’re set up perfectly for productivity with. You hopefully ran a backup before upgrading your OS, and that backup probably includes the downloaded OS X installer. Check the Purchases tab in the Mac App Store and note the date that you downloaded OS X. Now head to your Time Machine disk in Finder, and browse to the date you just found – then head to the Applications folder within the backup. You should be able to find the installer, as shown above. Just drag that file to your Applications folder, or anywhere you’d like.

Then start the process over again. When the app is done, the installer is ready to use.

It doesn’t matter whether you’re a macOS Sierra or a Windows 10 user, it’s just a matter of time until your device refuses to boot, which could be for a number of reasons, including file corruption, hardware failure, buggy update, etc. If the unexpected happens with Apple computer, you can use a macOS bootable USB with the installation media to repair it.

However, if it's not present, you can create it. • When the tool is opened, ensure that '˜Backup System Files to Recovery Drive' is selected and then click on Next. • You can now create recovery partition on your system.

Once you've obtained all of the necessary materials, connect the USB drive to your Mac and run the Diskmaker X app. The app will offer to make installers for OS X 10.9, 10.10, and 10.11, and it should run on OS X versions all the way back to 10.7—support for 10.6 was dropped in the most recent release. Diskmaker X has actually been around since the days of OS X 10.7 (it was previously known as Lion Diskmaker), and it's still the easiest GUI-based way to go without intimidating newbies. If you're comfortable with the command line, it's still possible to create a disk manually using a Terminal command, which we'll cover momentarily. Select OS X 10.11 in Diskmaker X, and the app should automatically find the copy you've downloaded to your Applications folder.

• One the partition is created and the disk is formatted, it can be used in creating recovery USB drive. Follow the next step. This is another easier method of creating Mac OS X recovery USB drive wherein we clone ( Duplicate copy) the Mac’s internal recovery system to an external USB drive using the disk utility’s restore feature. In order to clone the existing internal recovery system you will have to mount the internal recovery partition and make it visible in disk utility. To mount and make the internal recovery partition visible you have to first by typing the following command at terminal. > defaults write com.apple.DiskUtility DUDebugMenuEnabled 1 > killall Finder • After typing the above command quit the disk utility and reopen it and you should see the debug menu at top.

Iso to usb bootable. Your Options There are a couple of ways you can create a bootable Windows 10 USB Drive.

This emergency disk (OS X Recovery USB Drive) can help you repair the hard disk and save your data. What do you need to create Mac OS X recovery USB drive? To create your own Mac OS X recovery USB drive, all you need is a 1GB or larger USB drive. If you have a USB drive larger than 1 GB, you can create a 1.5 GB or 2 GB partition for the recovery drive because the creation process will erase the whole USB drive and use all of the available space no matter how large it is and the drive will become unusable for data storing purposes. Though the recovery partition will use only 650MB but I suggest you making the partition size to 1.5 GB or 2 GB as it also needs room for some hidden system and temporary files otherwise you can just use a whole 4 GB USB drive for the process. Also backup your data from the USB dive before converting it to recovery USB drive. The USB drive should also be formatted in OS X Extended (Journaled) with partition map scheme as GUID.

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• You want a way to install OS X in case of total hard drive failure. To get this working you will need: a flash drive with at least 8 GB free, a currently operational Mac, and access to broadband Internet.

That may be contained therein. **Note: Feel free to include any additional files or folders to the existing drives, so long as the original file hierarchy is not modified in any way.

Whichever method you use, you need a Mac-formatted drive (a hard drive, solid-state drive, thumb drive, or USB stick) that’s big enough to hold the installer and all its data—I recommend at least an 8GB flash drive. That drive must also be formatted with a GUID Partition Table. (Follow to properly format the drive.) Your OS X user account must also have administrator privileges. Option 1: Use createinstallmedia Starting with Mavericks, hidden inside the OS X installer is a Unix program called, provided by Apple specifically for creating a bootable installer drive.

You’ll also need access to a Mac running Yosemite that includes an existing Recovery HD partition. The steps below show how to download the Recovery Disk Assistant and create a recovery disk. Should you need to use it, you can then boot from this disk before restoring from a backup or reinstalling OS X. Get the Assistant If the Recovery Disk Assistant isn’t already in your Applications/Utilities folder, download it from.

Note: We recommend you always keep Office up to date to get the latest security fixes and improvements. • Select Check for Updates. If you're also an Office 365 subscriber, you'll also get the newest features. Office for mac remove previous versions after upgrade. If an update is available for your version of Office, you'll see a link to a website with more information about the update.

Navigate the file structure Contents Shared Support and drag the InstallESD.dmg file to the desktop. ( Figure D) 9. Go back to Disk Utility and click on the newly formatted USB Drive in the menu, then click on the Restore tab. In the Source textbox, click the Image button and select the InstallESD.dmg file on your Desktop. For Destination, drag & drop the partition created on the USB drive onto the textbox.

The process of installing OS X or macOS on a Mac hasn't changed a great deal since altered the delivery of the OS from optical disks to electronic downloads, using the. The big advantage to downloading the Mac OS is, of course, immediate gratification (and not having to pay shipping charges). But the downside is that the installer you download is deleted as soon as you make use of it by installing the Mac operating system. With the installer gone, you lose the opportunity to install the OS on more than one Mac without having to go through the download process again. You also lose out on having an installer that you can use to perform that completely overwrite your startup drive, or having an emergency bootable installer that includes a few useful utilities that can bail you out of an emergency. To overcome these limitations of the installer for OS X or macOS, all you need is a USB drive that contains a bootable copy of the installer.

The steps to create recovery partition in both the Operating Systems have been listed out clearly, and can help you create a backup of your installed software and other programs and applications. This is particularly helpful in case you happen to lose data accidentally, and therefore, it is often advised to create recovery partition on the system hard disk itself.

Click the Partition button in the dialog. 5 Download the installer Once formatting has finished, head to and download the Recovery Disk Assistant. It doesn’t install – just run it from the.dmg archive.

Then just follow the rest of the prompts to start the disk-making process. It could take anywhere from 15 minutes to to 45 minutes to finish, depending on your USB flash drive. If it's more toward the latter, you might get a ' error, but it should still work, (it worked for me). The Less Easy Way: Format & Use Terminal If you're more comfortable with Terminal commands, this is the method for you. Just make sure your USB drive is already formatted correctly before proceeding.

• To set or remove firmware password. • To get help Online using Safari from recovery partition in case of no boot issue. • To recover your data in case of crash or system failure. Why and when should we create a Mac OS X recovery USB drive? Starting from OS X Lion 10.7, Apple stopped shipping DVDs of its operating systems and started offering a built-in recovery partition that is created automatically for you during installation.

(If you’ve already downloaded the installer, the button will say Open instead of Download.) Apple Once the download is complete, the installer will launch automatically. But don’t continue with the installation. Instead, press Command-Q on your keyboard to quit the installer. The Mojave installer app will be in your Applications folder, so you can go there and launch it later to upgrade your Mac to the new operating system. Make a bootable installer drive: The quick way I used a free app called to make the installation drive. There’s another app called, but the instructions below are for Install Disk Creator.

To do this, you’ll need to use the Diskpart command-line utility on Windows. • Open Command Prompt with administrative permissions. • Type the diskpart command and press Enter. • Type the list disk command to view a listing of drives connected to your computer and press Enter. • Type the select disk command followed the number assigned for the USB flash drive (e.g., select disk 4), and press Enter.

Once the download is complete, double-click the file called “RecoveryDiskAssistant.dmg” in your Downloads folder, then drag the resultant Recovery Disk Assistant.app into your Applications folder. Select Drive Insert a USB drive or attach an external hard drive, launch Recovery Disk Assistant (yes, it still has the OS X Lion image), agree to the terms, and wait while external drives are detected.

How To Make A Bootable Usb Recovery Disk Mac Os X

Look for the device name, which usually appears as the drive size followed by the manufacturer's name, such as 16 GB SanDisk Cruzer. Select the drive (not the, which may appear below the drive manufacturer's name), and click the Partition tab. • Use the Volume Scheme drop-down window to select 1 Partition.

So you can see why your help is needed. If everyone who reads this site, who likes it, helps to support it, the future would be much more secure.

• Type the clean command and press Enter. • Type the convert GPT command and press Enter. • Type the create partition primary command and press Enter to complete the task. After converting the USB flash drive from MBR to GPT format, you can use the steps below to create a bootable USB installation media to install Mac OS X. •, which is the software that will make everything happen. TransMac is a paid software, but it has a 15-day trial solution, that give us more than enough time to move the DMG files to the USB drive from Windows. (If you want to support the developer, you can purchase the full version.) • Insert the USB drive that you’ll use to fix your installation of OS X.

This tool also gives you the option to move your recovery drive to the USB drive, deleting it from your system drive. This can help on devices with small amounts of storage, but you’ll need the USB drive to in the future. Windows 7 RELATED: Windows 7 doesn’t allow you to create USB recovery media. You’ll have to on a CD or DVD.

Disable FileVault before proceeding with these instructions — you can enable it again after you have created the recovery disk. Here’s how to create an emergency USB drive: • Connect a hard drive or USB drive to your computer. If the drive is larger than 1 GB, consider partitioning it to make a 1 GB partition for the recovery disk. (If you don’t create a partition, this process will use all of the available space on the drive, no matter how large it is.) • Open the Recovery Disk Assistant application. It’s available for free from. • Accept the license agreement. The Recovery Disk Assistant window appears, as shown below.

However, Apple has decided that macOS Sierra and later will no longer be listed in Mac App Store's Purchased. To download the installer of macOS Sierra, go to. Note: After downloading the Mac OS installer, do not install the OS but quit the installer. Step 2 Get A USB Drive with Sufficient Storage You should have a USB drive with at least 8 GB of storage and insert the USB drive into your Mac. If you need to create a bootable USB drive of macOS High Sierra, 16 GB USB flash drive is suggested. In fact, USB drives with larger storage, like 32 GB to 64 GB, tend to show better performance. IMPORTANT: The contents of the drive will be erased after creating a bootable installer drive.

Restart your computer while holding the Option (Alt) key on your keyboard. Wait until the Startup Manager pops up, then select your new OS X Base System volume (or whatever your bootable drive is called). Alternatively, you can just hold down the C button while starting up to boot directly into the USB drive.

• Right-click on Install OS X Lion (this is the installer you downloaded from the Mac App Store), and select Show Package Contents from the pop-up menu. • Open the Contents folder. • Open the SharedSupport Folder.

Back in the day when we bought OS X on discs, as long as you kept that disc, you always had a bootable installer just in case. Modern, downloadable versions of OS X create a on your drive, but it's always a smart idea to make your own bootable installer drive too. I recommend making one for Yosemite, on an external hard drive or USB thumb drive, for many of the same reasons I recommend: If you want to install Yosemite on multiple Macs, using a bootable installer drive can be more convenient than downloading or copying the entire installer to each computer. If you want to erase the drive on a Mac before installing Yosemite, or start over at any time, you can use a dedicated installer drive to boot that Mac, erase its drive, and then install the OS clean and restore whatever data you need from a backup. And if your Mac is experiencing problems, a bootable installer drive makes a handy emergency disk. Macworld also has bootable-install-drive instructions for,,.

• Use the Restore Disk Image to Drive dialog box to browse for the DMG file with the installation files for Mac OS X Yosemite in this case, and click OK to create a bootable USB of the operating system. Now, you’ll have to wait a long time. It could take one or two hours to complete the process depending on your computer and other variables. Since you're here.I've got a small favor to ask. This is an independent site, and it takes a lot of time and hard work to produce content.

• A bootable installer doesn't download macOS from the Internet, but it does require the Internet to get information specific to your Mac model, such as firmware updates. If you need to connect to a Wi-Fi network, use the Wi-Fi menu in the menu bar. • Select Install macOS (or Install OS X) from the Utilities window, then click Continue and follow the onscreen instructions. For more information about the createinstallmedia command and the arguments that you can use with it, make sure that the macOS installer is in your Applications folder, then enter this path in Terminal: Mojave: /Applications/Install macOS Mojave.app/Contents/Resources/createinstallmedia High Sierra: /Applications/Install macOS High Sierra.app/Contents/Resources/createinstallmedia Sierra: /Applications/Install macOS Sierra.app/Contents/Resources/createinstallmedia El Capitan: /Applications/Install OS X El Capitan.app/Contents/Resources/createinstallmedia.

If you're not sure if you're going to like Yosemite over Mavericks, I would suggest and installing Yosemite there, that way if anything goes wrong, your Mavericks installation will still be untouched. Cover image via Related. Talk about the long way of achieving this!

To install macOS or OS X from USB, you need to create a bootable install USB drive for Mac operating system. This tutorial will introduce you three ways to create bootable USB drive for macOS High Sierra, macOS Sierra, Mac OS X El Capitan, Yosemite, Mavericks and more. • • • Use 'createinstallmedia' Command in Terminal The most recommendable way to create a bootable install USB drive for Mac OS is using 'createinstallmedia' Command with Terminal application. Step 1: Download macOS or OS X The first thing to do is to download the Mac operating system that you need. To install the latest Mac OS, for example, macOS High Sierra, you can search and download the installer from App Store. To download the older Mac OS X version, you can go to App Store > Purchases to download the Mac OS X El Capitan, Yosemite, Mavericks that has been previously downloaded.

People often argue that the space devoted to create recovery partition can instead be used for the storage of files and other important media data. • Manufacturers are not in favor to create recovery partition on CDs as it might lead to unauthorized distribution of preloaded software, as the recovery media is tagged along the computer it came with. • If there is any change in the hardware configuration of the system, users would be required to reinstall their drivers, which might complicate the recovery process if it's being carried out through a disk.

• Click the Options button, select GUID as the Partition Table type, and click OK. • Click the Apply button. • Disk Utility will display a sheet asking if you're sure you want to partition your USB flash drive. Click Partition to continue. • Once Disk Utility finishes formatting and partitioning the USB flash drive, quit Disk Utility. • Open a Finder window and navigate to /Applications/.