After renaming the drive, you can turn off your computer. Again, formatting a drive will erase it completely, so make sure you have everything backed up that you want to keep. Macbook, macbook air, and macbook pro models with usb c ports require a usb c to usb adapter sold separately to use apple usb superdrive. In the new command line window that opens, to determine the usb flash drive number or drive letter, at the. The mac will then bring up a macos utilities window. This method works perfectly for my mac mini g4, ibook g4, and imac g4. If youre currently running macos mojave, click this link to find the mojave installer in. Howto boot apple powerpcs from a usb drive in open firmware. System preferencesstartup disk with the usb stick plugged in select it from there. It can take about 20 minutes to format and set up the usb installer on the mac. Sep 14, 2015 how to start up your mac from an external usb storage device if your usb thumb drive, usbbased external disk or flash storage contains a usable operating system or an os x installer, you can select it at boot time using os xs builtin feature called startup manager, which can be invoked via a simple keystroke. Plug the usb drive into one of the macbook airs usb ports. If the usb boot option is not first in the boot order, your pc will start normally i. Getting your mac to load from a usb drive is fairly straightforward.
The usb flash drive needs to be formatted to accept the windows software that boot camp assistant will download and install. Open app store on your mac and search for the latest macos version. This works for usb drives including the ninjastik for 2018 to 2020 macs with the secure boot t2 chip, see the 2020 macbook pro boot from usb instructions a startup disk is a volume or partition of a drive that contains a bootable operating system. How to boot your mac from a usb bootable device youtube. Jul 31, 2018 the machine will start to boot from the usb drive. Mar 12, 2020 connect the usb flash drive or other volume that youre using for the bootable installer.
If you see a message that your security settings do not allow this mac to use an external startup disk, check the external boot setting in startup security utility. Bootable optical media cd or dvd on macs equipped with apples super drive or a usb thumb drive formatted with a guid partition type and. Starting with os x lion, apple did away with dvds and other media as a method of installing software and switched to a download model instead. Mar 25, 2019 can i install mojave on this drive and boot from it. When you use startup disk preferences to set mac boot from an external drive, so itll boot from that disk until you choose a different one. How to make your mac boot from usb drive recoverit.
How to install macos on a usb drive make tech easier. Open terminal, which is in the utilities folder of your applications folder. How to create a bootable macos high sierra installer drive. If youre using a keyboard made for a pc, such as a keyboard with a windows logo, try a keyboard made for mac. How to select a different startup disk apple support. Im going to take you through a quick run through on how to boot. Usually the boot screen will show you what key to press like below. The content of the usb drive will be overwritten and replaced with the clone of the boot drive. You set your mac or macbook which disk to start up from when more than one startup disk is connected. How to create a bootable installer for macos apple support. Or use the os x installation disc that came with your machine or buy a new one to boot up and install os x on your macs hard drive.
We officially recommend running data recovery on your startup disk only when your mac is booted from a different drive, using external. When boot camp assistant is done, the usb drive will be renamed to. In the screenshot below, the drive is formatted with the exfat file system. The startup manager is used to boot from a different drive from the default. Plugged in the flash drive, booted into open firmware, and typed this. Plug in your bootable usb device and boot up your 2018 2019 macbook pro from usb, hold the command. Select your boot drive as the source for the clone.
External boot to allow booting from external media. Boot the machine to internet recovery and use disk utility to wipe the drive. How to start up your mac from a bootable cddvd, usb thumb. To boot from the mojave installer usb drive you must select that boot disk from the startup menu during system boot, you can do that by hold down option key during system start of the mac and you can select the mojave installer drive from the boot menu. I just simply tried a couple of things that worked. The macbook air superdrive has unique firmware which prevents it from being properly recognized as a plug and play optical usb drive by windows. If you have another startup disk with a compatible operating system, your mac.
If you have a usb drive larger than 1 gb, you can create a 1. The flash drive needs to be formatted for use on windows. Reasons for mac boot from usb booting the mac from usb in a way gives the power back to the user. That way, when you have an external disc inserted, your machine will boot from it. The likeliest of the reason for choosing the boot from usb method is that your mac wont start which denies the user access to the computer. Fortunately, you have several options available to you. Click on the usb drive from the lefthand menu and select the partition tab 4. For example, if usb drive is above hard drive in your boot order, your computer will try the usb drive and, if its not connected or no operating system is present, itll then boot from the hard drive. How to create a bootable macos high sierra installer drive put the macos high sierra installer on an external usb thumb drive or hard drive and use it to install the operating system on a mac. Ian knighton cnet its easy to get intimidated when you hear terms like bootable usb or. Created a bootable usb drive using createinstallmedia as explained in apples documentation and it went well. Alternatively, you can set your computer to always check for a bootable cd or usb drive and change the boot order. For mac users, we recommend visiting apples support page on usb boot media.
Make sure that it has at least 12gb of available storage. If youre using boot camp to start up from microsoft windows, set startup disk preferences to start up from macos instead. After the usb flash drive is inserted into the usb port, press the power button for your machine or restart if the computer is running. To boot ubuntu from usb media, the process is very similar to the windows instructions above. As usual, apple no longer supply a bootable usb flash drive with latest os x releases including the new os x catalina. Feb 03, 2018 the os on my mac recently stopped working and in order to fix the issue i needed to use a bootable usb drive to reinstall the os. This will bring you to the boot device selection interface. This is because apples startup manager, summoned by holding the optionalt. This way you can boot your mac with an external usb drive, but the most critical part is to prepare the usb drive. Search for macos mojave and click on the get button.
You can then use the macbook air superdrive with your windows pc. Fortunately, apple provides the drivers for running windows on a mac, as part of its bootcamp software. How to boot from usb on mac, windows or linux acronis. This works for usb drives including the ninjastik for 2018 to 2020 macs with the secure boot t2 chip, see the 2020 macbook pro boot from usb instructions. How to make a bootable macos mojave installer drive.
Cddvd drives are disappearing from computers, leaving usb storage as the only option when reinstalling an operating system. The apple usb superdrive is compatible with mac models from 2008 and later that dont have a builtin optical drive. Chances are, the mac with the disk, where the data was lost, will be able to start from the boot drive created. How to create a bootable macos catalina installer on a usb. Can i install mojave on this drive and boot from it. Developed by intel in collaboration with apple, thunderbolt technology transmits data and display signals in both directions at the same time using the same cable. How to create a windows 10 installer usb drive from a mac. How to make a bootable macos sierra usb install drive. The best thing to do is download it once and create a bootable install usb drive from the file for all of your macs.
How to start up your mac from an external usb storage device if your usb thumb drive, usbbased external disk or flash storage contains a usable operating system or an os x installer, you can select it at boot time using os xs builtin feature called startup manager, which can be invoked via a simple keystroke. Using this tutorial you will be able to create your very own bootable usb. How to create a bootable macos catalina installer on a usb drive. An awesome member of our community made this guide. And if your mac is experiencing problems, a bootable installer drive makes a handy emergency disk. Click the lock and enter your administrator password. Insert the usb drive into the mac and launch disk utility. How to boot a macbook air from a usb external drive. How to create a bootable usb drive ifixit repair guide.
You can also read the manual for your motherboard to see what specific. Apple advises against booting from external storage containing a version of mac os x earlier than the one your mac shipped with. How to boot an imac from a usb flash drive apple community. How to boot a mac from usb drive with pictures wikihow. It is the only way to boot the machine from anything but the hard disk or the cdrom. The os on my mac recently stopped working and in order to fix the issue i needed to use a bootable usb drive to reinstall the os. Set your usb drive as the target for the cloning operation. How to start up your mac from a bootable cddvd, usb thumb drive. Its always possible the usb installer drive was not created properly as well, be sure the. Macbook, macbook air, and macbook pro models with usbc ports require a usbc to usb adapter sold separately to use apple usb superdrive.
The bios on most computers list the usb boot option as usb or removable devices but some confusingly list it as a hard drive option, so be sure to. A startup disk is a volume or partition of a drive that contains a bootable operating system. If you have multiple usb drives connected, then the startup manager shall list the drives with the bootable os. So read on to find out to make your mac boot from a usb drive. The process of preparing the usb flash drive will delete any data contained on the flash drive. If you want to use a different file system on your usb drive, youll need to format it.
Disk drill 3 is now capable of creating your own bootable mac os x usb drives for data recovery. Ian knighton cnet its easy to get intimidated when you hear terms like bootable usb or media creation tool. How to choose a startup disk on your mac to boot from usb. In order to create a bootable usb drive for mac, you need download mac os installer. Some older g3 models can access open firmware via an external terminal. Type or paste one of the following commands in terminal. Sep 26, 2018 to boot from the mojave installer usb drive you must select that boot disk from the startup menu during system boot, you can do that by hold down option key during system start of the mac and you can select the mojave installer drive from the boot menu. The process is fairly painless and, if you have a bit of time and patience you. When its done, insert your usb drive into any mac, then launch the installer by holding down the option key when you boot up your computer. How to boot from a usb device flash drive or ext hdd. Finally, press return key on the selected option to boot mac.
How to create a bootable install usb drive of mac os x 10. Macworld also has bootableinstalldrive instructions for mavericks os x 10. Since youre trying to boot killdisk, im guessing you want to destroy the drive for the purposes of selling or junking the laptop. Choose apple menu system preferences, then click startup disk. Common problems and fixes when boot mac from external drive. This will make it easier to recognize the drive when attempting to boot from it. These steps are intended to be from taken from windows, however you could download the boot camp support software on a mac and then transfer the zip file to windows through usb, networking, or your method of choice if need be, or you could just extract the \bootcamp\drivers. Connect the usb flash drive or other volume that youre using for the bootable installer. How to create a bootable usb to install os x techrepublic. If you have one of these, you need an external terminal or another pc that. It works on any machine, from a macbook pro to an old imac.
When powering up the mac immediately after pressing the power button, press and hold down the option key. Upon restart, i started clicking intermittently on the option key instead of keeping it pressed and that got me the options menu to restart either from the usb drive, the cloud, etc. Here are the steps i took to create the bootable usb drive i have a mid2014 macbook pro with retina display. To create your own mac os x recovery usb drive, all you need is a 1gb or larger usb drive. Or use optiond to start up to this utility over the internet. May, 2017 was trying to boot my g5 from a usb flash drive earlier today. First list all your device and identify your usb drive. Bootable optical media cd or dvd on macs equipped with apple s super drive or a usb thumb drive formatted with a guid partition type and containing an os x installer or a usable operating system. Make sure that it has at least 12gb of available storage and is formatted as mac os extended. How to make your mac boot from a usb drive makeuseof. The tricky part is that the virtualbox process can only readwrite files owned by the current user you are logged with. Remember, app store will only have the latest version which is macos mojave at this point when we write this article. Was trying to boot my g5 from a usb flash drive earlier today.
Start up from a netboot server, if your mac supports network startup volumes. After you make your purchase on the apple online store or within an apple retail store contact your bank to see what options may be available to. Jul 05, 2017 in the screenshot below, the drive is formatted with the exfat file system. Go to apple menu system preference, then click startup disk. Download the relevant macos or os x installer from apple, then use terminal to create a usb installer you can boot up from. F11 displayed for boot menu when you see the option available like below the key to press for boot menu will vary per motherboard. Howto boot apple powerpcs from a usb drive in open. Have a usb boot drive handy should you ever need to reinstall windows 10 on your pc. Even so, its still easy to create a usb installation disk for os x lion if you want to install lion on a freshly formatted hard drive, if youre in an emergency booting situation, or if you need to repair your macs hard drive. Using from an external source like the usb drive helps the user get around the problem. To use the default boot image on the server, hold down optionn instead. Confirm the bios boot sequence lists the usb drive first, or make that change as needed.
822 331 400 903 725 879 1526 1116 1454 1275 558 195 165 833 1280 845 1584 424 906 911 1404 1095 732 662 896 566 766 514 260 344 521 778 1107 708 69 573 610