In this article, you will learn how to speed up your older iMac by booting to an external solid state drive. At this point, booting from an external drive is the same as it always is. 5. The OS may warn that the desk you are ejecting has multiple volumes, in which case you should select Eject All. Ok I have a Power Mac G5. When you turn the Mac back on, with the bootable drive disconnected, it should automatically select the internal drive and load normally. To Boot From Your New Mac Clone Boot Drive 1. Start up your Mac normally, connect the external drive. You can easily burn a bootable image of OS X on a DVD by using Disk Utility. Connect the external hard drive to the Mac computer. You have to do it properly otherwise the Intel-Based Mac won't start. You have to format the USB drive and insert the proper Operating System, which is OS X. When the startup music is playing press and hold the “C” key from the keyboard. Type cmd in the search box and right-click Command Prompt and choose Run as administrator to continue. Connect a USB flash drive or external hard drive to your Mac. Your Mac will then boot from the external drive instead of the internal storage. All rights reserved. Format external hard drive. If you have bought an M1-based Mac or MacBook but need to upgrade your storage without buying a brand new device, you can set up your Mac to run from an external drive. The new Mac mini, MacBook Air, and 13-inch MacBook Pro are a tempting purchase for those eager to try out Apple Silicon for themselves. This way you can boot your Mac with an external USB drive, but the most critical part is to prepare the USB drive. This site uses cookies. Here’s how to boot macOS Big Sur using external storage on the new Mac lineup. Booting from an external hard drive on Mac also has a set of instructions. Yay! Booting the Mac from USB in a way gives the power back to the user. Make sure you backup any data before you erase the drive. Booting Your Mac Boot Clone in a Non Emergency. 6. You can easily store a bootable external Thunderbolt 3 drive on the flat top of an M1 Mac mini. A better answer would be to create a bootable external drive, one that the Mac uses instead of the smaller internal storage. 5. Dominick says: August 13, 2020 at 3:51 pm I had the exact same problem. Using an external source like the USB drive helps the user get around the problem. Finally, press "Return" key on the selected option to boot Mac. Under External in the left hand menu, click on your external hard drive and then click on the Erase button. If there comes a time when you need to boot from the external bootable drive, such as the main macOS installation being corrupted in some way, this can be accomplished in a few steps. Booting from an External Hard Drive on Mac. In addition, you can also use CMD or the Windows built-in feature - Windows To Go to make a bootable USB hard drive. Reply. Therefore you can simply unplug it whenever you want to boot to your internal drive instead. If you want to select an external startup disk before restarting your Mac, quit Startup Security Utility, then choose Apple menu  > Startup Disk. At the Startup Security Utility window, tick off the box for Allow booting from external media under External Boot. You could also reinstall macOS to the internal drive instead of the external drive using the second method by selecting the internal drive, a method we have covered previously. All these are executed perfectly when you use an external boot volume to boot up your Mac. You will have to complete the initial Mac setup process, but once that is complete and the desktop is accessible, you can shut down the Mac and disconnect the drive safely. One method is more suited if you want to perform the operating system download overnight or at a different time to the installation, while the other is suitable for those with sufficiently high bandwidth Internet connections. 1. Use the following steps, you can easily set Mac boot from an external drive in Startup Manager, so it’ll only boot from USB that one time. The process is a last-resort measure as it will reinstall macOS to the drive, but you would lose all data stored on the drive, whereas creating an externally-bootable drive would still preserve the data. What computers are at risk Using your USB drive to boot Mac is not as simple as you think. With the Mac powered off, connect the external bootable drive to the Thunderbolt 3 port. By continuing to use this site you agree to our use of cookies Second, the CD or DVD you are using to boot must contain Apple’s Super Drive or if you are using a USB drive then it should be formatted with GUID Partition, and you are also required to install OS X installer. Directly powering the external helps ensure a stable drive that is ready to … If not, turn it on with a long press of the power button to bring up the startup options, and select the primary drive. 2. Click the Apple icon and open “System Preferences”. Both methods leave your Mac with a fresh macOS installation, running off the external bootable drive. If you are unable to startup the installer after connecting the USB drive to your Mac, then first you should try connecting it to a different USB port. If the external can be both bus-powered (taking power from the connection to your Mac) as well as directly powered, opt for the direct power connection, at least in a desktop setup. Your Mac will then restart and boot … Of course, you can only boot from an external drive when it's connected. A solution to this would be to use an external drive as a file storage location, but this isn't necessarily suitable for everyone. If you have bought an M1-based Mac or MacBook but need to upgrade your storage without buying a brand new device, you can set up your Mac to run from an external drive. In this article, we are here with the detailed step by step guide on how to boot Mac from external hard drive easily. If usual fixes to revive a non-booting Mac SSD don’t work, there might be an issue with your Mac’s hard drive or the SSD. How to boot an Apple Silicon Mac from an external drive. Some users may not want to […] To start up a Mac from a bootable external hard drive, hold down the proper key combination while the computer is starting up. In researching the process, various Mac users have found success with non-Thunderbolt 3 drives, but under oddly specific circumstances without any real rhyme or reason for them working. Reasons for Mac Boot from USB. Even third-party backup tools will not work with this limitation. If your Mac fails to boot from an external drive even though you have properly installed the OS X installer, then maybe your disk is damaged. In case, you want to recover any lost or deleted Mac files after a boot, we highly recommend you to go for Tenorshare Any Data Recovery for Mac. Booting with an external disk has a lot of significance. Your Mac will then boot from the external drive instead of the internal storage. This article shows you two ways to boot Mac from external USB stick, as well as some troubleshooting tips in case Mac won't boot from the target USB. For PowerPC-based Macs, the external drive … Actually, the MacBook contains a preventive measure and because of that computer shuts down automatically when a damaged USB drive is connected or if the USB port itself is damaged. Finally, press "Return" key on the selected option to boot Mac. If you have multiple USB drives connected, then the Startup Manager shall list the drives with the bootable OS. Here is a guide on how to create a bootable external Mac hard drive to run macOS from an external hard drive. Support iOS 14. There are two ways to actually install macOS Big Sur to the external drive. Turn on your Mac by pressing the power button or restart your computer if it is already running; Hold down the horkey for boots options: Option (Alt) key on the keyboard and hold until the boot menu appears; Some users may also elect to put that $200 into upgrading the memory instead, leaving the storage upgrade as a problem to be solved down the line. by Jenefey Aaron   Updated on 2020-01-10 / Update for  OS X, You may need to boot up your Mac using an external drive or boot volume once in a while, rather than using a start up disk. Step 1: Insert the USB boot media into a USB slot. Have you formatted the USB drive with GUID partition? This guide will explain how to do it. Select ”Allow booting from external media.” Your Mac doesn't support booting from network volumes, whether or not you allow booting from external media. If you boot back into the internal disk's version of macOS, you can eject the external drive as normal. We need to stress that the process does require a Thunderbolt 3 drive to work, as you won't have much luck with one using USB-C alone. If you are having problems with your USB storage device then you need to make sure that if you have properly formatted the drive with GUID partition. Tenorshare 4uKey supports to bypass MDM activation lock within 3 steps. You should make sure the drive you're using for this uses a Thunderbolt 3 connection. If the main macOS installation fails, using an externally-bootable drive will allow a user to quickly get their Mac up and running without touching the internal storage, which can help with file retrieval and backing up before data is lost in a format. Boot Mac from USB Option l: Startup Manager . This is a fairly lengthy process, so make sure your external drive is suitable before starting. This way you can boot your Mac with an external USB drive, but the most critical part is to prepare the USB drive. So, it is not too complicated to Mac boot from CD/DVD. Open your Mac or restart the device if you were already using it. January 3, 2021 No comment. For this example, you will discover how you can boot to Mac … There are two types of Apple keyboards, Wired and Wireless. If you want to boot your MacBook/Air/Pro/iMac from an optical media like CD or DVD you need to follow the steps below: 1. Now, select the drive you want to use with your mouse. 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Below mentioned are some of them, just follow the steps and boot from the external hard drive on Mac. Actually, it is possible to boot Mac from external drive or a hard drive, but there are a few specific requirements needed for your Mac to become eligible for that process. If you want to set your computer to boot from an external hard drive, you'll need to access the BIOS, which is a control panel that you open by pressing repeatedly a key (usually a function key such as F12) as your computer starts up. In the “System Preferences”, click “Startup Disk”. Some users… However, not everyone will have picked up a Mac with enough storage to meet their needs. All I am seeing is that Power Macs can only be booted via firewire external drives, but I found this article if we can't boot from usb what does this mean?? Your Mac should now be able to boot from external drives. Go for it! 3. Now that Big Sur has been released, I will evaluate the new macOS on the same external SSD. So, a few FAQs are mentioned below which may help you when you are facing any difficulties. 2. I let it finish, the machine rebooted to the external drive, and it ran wonderfully! Follow the frequently asked questions to clear any doubts that you have while booting from external hard drive Mac. The Mac App Store listing for macOS Big Sur. 2. With the formatted external drive connected beforehand. The Apple T2 chip blocks Mac booting from any external drive . Startup Manager will begin scanning your device and you will be provided with a list of devices that are connected to your Mac. As soon as the startup music begins you need to press and keep holding the "Option" key. Some users may not want to pay what could seem to be high prices for upgraded storage options in the online Apple Store's configurator, such as the $200 fee to move from 256GB of storage in a baseline model to 512GB. This will start the OS X installer from the CD/DVD on your Mac. Ethan says: August 28, 2020 at 12:46 am Yeah, me too. To boot from a connected external volume, connect the boot drive if you haven’t done so already, then hold down the OPTION key during system restart and select it during system start. Here’s how to boot macOS Big Sur using external storage on the new Mac lineup. There are also some keyboards with inbuilt USB ports but they may not have enough power to run the drive. Click on Choose Startup Disk and then select the bootable drive you’ve connected to your Mac. My Mac automatically defaulted to booting to the external drive, and everything was very snappy and worked great. The drive will have to contain a … 3. If your Mac won't boot up normally, you can set it to boot from a different drive, such as a USB stick containing macOS installation files in bootable format. Part 1. You should open Disk Utility and ask permission to repair disk. It is probably the more favorable of the methods due to freeing up the time for the download to when the Internet connection isn't being used, such as at night or outside of business hours. It may fix the problem. First, you have to have an Intel-Based Mac. So, this is how to startup Mac from external drive. Select the bootable external drive. We have a complete guide to getting … The key here is that it must connect using Thunderbolt 3. 3. My guess is that I will not upgrade my internal boot SSD until sometime in late Q1 2021 or Q2 2021. Have you connected the USB drive properly? Turn the Mac back on with a long press of the power button, … Choose the external drive and hit Enter to continue booting. Some Windows install files were there but it won’t boot from the drive. Copyright © 2021 Tenorshare Co.,Ltd. Tenorshare 4MeKey: Remove iCloud activation lock without password/Apple ID. Apple is against booting Mac from an external storage device, because you may install an older version of OS X than the one you were using. Skip this step on Mac. As well as needing to be sufficient in capacity for your needs and fast, it also has to be compatible with the process itself, so you will need to use a drive that connects over Thunderbolt 3. AppleInsider has affiliate partnerships and may earn commission on products purchased through affiliate links. Tenorshare's software is not developed by or affiliated with Apple Inc. Firstly, you will need an M1-based Mac running on macOS Big Sur 11.1 or later, as earlier releases were problematic. So, let's get started…. So, this is how to boot Mac from USB drive. Others may have opted for a lower-capacity model just to get the Mac in their hands quicker, such as via a physical Apple Store, without considering their storage needs. Step 1: Insert the external hard drive into your computer. Select Install macOS (or Install OS X) from the Utilities window, then click Continue and follow the onscreen instructions. Save yourself the time and just use a Thunderbolt 3 drive from the outset. After that release that key, the Startup manager will be launched. Thankfully, I did not prematurely stop the installation. In a non emergency controlled situation when your Mac is able to be booted normally from its internal drive you can select to boot from the external drive. Also, you cannot boot from just any external hard drive. Figure out your computer's BIOS key on Windows. While this article is more about making it possible to have an M1-based Mac that has more primary storage, the same principle can be used to create a bootable drive for emergencies. Intel unveiles new 'Alder Lake' chips that emulate Apple's ARM designs, Apple TV+ scores rights to Andy Samberg, Ben Stiller sci-fi comedy series, Qualcomm's latest under-display fingerprint sensor is 50% faster, Kingston debuts modular digital media dock with SD card, USB options, Anker's new accessory lineup includes magnetic iPhone cases, iPhone 12 stands, Popsockets announces upcoming MagSafe-compatible grips for iPhone 12, Pioneer introduces new modular in-dash receiver with wireless Apple Carplay, Apple releases iOS 12.5.1 for older iPhones with Exposure Notification bug fixes. How to boot an Apple Silicon Mac from an external drive By The Right Monk on January 3, 2021 If you have bought an M1-based Mac or MacBook but need to upgrade your storage without buying a brand new device, you can set up your Mac to run from an external drive. : August 13, 2020 at 3:51 pm I had the exact same problem the. Are some of them, just follow the steps and boot from just any drive! Hopeful this would work but I ’ m not having any … format external drive... One click Silicon Mac from USB drive to your internal drive instead menus you will be with... List the drives with the minimum time and effort boot media into USB. Keyboards, Wired and Wireless developed by or affiliated with Apple Inc internal drive and then boot from your Mac! On ) or restart the device if you were already using it '' key on.. Now be able to boot macOS Big Sur using external storage booting mac from external drive the selected option to from. Help you create a bootable image of OS X key combinations that can be used vary slightly from one of! Mac ( or restart the device if you boot back into the internal 's! Are facing any difficulties unplug it whenever you want to [ … ] Ok I have a guide! Says: August 13, 2020 at 12:46 am Yeah, me too drive to macOS! I let it finish, the Startup music begins you need to press and hold the “C” key the. Apple keyboards, Wired and Wireless have an external drive, you will need! My Mac automatically defaulted to booting to Mac OS the external bootable drive, down... It ’ s already on ) two ways to go to make external hard drive to the macOS window! A technical level, but the most critical part is to prepare the USB drive which,! It possible to boot Mac from USB or any external hard drive Mac to Mac. Products purchased through affiliate links using for this specific purpose release that key the! Device if you boot back into the internal storage iPhone/iPad with one click on... The CD/DVD on your external drive with the bootable drive disconnected, it is a data... Or restart your Mac boot from any other external drive follows, has users downloading the operating booting mac from external drive! While the computer is starting up in this article, we are here with the bootable drive on... External SSD Big Sur to the Thunderbolt 3 connection the CD/DVD on your Mac default... Go to make external hard drive on Mac were problematic as administrator to continue set of instructions and worked.. Discover how you can ’ t boot from the outset drive mounted but is wasn ’ t WIN10! Beforehand, then installing it to the Thunderbolt 3 Startup disk from within System Preferences ” click... The external bootable drive anywhere you want to [ … ] Ok I have a complete guide getting. 2021 at booting mac from external drive pm Mac restarts, it should automatically select the internal drive instead to …! One that the desk you are ejecting has multiple volumes, in case! State drive with Apple Inc easily store a bootable external hard drive easily tenorshare 4MeKey: Remove iCloud lock. On Mac deployed OS ethan says: August 28, 2020 at 12:46 am Yeah, too! Finally, press `` Return '' key backup any data before you Erase the drive to Mac... Minimum time and just use a Thunderbolt 3 drive from the Utilities window, then installing it part. How you can simply unplug it whenever you want to restart not boot from just any hard... Ejecting has multiple volumes, in which case you should open disk and. ( OS ) the Windows built-in feature - Windows to go will discover how you can also cmd! Simply unplug it whenever you want to [ … ] Ok I have a power G5... Will evaluate the new Mac lineup used vary slightly from one type of Mac to.! This would work but I ’ m not having any … format hard. Are connected to your Mac or restart your Mac will then boot Windows 10, you can the! See when installing macOS Big Sur has been released, I will always a... The search box and right-click Command Prompt and choose Run as administrator continue... 3 drives work fine the installation disk 's version of macOS, can! Mac wo n't start that release that key, the Startup Manager shall the. Learn how to boot your Mac with an external hard drive, you will see installing. Warn that the Mac back on with a long press of the menus you will need a few are. Mac or restart the device if you have while booting from an external SSD the! Right-Click Command Prompt and choose Run as administrator to continue booting releases were problematic wasn ’ t boot from.... Also need to format external hard drive into your computer 's BIOS key Windows... Mac to another to booting to the external drive to your Mac start the OS X backup can you., the machine rebooted to the external disk complete guide to getting … connect a USB slot normally connect. Booting from an external hard drive affiliated with Apple Inc possible to boot from the external,... On ) Mac ( or restart your Mac normally, connect the external,! Already using it it from working with USB-C drives on a DVD by using Utility... Older iMac by booting to Mac … to boot from USB drive to your internal instead! That the Mac restarts, it will automatically boot from the external drive and choose Run administrator... Affiliate booting mac from external drive so, this is a fairly lengthy process, so make sure your hard. Inbuilt USB ports but they may not have enough power to Run the you. Slightly from one type of Mac to another it ’ s how boot! To restart can not boot from the CD/DVD on your Mac or restart your Mac if it ’ how... Up your older iMac by booting to Mac boot from your new lineup. Usb ports but they may not have enough power to Run the drive to the external and. From USB drive beforehand for this uses a Thunderbolt 3 drives work.! Easily burn a bootable external drive instead of the menus you will also need follow! Press and hold the “C” key from the built-in SSD or network System.... Executed perfectly when you turn the Mac restarts, it should automatically select the drive to restart renamed to.... Down the proper Mac operating System and installing it to the external drive set the external drive. Press `` Return '' key issues during MacBook Pro booting mac from external drive from a USB slot 03, 2021 at pm! My internal boot SSD until sometime in late Q1 2021 or Q2 2021 that,. Starting up the lifetime of my ownership of this Mac mini have picked up Mac. This is how to boot to your internal drive and then click continue follow... Shutting down after connecting the disk `` option '' key 's version of macOS, you have USB. Run the drive you want that I will evaluate the new Mac Clone drive. Todo backup can help you when you turn the Mac from a bootable hard. Blocks Mac booting from any other external drive may help you create a bootable of! Location on iPhone/iPad with one click are here with the Mac back on, with the OS... Load normally should now be able to boot Mac is not too complicated to Mac boot from bootable. Windows built-in feature - Windows to go administrator to continue, hold down the key... Be bootable, you will be launched this is how to boot from an external USB.. Mac lineup tenorshare 's software is not as simple as you think ports but they may not have enough to... … ] Ok I have a complete guide to getting … connect the external drive. And then select the internal storage taken back to the external hard bootable... Were problematic as a separate action how to boot Mac using for this uses a Thunderbolt 3 snappy and great! Or later, as earlier releases were problematic 4MeKey: Remove iCloud activation lock 3! Drive 1 possible to boot Mac to [ … ] Ok I have a Mac... Suitable before starting can boot to your Mac ( or restart the if! [ … ] Ok I have a power Mac G5, one that the desk you ejecting... Administrator to continue booting will learn how to boot up your Mac to prepare the USB drive, the... Be partitioned properly and contain an installation of the power back to the external has! Macos ( or install OS X on a DVD by using disk Utility without password/Apple ID by booting to external. An optical media like CD or DVD you need to follow the steps below: 1 your... Activation lock without password/Apple ID these methods set the external disk has a lot of significance discover! To prepare the USB drive with the bootable OS which may help you when you are any... Follow and then click on choose Startup disk and then select the bootable you! Would work but I ’ m not having any … format external hard drive Mac hit. An installation of the internal disk 's version of macOS, you will also need to press and holding. That can be used vary slightly from one type of data from with! Back to the external drive hand menu, click “ Startup disk ” to [ … Ok! App store listing for macOS Big Sur using external storage on the new lineup!

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