Are you constantly getting error messages like 'There is not enough space available on disk' whenever using Boot Camp Assistant to create a bootable Windows 10 USB on your Mac? If you are a Mac user, you know that installing Windows 10 isn't as straightforward as many people may think and Boot Camp Assistant can be a challenge especially when creating a bootable Windows USB installation USB.
Dec 10, 2019 Open Boot Camp Assistant, which is in the Utilities folder of your Applications folder. Then follow the onscreen instructions. If you're asked to insert a USB drive, plug your USB flash drive into your Mac. Boot Camp Assistant will use it to create a bootable USB drive for Windows installation. Dec 26, 2019 For Mac users, “your bootable usb drive could not be created” is a notorious and dreaded alert during Windows installation. The best way to get the job done is to use Boot Camp Assistant as long as you meet system requirements and then pay for Windows. However, without enough space on hard disk, the process cannot be completed.
Fortunately, I got some tips for you. In this article, I will show the common fix this issue and recommend a good alternative to Boot Camp Assistant if it fails again.
Why Making a Bootable Windows 10 USB on Mac ?
When you have a bootable Windows USB, you can easily conduct repairs or make installations on Windows-based computers. It will give you a portable installation drive, and you can access it wherever you are, simply by saving it to a USB flash drive with enough space for the right Windows ISO file.
When you create a bootable USB like this, you will benefit from its portability, convenience, and speed. This is why it is a great option for IT administrators who work daily in a Windows environment. It will come into handy whenever a user faces a repair-related or installation problem.
How to Create Windows 10 Install USB via Boot Camp Assistant
You can actually create bootable USB installer on your own and ditch the FAT32 altogether. If you can pull this off (I will show you how), you can easily let macOS do the partitioning for you while you sit back and relax.
Step 1: Download everything that you need including a legitimate copy of Windows and Apple's drivers.
Step 2: Launch the Disk Utility and insert the USB drive.
Step 3: Mount the downloaded Windows ISO by double-clicking. Click and then drag to select the files you installed and copy them. Again, copy WindowsSupport folder to the root directory in the USB installer. Now your Windows 10 USB installation is ready.
Step 4: Once again launch the Boot Camp Assistant and click on Continue. On the next screen, assign the space to Windows partition. Click on Divide Equally and then click continue for the process to start. Input administrator password and then it will restart to begin Windows installer.
Your Mac will restart a few times before it installs all the drivers. Once you've successfully rebooted Windows, everything will work as expected.
How to Fix 'There is not enough space available on this disk' Error
You might come across this error when creating a bootable Windows 10 USB on Mac. It never appears on previous Windows version because the installation ISO is smaller than 4G. Mostly, this error pops up when using the Windows 10 ISO with October Update. Here are the common fix to get it solved.
Fix 1: Download Windows 10 original ISO instead of ISO files with updates.
Fix 2: Format the USB to FAT 32 or exFAT (Mojave).
Best Boot Camp Assistant Alternative to Create Windows 10 Install USB
Most users opt for UUByte ISO Editor to create bootable media and burning ISO files if Boot Camp Assistant failed. It gives them the flexibility to be able to change their burn settings and choose their storage medium. It can be used in both UEFI boot and legacy BIOS schemes as well as with multiple file systems.
The most important features are the high burn success rate and the simple UI that allows even novice users to quickly burn bootable ISO file to an USB flash drive. These features have made UUByte ISO Editor extremely popular among both Windows and Mac users around the world. In a matter of a few steps, anyone can create a bootable USB drive for Windows 10/8/7. The process has been described in details below:
Step 1: Install UUByte ISO Editor on Mac
Download the UUByte ISO Editor into your Mac Computer. Once you have completed the task, type the password before you open the application in order to authorize the permission.
Step 2: Insert USB into Mac
Plug in the USB flash drive into the Mac. The application home page will show multiple options as you launch the software. By clicking on 'Burn,' you will be creating the bootable disk.
Step 3: Create Bootable Windows 10 USB on Mac
Now in the next Window, you need to add the Windows ISO to the program by clicking the Browse button at the top. Select the Windows 10 ISO file and then choose the appropriate storage medium. Click on the 'Burn' button and wait for a few moments to create the bootable drive. You can start using it for installing Windows afterwards.
The good thing about this application is that there are no 'Advanced' settings to confuse the user and no additional tools needed to complete the task. The software does the formatting on its own and does not require the users to complete complex and lengthy tasks.
Conclusion:
The best tools are those that help people to fix problems with minimal effort. UUByte ISO Editor is wildly popular among Mac users. It has a high rate of burn success, and the UI is simple, making it possible even for the novice users to make bootable ISO files quickly to a USB flash drive or a disc.
Summary
When your USB flash drive doesn't show up on Mac, the causes are various, including USB port issue, USB drive corruption or internal errors. Effective solutions toward this problem are available in two parts on this page: 1. Fix 'USB isn't showing up' issue; 2. Restore files with EaseUS Mac data recovery software if the USB flash drive becomes inaccessible. Check out and follow to repair your USB flash drive to function normally again.
If your external hard drive, flash drive, or SD card, etc. devices are not showing up on Mac, don't worry. This page covers two parts of effective solutions to resolve USB flash drive not showing up on Mac issue. Follow through this page to get rid of this issue on your device without losing any data now:
'Hi, I have tried a number of ways to connect my USB drive to my Mac but none have worked. My Mac just doesn't show any signal of the drive. I have important files on the drive and additionally would like to use USB on my Mac in the future. Please help me to get the missing USB flash drive to show up. Thanks in advance!'
Part 1. Fix USB Flash Drive Not Showing Up on Mac
We collected several fixes for you to try and make your USB flash drive detected by Mac computer.
Fix 1. Make Mac computer detect the USB
Step 1: Go to Applications > Utilities > System Information.
Step 2: Check if the system detects the USB drive.
Step 3: Click 'USB' on the left panel, and check the USB flash drive information.
If you don't see your USB drive listed here, unplug it, disconnecting the drive, and plug it into another USB port or a new external USB hub.
Step 4: Reset USB ports on Mac:
If this doesn't work, move on to try the following options.
Fix 2. Check the Finder Preference
Step 1: Click 'Finder' and select 'Preference'.
Step 2: Go to the 'Genernal' tab, under 'Show these items on desktop', make sure External disks is checked.
Step 3: Click on 'Sidebar',check 'External disks' is checked under 'Devices'.
Fix 3. Repair USB flash drive with First Aid if it doesn't show up
Step 1: Go to Applications > Utilities > Disk Utility.
Step 3: Select the USB drive and click 'Unmount' at the top toolbar, unplug the USB and plug it back in 10-15 seconds.
Fix 4. Check and fix errors in USB with Terminal
Step 1: Open Terminal in Utilities, type:diskutil list and press Return.
Step 2: Find the disk number of your USB flash drive, type: diskutil info disk2 and press Return. (Replace 2 with the disk number of your USB flash drive.)
Step 3: Type: diskutil eject disk 2 and press Return.
Step 4: Type: diskutil list and press Return.When the USB disappear from the Terminal list, close the window.
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Step 5: Close Terminal and open Console to inspect your drive errors.
Step 6: Click 'Errors and Faults' to check if there are any errors.
After that, your USB will be detected and work again after the operations above. There, you can open the USB, check and use all existing files on the drive again.
Notice: Mostly, when USB flash drive cannot be detected by Mac computer, data on the USB flash drive may not be able to survive from this disaster. Also, some of the above solutions (Fix 3 and Fix 4) may also cause file loss when you apply to fix this error without awareness. For example, USB drive becomes inaccessible or files disappear.
If you are having file loss issue on the USB flash drive, follow Part 2 and you'll find a perfect data recovery resolution on USB flash drive.
Part 2. Restore Data from USB Flash Drive
If Mac computer can read the USB drive but is unable to open the drive or the device got formatted, the data is still recoverable. You can search free Mac data recovery software online and test each recommended tool for a try.
Mac Boot Camp No Usb Drivers
Or, you can also catch a time-saving option here - to apply EaseUS Data Recovery Wizard for Mac Free Edition for an aid. This tool recovers photos, videos, documents, and music from your Mac hard drive and external storage devices in only three steps.
Bootcamp No Usb
Step 1. Correctly connect your USB flash drive to your Mac. Launch EaseUS Data Recovery Wizard for Mac. Start selecting the flash drive and click Scan to let the software search lost files on it.
Step 2. After quick scan and deep scan, all files will be presented in the left pane in the scan results.
Bootcamp With Usb
Step 3. Select files you want to recover and click Recover Now button. Don't save the recoverable files to the USB drive itself in case of data overwriting.
Macbook Boot Usb Drive
If you still have problems, feel free to contact us and ask for further assistance by emailing us: [email protected].
You can also refer to How-to page on EaseUS and find more solutions.
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