How to install from USB Stick rather than CDROM Am using a USB Stick to install Ubuntu Server 11 on a Linux machine, rather than using CD-ROM. (Am using Mac OSX 10.6.7 to download my iso, configure USB stick, and then copy.iso to it) This worked for me - Insert 4GB USB Stick - Open Disk Utility, Click ERASE. Format USB using MS-DOS (FAT). After you have downloaded a program's installation file (.dmg format for a Mac-compatible program,.iso format for a Windows-compatible program) to a Macintosh computer's hard drive, you can burn this.dmg or.iso file to a blank CD or DVD. Click on the 'Burn' button and it will direct you to the next page, where you need to upload the macOS Big Sur DMG file. Step 3 Burn macOS DMG to USB Drive Now, verify the location of the USB drive and if it is not showing in the DMG Editor interface, then remove USB and insert it again. If everything is fine, then click on the 'Burn' button.
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macOS Big Sur is one of the most advanced operating systems existing in the world so far. macOS is getting popularity due to having a lot of new features such as custom browsing layout, cross-browser compatible extensions and elegant tab designs. But you might be wondering, how to create a bootable macOS Big Sur USB so you can test it out.
Here is the solution to make your task easier to access the new macOS Big Sur. You can follow the process given to create macOS Big Sur bootable USB installer on Mac. All you need a 16GB USB drive and downloaded file of macOS Big Sur. Since after the launch of Mavericks, the creation of bootable USB on Mac has become easier, and here you will get the best 3 ways to create bootable USB for Big Sur.
Now, you are well aware of the requirements you need for creating macOS Big Sur bootable USB on Mac. So, before moving to the process, you must be confirmed whether Big Sur will support your Mac or not, and for that, you can check the supported list that is available on the Apple site.
#1: Use Terminal App to Create a Bootable macOS Big Sur USB Drive
In this method, we will perform this task via commands in Terminal app, which is the equivalent of Command Prompt in Windows. Before proceeding to the actual steps, you should be very careful when executing the commands. If you did this wrong, the internal disk will be damaged and break the Mac. Initially, you will go through the USB drive erasing process and then you can create macOS Big Sur bootable USB installer via a single but long command.
Step 1: Insert USB drive on your Mac and make sure the minimum storage capacity of USB should be 16GB.
Step 2: Open Disk Utility app and here you need to make a few changes. First select the USB drive then move to the Erase section at the top menu. Now, select Mac OS Extended (Journaled) from the drop-down menu. After that, go to the Scheme section and select GUID Partition Map.
Step 3: After making all the changes mentioned above, click on the Erase button and then close the Disk Utility window.
Step 4: Now, launch Terminal on your Mac and then type the command listed below.
sudo /Applications/Install macOS Beta.app/Contents/Resources/createinstallmedia --volume /Volumes/USB
Step 5: Press the Return key and if any pop-up window appears seeking for the admin password, then provide the same.
Step 6: Now the process will start and it will take some time, so have patience. Once, it is completed, you will get a successful message on your Mac screen. After that, remove the USB as it is ready to boot now.
Creating bootable Big Sur installer in Terminal is the conventional method being recommended by technical experts. The whole process runs through text commands and it gives the utmost result. However, this method is good for those users who are a bit familiar with commands. However, if you are not comfortable with the commands, you can follow the other methods in this post to make a bootable macOS USB drive.
#2: Create macOS Big Sur Bootable USB Installer via DMG Editor
Honestly, most of the Mac users prefer using GUI app to complete tasks on their and people get used to mouse clicks. So in this part, we will abandon commands and use a modern app to create a bootable macOS USB drive.
UUByte DMG Editor is a powerful and most demanding software because of its features. UUByte can support multiple file formats in the burning process such as DMG, ISO, BIN, ZIP, and many more. The tool can burns any image file on the USB drive in a short time and make it bootable after burning. So you can easily create bootable macOS Big Sur USB on your Mac.
Step 1 Install DMG Editor on Mac
Download and Install UUByte DMG Editor on your Mac. Next, open the installed application and also insert the USB drive on your Mac. If you received a warning message when trying to open it from Lanuchpad, please go to Application folder, locate the app name and right-click on it. After that, select 'Open' to run the app.
Step 2 Add DMG File of macOS Big Sur
On the home page, you will get the burning feature. Click on the 'Burn' button and it will direct you to the next page, where you need to upload the macOS Big Sur DMG file.
Step 3 Burn macOS DMG to USB Drive
Now, verify the location of the USB drive and if it is not showing in the DMG Editor interface, then remove USB and insert it again. If everything is fine, then click on the 'Burn' button.
The burning process is commenced and it will be completed in several minutes. Once the bootable process is completed, close the application and remove the USB drive. Now, you can use this bootable USB to install macOS Big Sur.
UUByte DMG Editor has unique burning features and a smooth interface. Apart from image burning function, it also extracts content from dmg file and enables the users to view and make changes in such file format. So, this tool is a complete package that gives full authority to create bootable macOS USB installer on Mac.
#3: Create macOS Big Sur Bootable USB via Virtual Machine
If you built a Windows virtual machine on Mac, then you can use TransMac (Windows only app) to create Big Sur bootable USB. TransMac is a software that enables the users to manage .dmg image file on Windows PC. Moreover, it has the potential to restore the DMG file of any macOS including Big Sur to USB drive. So, you can use this tool to perform the task in a Windows virtual machine.
Step 1: Download and Install TransMac on a Windows virtual machine.
Step 2: Insert the USB drive on the Mac and then run TransMac in administrator mode.
Step 3: At the left panel of TransMac, you will get the list of drives, select USB stick and then right-click on it to choose to 'Restore with Disk Image' option.
Step 4: You will get the pop-up window giving you the warning, read it carefully and further click on the Yes button.
Step 5: Now, click on the 'Browse' button and import Big Sur file on TransMac and then click on the OK button. TransMac will start the operation. In the beginning, it will erase the USB drive, and later on, it will burn the dmg file on USB drive and the entire process will take some time.
TransMac is another popular software for making bootable macOS Big Sur USB drive. However, it is a big expensive ($59.95) than UUByte DMG Editor. And you should build a virtual machine first. Although this is a working solution, it takes more time and money to finish the task.
The Bottom Line
These are the best three methods to creating macOS Big Sur bootable USB on Mac. Using UUByte DMG Editor is a lot of simple and any users can accomplish the task by his/her own. However, if you are tech-savvy, then you can go with the Terminal app. However, if you are a beginner, then you can choose UUByte DMG Editor or TransMac. So, everything is in your hands now and you can choose the method which is more convenient for you.
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Creating a bootable macOS installer USB is not a tough job, but it depends on what kind of tools you choose. Recently, Apple added a new member in macOS series, i.e. Big Sur and it comes under macOS 11.0. But it is on Beta version and only the developers have the access to enjoy the features of Big Sur. So, if you are on the list and want to upgrade to Big Sur, then you have landed at the right place. Here we have provided the two ways to create a bootable macOS Big Sur USB for installation.
But before creating a Big Sur bootable USB, you must be ready with a downloaded Big Sur DMG file. If you don't know how to download then please follow the steps given below. However, if you have already downloaded the Big Sur MacOS install app or file then jump to the methods section for creating bootable Big Sur USB drive
A Comprehensive Guide to Download macOS Big Sur
There are two types of macOS Big Sur installer. One is in the form of Mac app, named Install macOS Big Sur, which you can get from Mac App Store or system update. It is mainly for direct upgrade on the same Mac. Another type is in the form of dmg file, which is used to install macOS on other Macs.
Step 1: Before downloading Big Sur on your Mac, make sure to take the backup of the data to be on the safe side.
Step 2: Open your browser and move to the official website of the Apple Developer Program. You can reach directly by clicking on the link provided below: https://developer.apple.com/macos/
Step 3: On the home page, you will get a download button, click on it. Thereafter, you will get the sign-in page and you need to log in with the credentials, perform the task.
Step 4: After signing-in, Safari will ask for the confirmation of the action and you need to approve the same to download Big Sur on your Mac.
Step 5: Make sure to keep the beta version of Big Sur inside the Application folder. After the completion of the download process, you need to create a bootable USB and the detailed steps for the same are listed below.
Create macOS Big Sur Bootable USB on Mac Using Terminal
As the Big Sur is available in beta version only, you can easily create a bootable USB by running a single line of terminal command in your existing Mac OS.
Step 1: Insert USB on the Mac and then launch Disk Utility.
Step 2: On the Disk Utility page, you will get the details of USB, move to the Format section, and select APFS. Now, jump to the Scheme section and select GUID Partition Map from the drop-down menu.
Step 3: After completing the above task, click on the Erase button. Now, close Disk Utility and then launch the Terminal on your Mac.
Step 4: Type the following commands that are provided below and make sure not to do any mistakes.
Mac Dmg Usb
sudo /Applications/Install macOS 10.15 Beta.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install macOS 11 Beta.app
Step 5: Press the return key and enter the login password to grant the permission..
Step 6: Now, wait for a while as the process is started and it will take some time, so till then, you can relax. After the completion of the process, you will get a successful message and after that, you can eject the USB.
Creating a Big Sur bootable USB using Terminal app is the easiest method to go with. Because you don't need to rely on any third-party tool. You can create the required bootable USB drive just by accessing apples in-built features.
Create Bootable macOS Big Sur USB Using DMG Editor
If you downloaded the Big Sur DMG file, then the above method will not work. You have to use third-party apps to burn macOS dmg file to USB drive instead. Currently, UUByte DMG Editor is the only tool you can find to complete this task on Mac. It is a tool specially designed for non-tech savvy users. It will help you to create a bootable Big Sur USB drive in almost no time. And you don't need to type any command during the process.
Step 1: Download UUByte DMG Editor from official website. Run the setup file and then complete the installation process.
Step 2: Now insert your USB and launch the UUByte DMG Editor app.
Step 3: Now browse the location of downloaded Big Sur MacOS dmg file and select your USB device as well. Assign a custom Volume Label if you required, else skip it.
Mac Restore Dmg To Usb
Step 4: Now click on the 'Burn' button. Allow a few minutes to the tool and it will show you a message of 'Burning Completed' after the successfully copying all the required files to USB.
UUByte DMG Editor is one of the handpicked tools to create macOS bootable for any version due it's lightning-fast features. UUByte DMG Editor supports Windows as well. This means you can create a bootable Big Sur on Windows PC.
Conclusion
How To Install Dmg Mac
A clean installation is always recommended as the chances of errors are very minimal, however, updating the new OS over the existing may mess up everything. Hence, it is a good way to go with clean installation. And for that creating a bootable Big Sur install USB with the help of UUByte is more convenient if you are not familiar with the terminal command. Otherwise, both of the methods are quite easy to create a macOS Big Sur Bootable USB.