The necessity of using software to copy a USB flash drive to another
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Insert a USB flash drive to your Mac. Make sure it's at least 8GB, which is usually marked on the USB stick. You can also check by right-clicking the USB drive on your desktop and clicking Get Info. Flash Drive Maker helps you make your own bootable USB drives via the command line without having to look for the correct commands, manually setting the path to the source installers, and so on. The tool works with OS X installers that have been downloaded from the Mac.
Speaking of copying files from one usb flash drive onto another flash drive, you may think it as a piece of cake! For a small size of USB flash drive with files, applications or even OS on it, yes, it's easy, just a Ctrl C + Ctrl V can make it. What about a flash drive having enormous data there? Will you spend hours and do nothing but wait? Let alone the process would interrupt repeatedly due to errors, such as 'an unknown file error occurred' or 'filename too long to copy', etc.
Considering the aspects of copy time and potential incidents, it's necessary to come up with some USB image tools with competent ability to copy a flash drive to another flash drive without a hitch.
How to copy a flash drive to another flash drive on Windows
![Mac flash drive to pc Mac flash drive to pc](/uploads/1/1/4/0/114046019/155787690.gif)
If you are a Windows PC owner, download and install EaseUS Todo Backup for Windows on your PC. It's Windows backup software that supports to copy all files, applications, and system on your flash drive and save the image file to another one.
Insert both your flash drives on the computer, and run EaseUS Todo Backup.
- Tip
- If you've saved data in the new USB flash drive, move those data and empty the USB in advance. Otherwise, if you directly clone your current USB data to the new one, data loss issue will occur unavoidably.
Step 1. Connect new USB flash drive to your PC
First of all, please connect the new flash drive to your PC, making it recognizable by the PC.
First of all, please connect the new flash drive to your PC, making it recognizable by the PC.
Step 2. Run EaseUS Todo Backup for cloning USB to USB
Run EaseUS Todo Backup on your PC and click Clone on the left pane so as to start cloning USB.
Run EaseUS Todo Backup on your PC and click Clone on the left pane so as to start cloning USB.
Download Windows 10 To Usb Flash Drive On Mac
Step 3.Clone USB to USB with easy clicks
1. Choose your old USB as the original source disk.
1. Choose your old USB as the original source disk.
2. Select the destination disk - new USB flash drive for saving cloned data.
3. Click Proceed to start cloning USB to USB now.
After cloning, you should now keep two identical flash drives with the same partitions, data, and files.
How to copy a flash drive to another flash drive on Mac
If you are a Mac owner, download and install EaseUS Todo Backup for Mac on your Mac computer. It's all-in-one software for data backup, backup archive, disk clone, and file synchronization.
Insert both your flash drives on the computer, and run EaseUS Todo Backup for Mac.
Step 1. In the From drop-down list, select the volume you want to clone, which should be the source usb flash drive.
Step 2. In the To drop-down list, select the other flash drive as the destination disk.
Step 3. Set up the disk cloning properties. Here, you are allowed to exclude files or folders if necessary.
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Step 4. Finally, click the Start button to execute the cloning operation.
Apple Mac OS X Lion is now available to general public. The Mac OS X 10.7 Lion is available for installation only from the Mac App Store. This guide will teach you how to create a bootable USB Flash drive of Mac OS X Lion 10.7 and install Lion from USB, rather than downloading it from Mac App Store on each and every Mac computer you own.
Despite of numerous great and awesome features, Mac OSX Lion 10.7 has a big flaw that it is not available in bootable USB or DVD right now. Every time you you want to install OSX Lion on a Mac you will need to download it from Mac App Store all over again. Thanks to the bootable USB method which eliminates the downloading of Mac OS X Lion for each and every device and lets you install Mac OS X Lion on any Mac.
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Note: An official bootable USB of Mac OSX ion 10.7 will be available in August 2011 for $69. This method not only eliminates the wait for the official, it also saves you $40 (Mac App Store version costs $29).
Creating a bootable Mac OS X Lion 10.7 USB Flash drives requires medium level Mac knowledge, however, by following these simple instructions even a beginner should be able to install Mac OS X Lion via USB Flash Drive.
Why make a bootable Lion USB drive?
- You can perform a clean OS X Lion installation with the bootable USB drive
- The bootable Lion USB drive becomes a recovery disk with Disk Utility access, access to Time Machine backups, re-installation, and all other Recovery HD partition features
- You will have external media to recover and reinstall Lion in the event of total drive failure or some other catastrophe
Required Stuff
- Purchase and Download Mac OS X Lion from the App Store
- 4GB USB Flash drive (8GB recommended)
If you have arranged the above mentioned items, simply follow the detailed guide below to create a bootable Mac OS X Lion 10.7 USB Flash Drive…
Step 1 – Locate the Lion InstallESD.dmg file
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Once the Lion downloading is complete, go to the Applications folder and find the Install Mac OS X Lion.app file you just downloaded;
Right click on the Install Mac OS X Lion.app file and select Show Package Contents;
Right click on the Install Mac OS X Lion.app file and select Show Package Contents;
Now go to Contents > SharedSupport directory. Locate the file named: InstallESD.dmg and copy it on your desktop.
Step 2 – Format The USB
- Before formatting, If you have any data on your USB drive then save it;
- Plug the USB flash drive into your Mac;
- Launch Disk Utility from Applications;
- Select the plugged USB from the Left pane on the Disk Utility and click on Partition tab;
- Select 1 Partition from the Volume Scheme dropdown menu;
- Input a name for the USB and Choose Mac OS Extended (Journaled);
- Now click on Options button at the bottom. Select GUID Partition Table and click OK. Now click on Apply at the bottom right to start formatting.
Step 3 – Make Mac OS X Lion Bootable USB
- Double-click on InstallESD.dmg (that you copied onto your Mac desktop) to mount the Lion disk image (mounted InstallESD.dmg should appear on Disk Utility application and desktop);
- Select the plugged USB from the Left pane on the Disk Utility and then go to Restore tab;
- Click and drag the IMac OS X Install ESD from the left pane and drop it in the Source field;
- Then Click and Drag the USB drive from the left pane and drop it in the Destination field;
- Make sure you have chosen the right USB drive, you don’t want to format the wrong drive and then click on Restore button;
- This will restore the Lion 10.7 image to the USB Flash drive. Wait for the process to complete.
Step 4 – Boot Mac OS X Lion from USB
- Reboot your Mac with the USB drive plugged in.
- Hold down the alt/Option key on your keyboard when you hear the OS X start-up sound.
- Choose the USB Flash Drive from there to boot.
- Now follow the on screen instructions to install OS X Lion.
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You can follow the Step 4 to install Lion on other Macs with the bootable USB you just created.
[via Lifehacker]