By Cherry / Last Updated May 15, 2020

what do you do when you need to upgrade USB drive?

USB flash drives are very popular in computer users because they are portable. As a handy little storage device, USB drive make transferring data between different computers very easy. People use it to backup their important data, or transfer data from one computer to another. However, you may still need to copy your USB drive in some situations. For example, what if your USB drive gets filled up and you need more space? Upgrade the USB drive to a larger USB drive should be the best way, and if you do not want to lose any data, copy USB drive to a new USB drive is effective way.

How to copy USB drive to USB drive?

To copy USB drive to USB drive seems like duplicate USB drive. The basic way is to copy files in Windows Explorer. Plug the two USB drive into your computer and make sure it can be detected. Open the Windows Explorer, select the files on the old USB drive, right click it and select Copy. Then, Paste them to another USB drive. This will work well. But if there are files hidden or protected by security features, or the USB drive is a bootable USB drive, simply copy is not workable. If so, you should find a USB copy software which can create an exactly copy of your USB drive with all contents, including the hidden or protected data, or the master boot record, slack space, and any unused space. AOMEI Partition Assistant should be that kind of software, which works well with all Windows operating systems including Windows 10/8/7.

Steps to copy USB drive to USB drive with AOMEI Partition Assistant

AOMEI Partition Assistant is a wonderful hard disk manager which can manage your internal and external hard drive in Windows with an easiest way. Well, how to copy USB drive to USB drive with this software? Here you can follow the steps.

Step1.Insert your old USB drive and your new USB drive with available USB ports and make sure they can be detected by your computer. Then, install and launch AOMEI Partition Assistant. Here you can right click the USB drive you want to copy, and select “Copy” to launch the disk copy wizard, or you can launch it directly by clicking it at the left pane.

Copy Wizard

Step2.It will pop out a window for you to choose the copy method, and you can choose any one according to your requirement. The “Sector-by-Sector Copy” enables you to copy all sectors from the old USB drive to new USB drive.

Disk Copy Method

Step3. Here you should select the new USB drive as the destination disk. If you directly open the Disk Copy Wizard, you need to select your old hard drive as the source disk first.

Destination Disk

It will pop out a window to remind you that all data on destination disk will be wiped out. So if there are some important data, back them up before.

Step4. Next, you can edit the partitions on your new USB drive.

Edit Disk

Step5.When you backup to the main interface, do not forget to clickApply to submit all operations.


With AOMEI Partition Assistant, copy USB drive to USB drive is easy. Besides, you can use it to create bootable USB, create Windows 10 to Go USB drive, and many more.