By Teresa / Last Updated September 10, 2019

Need to Copy USB to USB in Windows

USB flash drives as the removable devices are fairly convenient in transporting small amount of data from place to place and keeping the data readily at hand. An USB drive uses low power and has no fragile moving parts. It is small and light in capacity and mass, and could be purchased in low price.

The majority of PC users holding more than one USB drive normally. Many users would store their important files or documents that need to be move to other places on USB drive. So they may need to copy files from USB to Xbox USB sometimes, for instance.

Generally, the most commonly used media that as bootable device is also USB flash drive due to aforementioned merits. USB flash drive can be partitioned into multiple partitions in some operating systems (you may want to know how to partition USB drive) so that you can make one of the partitions bootable and keep others storing data.

In general, the demand of cloning USB to USB arises for these two main purposes, upgrade USB drive to larger or newer USB flash drive and make intact copy for USB sticks as backup. No matter which reason forcing you perform USB drive clone, it is more important to figure out how to complete.

Reliable Tool to Copy USB Drive to another USB Drive in Windows

If there are only files including documents, photos, music etc on your USB, you can drag & drop everything from one to the other in Windows Explorer. If the data size on the USB is too large, you may find that copy from USB to USB very slow. Using USB free backup software to perform disk backup and restore it to the target USB may be faster than Copy & Paste.

However, if the USB happens to be a bootable drive, that method won’t work. You need to make exact copy from the bootable USB to the other with the help of professional USB to USB copying software AOMEI Backupper Professional. This utility allows you to copy Windows 7 MBR USB to USB with boot files.

The fastest way to copy from USB to USB via AOMEI Backupper is cloning disk since there are boot files exist. Disk Clone and Partition Clone features come to help in copying USB flash. However, it is suggested to use Disk Clone feature to ensure the USB cloned entirely.

The software is easy-to-use with its lucid user-interface and is Windows 7, 8/8.1, 10, XP and Vista supported. Let’s get to know how to use it.

Step-by-Step Guide on How to Copy Bootable USB Drive to USB Drive

This page will take how to copy bootable flash drive to another flash drive with a USB dupilcation software in Windows 7 as an example.

1. Insert these two USB drives to your PC via USB ports on the machine. Make sure they can be detected by Windows.

2. Install and start AOMEI Backupper. Click Clone tap and then select Disk Clone.

Disk Clone

3. Select the bootable USB as the source disk and the other as the destination one. Don’t mix them up, or you’ll lose everything on the bootable USB.

Source Disk

Destination Disk

4. Here is the operation summary. You have options to edit partitions on the destination USB drive, but if you want to make exact copy of the source USB, tick Sector by sector clone box. Click Start Clone then.

Start Clone

5. Wait for the process to complete. Click Finish when it done and close the program.


  • Above steps also apply to how to copy USB key to USB in Windows 10, Windows 8, Windows 8.1, Windows XP and Windows Vista.

  • By checking “Sector by sector clone” option you will make the “Edit partitions on the destination disk” option unavailable.

Final Words

The way to copy USB to USB can be pretty easy with the help of AOMEI Backupper Professional. Actually, as one powerful backup & cloning utility, it is highly recommended to keep AOMEI Backupper installed after cloning.

To be specific, with the software, you can clone hard drive to SSD to gain better experience, scheduled copy operating system to USB flash drive for protection, or use 3-2-1 backup strategy to save disk space while keeping backup images up-to-date. Go for it to enjoy more.