By AOMEI / Last Updated September 14, 2020

Overview of Win32 Disk Imager in Windows 10 64 bit

Win32 Disk Imager is a compact application that allows you to write a raw disk image to a removable device (USB drive, SD memory card, etc) or backup a removable device to a raw image file. The new version of this program (version 1.0) supports Windows 7/8.1/10. For Windows XP/Vista, you can turn to Win32 Disk Imager 0.9.

It is necessary to backup removable drives, because they can simply stop working at any time and are easily lost due to small size. To prevent the data of the removable drives from being lost, you can create an image file of the drives with Win32 Disk Imager. Suppose you want to backup an SD card. Let’s learn how to use Win32 Disk Imager.

Step 1. Download, install and open Win32 Disk Imager in Windows 10. Insert your SD card into the SD card reader on your PC.

Step 2. Choose the drive letter of your SD card (here is E:\) under “Device”. Then, click the blue folder icon under “Image File” to choose a location on your PC to save the backup image and name the image file.

Win32 Disk Imager

Step 3. Click Read to backup the SD card to your PC.

However, Win32 Disk Imager in 64 bit Windows 10 doesn’t always work fine. Some users said that when they tried to create disk image they got these errors: “An error occurred when attempting to read data from handle. Error 21: The device is not ready”, “Access denied”, and “Error 5”. Many people can’t even launch this application. To gain better experience of imaging drives and get things completed smoothly and easily, you may turn to a Win32 Disk Imager alternative.

Best free Win32 Disk Imager alternative - AOMEI Backupper

Is there a reliable and easy-to-use Win32 Disk Imager alternative? In fact, AOMEI Backupper Standard is such a backup utility you need. It allows you to backup removable drives and other storage devices like hard disk drives (HDDs) and solid state drives (SSDs) to local/external drives, NAS devices, and network location.

By using it, you can backup multiple SD cards at the same time to save time and energy. Optional compression setting can help to reduce the disk storage taken by image files. Besides, it enables you to schedule backup tasks to run automatically.

In addition to Windows 10 64 bit, this backup utility also works for Windows 10 32 bit, as well as 64 bit and 32 bit of Windows 8.1/8/7/Vista/XP. Backing up removable drives with this freeware only needs a few clicks. Just download it to have a try!

Download Freeware Win 10/8.1/8/7/XP
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How to backup removable drives with the Win32 Disk Imager alternative?

Step 1. Install and open this freeware. Connect the removable drive to your computer and make sure it is detected.

Step 2. Click Backup and Disk Backup subsequently.

Disk Backup

Step 3. Change the Task Name as you like. Select the removable drive to be backed up by clicking Add Disk.

Select Drive

Step 4. Select a destination path to save the backup image.

Select Backup Destination

Step 5. Finally click Start Backup to begin the process.

Start Backup

>> Options: click it to comment, compress or split the image file. Enable encryption for backups (supported by AOMEI Backupper Professional) under the General tab can bring double protection for your removable drive.
>> Schedule: choose it to set up an automatic backup. For schedule settings, you can choose Daily, Weekly, Monthly, Event triggers, or USB plug in. Upgrade to the advanced version to enjoy the last two features.
>> Scheme: use it to delete old backup images automatically. This feature is available in paid versions.


  • To restore your files from the backup image, you can go to Home > find the disk backup task > expand its menu and select Restore.

  • If your removable drive is used to store files/folders, you can also use file sync to backup your removable drive. This feature won’t create image files. After syncing, you can view your files/folders in the destination path at any time.


Now you know how to backup removable drives with Win32 Disk Imager in Windows 10 64 bit. However, it may not work sometimes. Luckily, the best free Win32 Disk Imager alternative - AOMEI Backupper can help you out. It runs smoothly on all Windows PC operating systems and offers more advanced settings. You can backup only changed data via incremental and differential backup. Download it now to discover more!