December 5, 2022

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A Completely Free OS Cloning Software in Windows 10, 8, 7

What is OS Cloning?

In computer-related terms, cloning is a method of copying data from one place to another place. When we upgrade and replace the hard drive, in order to avoid reinstalling the operating system in the computer, we can choose to clone the operating system drive.Cloning operating system, as the name suggests, is the process of copying the entire operating system.

The reasons why we need to use OS cloning software?

Just imagine, if you are going to replace the hard drive from HDD to SSD, will you reinstall the operating system on the SSD? If you do not have a certain computer background, reinstalling the operating system may cost you a lot of time and energy. Therefore, using free SSD cloning software at this time can avoid the time-consuming process of manual reinstallation and reconfiguration of the system. In short, using OS cloning software will bring the following benefits:

  1. Go back to the previous version of the computer.
  2. Use the cloned operating system to set up multiple computers.
  3. Upgrade the hard drive to a larger capacity or replace the damaged hard drive.
  4. When software or computer failure occurs, complete system recovery.


AOMEI Partition Assistant Standard is a professional and completely free OS cloning software. Clone Disk Quickly and Sector-by-Sector Cloneare the two cloning methods available. The former refers to fast cloning of used sectors to the target disk or partition, allowing the capacity of the target disk to be smaller than the capacity of the original disk. The latter is to clone all sectors of the original disk to the new disk, so the capacity of the new disk is required to be equal to or greater than the original disk.


Please attention: AOMEI Partition Assistant Standard supports cloning OS from MBR to MBR. If you want to clone OS from MBR to GPT, GPT to MBR, GPT to GPT. Then AOMEI Partition Assistant Professionalwill be the most suitable for you.


In addition to the cloning function, you can also use AOMEI Partition Assistant Standard to merge partitions, wipe hard drive, format Partition, etc. Enough to meet your daily needs for hard drives.

Detailed steps to use OS cloning software

Next, I will show you how to use AOMEI Partition Assistant Standard to clone the operating system.



  • Before proceeding, you need to prepare a SATA to USB cable, connect it to the new hard drive, and plug it into the USB port of the computer to ensure that the computer can detect it.
  • This operation will not only clone operating system but also clone all files and other applications on the source hard drive.


Step 1. Free download this OS cloning software, then install and open it. In the operation bar on the left, in “All Tools, select “Disk Clone Wizard“.

Step 2. Here, choose a suitable method based on the differences mentioned above (choose the first method as an example).

Step 3. Select the disk where the operating system is located here (take Disk 1 as an example).

Step 4. Here, select the target disk where you plan to clone the operating system (take Disk 2 as an example). If your target disk is an SSD, you can check “Optimize the performance of SSD“. The purpose of this is to improve the SSD read and write speed.

Step 5. In this step, you can adjust the size of the target disk partition. If it is cloned to a smaller hard drive, then the first item is not selectable.

Step 6. You can preview all operations this time in this window. Click “Apply” to submit for execution.

More important step After cloning:


If you are replacing the old hard drive with a new hard drive, you must boot from the new hard drive after cloning. You need to enter the BIOS when the computer restarts. Change the new hard drive to the first boot device, so that it can boot normally.

Bottom line

From what has been discussed above, AOMEI Partition Assistant Standard is a free disk cloning software in windows 10/8/7. It is not only easy to operate, but also powerful. I hope that reading this article can answer your doubts about “OS cloning software”.