How to Transfer Operating System (OS) to Another Hard Drive?

Posted by @AOMEI

January 21, 2019

Looking for a way to transfer operating system to another hard drive? This article tells how to move Windows 10/8/7 to another new hard drive without reinstalling and ensures secure boot.

Why Transfer OS to Another Hard Drive? 

"I have an old 120GB hard disk drive, and now I want to upgrade hard disk by transferring the operating system to another hard drive without reinstalling Windows because I am tired of the low disk space problem. It makes storing new data and installing new applications impossible. The most unbearable point is that the computer works at a very low speed. So is there a good solution to transfer operating system without reinstallation?"

From the case above, we could know that there are two main reasons for OS migration to new hard drive, upgrade hard drive capacity and speed up computer. Besides, some users would like to move OS to SSD to improve computer building. 

Anyway, you need a professional yet easy-to-use cloning software to transfer Windows 7/10 to new hard drive. 

How to transfer Windows 10/7 to another hard drive easily? 

Nowadays, this magic cloning software - AOMEI Backupper Professional has been regarded as the best strategy in resolving the problem of "transfer operating system". It supports disk and system clone in Windows 10, Windows 8.1/8, Windows 7, Vista, XP. With powerful features, backup, restore, sync, clone can be done for data protection. 

Besides, by system clone function, it is easy to migrate OS to another hard drive or copy/clone system partition data, which avoid reinstalling system when hard disk updating and also protect system data. In addition, AOMEI Backupper not only transfer OS, but also applications and personal data (like photos, music, documents, etc) in C drive to another hard drive or SSD.

Then, let's see the detailed steps on how to move Windows to another hard drive. 

Step 1. Select "Clone" option in the left side of the main interface. Then, select "System Clone" to transfer OS.

Transfer OS

Step 2. The program will automatically select source partitions including OS drive and other partitions related to boot computer. Therefore, you just need to select another hard drive as destination location (here is Disk1), and then click "Next".

Select Another Hard Drive

Step 3. On the "Operation Summary" window, you can preview source partitions which will be transferred to another hard drive. If there is no problem, click "Start Clone" to perform the operation.

Start Clone

Step 4. When system clone progress is completed, click "Finish".

Click Finish

Step 5. Shut down your computer. Replace the cloned drive with the original drive or change boot order in BIOS if necessary. 


  • At "Step 2", if there are partitions on the hard drive that you select as destination. The program will prompt you it will overwirte or delete them. You can backup partitions before cloning.
  • At "Step 3", you can choose whether to use "Sector by sector clone", which will clone all space of source partitions no mather they are used or not and will take a longer time. If another hard drive is an SSD, it is recommended to tick the box before "Align partition to optimize for SSD" for better performance.

  • If source disk and destination disk cannot be connected to your computer at the same time, you can transfer os to another hard drive by creating a system image first and restoring system image to another hard drive under bootable media.
  • If source disk only holds your OS or you want to transfer OS drive and data partitions together to another hard drive, you can choose "Disk Clone".
  • If you need to transfer OS to another hard drive in a different computer which has dissimilar hardware, please refer to clone old PC to a new one.

From the demonstrations above, there is no doubt that this tool is the best software to transfer operating system to another hard drive. As an old saying goes, "seeing is believing". So just download this software and have a try immediately.