By Lucas / Last Updated June 25, 2021

Why need to clone disk?

If you have a new SSD, or larger disk to upgrade your old one, you want to keep the data and personal configurations on the old hard drive. You can employ a piece of cloning software that enables to migrate all data from a disk to another disk.

Another purpose of cloning disk is to backup important data. The internal hard drive is susceptiable damage, so many people will make a copy disk in case any disk failure one day. Once the insternal disk gets corrupted, you can swap it and retrieve data you need from the backup disk.

There are lots of reason to clone a hard disk, but the key point is to employ a reliable and trustworthing cloning tool.

What is the best cloning software?

AOMEI Partition Assistant Professional can be one of the best cloning tool available for Windows. It is an easy-to-use tool, helps you to clone all data on a hard drive to another drive without leaving any gaps. It makes an identical copy of you disk, which consists of operating system, disk hidden partition, applications, personal configurations and data. Moreover, it provides two kinds of disk copy: copy disk quickly and sector-by-sector copy.

As for the first one, it is also called file-by-file copy and is much faster than the second method. Yet, it only copies the used space of original disk to the new one. Thus, cloning larger disk to smaller SSD is possible in this way. Because of its fast speed, it is recommended by AOMEI Technology Company. During the process, you have three choices to adjust the partition size.

How about the other one? The sector-by-sector copy supports to clone all the sectors in original hard drive to a target one, no matter whether it is used or not. Compared with the first one, the deleted, lost files or inaccessible data can be copied. When you finish the cloning operation, you can recover the files in the new hard drive with date recovery software.

No matter which copy method you choose, each method can finish the task nicely.

How to clone system disk to new hard drive?

Only few steps, you can finish the whole process. The interface is easy to handle and you just need to click the mouse. Now, you can download the Demo version and refer to the steps below to see how to use this tool:

Download Demo Win 10/8.1/8/7/XP
Secure Download

Step 1: Download AOMEI Partition Software and run it. Click "All Tools" and then "Disk Copy Wizard".

Clone System Disk

Step 2: Then, choose the copy method you like and click "Next". Here, we choose "Copy Disk Quickly".

Clone System Disk Quickly

Step 3: Choose the source disk and the destination disk and click "Next". After that, click "Finish".

Select Source Disk Clone System Disk Full

Select Target Disk Clone System Disk Quick

Step 4: You can edit partitions here.

Edit Partition

Step 5: Remember to click "Apply" to hand in the task.


✌ Attention:
● All data on target hard drive will be wiped out after you commit the operations above.
● It is unacceptable to choose system/dynamic/GPT/offline disk as a destination hard drive.
● It is available that the target disk is smaller than the source, but it must be equal or larger than the unused space in original hard drive in "Copy Disk Quickly" method.
● The system will be restarted if the source disk includes system partition.


With so excellent tool, you can clone disk to desire hard drive and avoid reinstalling the operating system. Why don't you download it to help you? As a matter of fact, you can clone USB bootable drive to another disk as well with the help of AOMEI Partition Assistant.