Replacing Hard Drive on Windows 10 without Any Data Loss

July 26, 2019

No matter why you want to replace hard drive on Windows 10, you can try the methods we provided in this post - replacing hard drive in Windows 10 without any data loss.

Why you need to replacing hard drive in Windows 10?

Actually, there are many users need to replace the hard drive in computer for one or more reasons:

1. Windows 10 - Replacing failed hard drive

Your current drive may have experienced a hardware failure and need replaced by a new one. Here is a case -

“I have a Dell XPS15 that was running Windows 10 but the hard drive has failed completely and needs replacing. How do I go about installing and activating Windows 10 on a replacement hard drive?”

2. Upgrade hard drive for increasing capacity

As time goes by, you will find that your hard drive is running slower and slower, and the C: drive is is full, even the whole hard drive is lacking of space. Thus, you need to upgrade hard drive with a larger one for storing more data.

3. Upgrade hard drive for increasing speed

Part of users would like to increase running speed by upgrading hard drive to an SSD(solid-state drive). Cause SSD has better properties - it is more stable and more faster than traditional HDD.


How to replace hard drive without reinstalling Windows 10?


This post provides you two different ways for replacing hard drive on Windows 10. you can choose any one according to your needs.

Method 1. Using Windows 10 backup application

Windows 10 users know that Windows 10 does include a legacy backup application. And you can use it to backup and restore system, so that you can replace hard drive Windows 10 withou reinstalling.

1. Press Windows + R keys simultaneously, type Control Panel. Under System and Security, click Backup and Restore (Windows 7). then, you will get into Backup and Restore utility. Here you should click on Create a system image.

Create A System Image

2. Here you can start to create a system image. You will be asked where do you want to save the backup. Choose the target location, and click Next.

Save Backup

3. Once the backup completes, it will display a message asking if you want to create a system repair disk. And indeed, you will need the system repair disk in order to reimage the computer. Thus, you need to follow the hints to create a system repair disk.

Create System Repair Disc

When you finished creating system repair disk, you can follow the steps below to replace hard drive in Windows 10.

1. Shut down the computer, boot from the system repair disk.

2. It will launch Windows Setup, click Next -> Repair Your Computer.

3. When you get into a blue screen, choose Troubleshoot option, followed by System Image Recovery and Windows 10.

4. Select the image that you want to use, and choose the option to format and repartition hard disk.

After all the operation, your computer will be reimaged. Replacing hard drive on Windows 10 isn’t an easy thing. But fortunately, here we provide you another simpler way for replacing hard drive on Windows 10.

Method 2. Using third party software

It is no doubt that using a third party software can save a lot of trouble sometimes. If you want to replace system drive, or upgrade hard drive without any data loss, here we highly recommend you to use the third party software AOMEI Partition Assistant, a professional software that can help you replace hard drive on Windows 10/8/7 without reinstalling OS and applications. Here are the detailed steps for replacing hard drive on Windows 10 without reinstalling via AOMEI Partition Assistant.

Download AOMEI Partition Assistant to have a try.

Step 1. Install AOMEI Partition Assistant. Connect the new HDD or SSD to your Windows 10 computer, make sure it can be detected.

Step 2. Then, launch the program. In the main interface, you’ll see all disks on your computer. For replacing hard drive on Windows 10 without any data loss, here you can click All Tools -> Disk Copy Wizard.

Clone System Disk

Step 3. When you get into Disk Copy Wizard, you need to select disk copy method. Here we choose Copy Disk Quickly.

Clone System Disk Quickly

* AOMEI Partition Assistant provides two disk copy methods:Copy Disk Quickly and Sector-by-Sector Copy. The former one will only copy the used space of the disk to another disk, and you can adjust partition size during the copy progress. The later one will copy all sectors of the disk to a target disk no matter it is used or not. It will make an exactly same disk as the source disk.

Step 4. Here, select the system disk as the source disk. Click Next.

Select Source Disk Clone System Disk Full

Step 5. Select the new HDD or SSD as the target disk. Click Next. The operation will delete all data on the target hard drive, so if there is any important data on the disk, click No and backup disk in advanced. If no, click Yes to continue.

Select Target Disk Clone System Disk Quick

* If the target disk is an SSD, you’d better check the option of “Optimize the performance of SSD”.

Step 6. Here you can edit the partition size on the target disk according to your needs. Or you can repartition hard drive with AOMEI Partition Assistant after coping. Click Next.

Clone System Disk Fit Partitions

Step 7. It will give you a Note about how to boot computer after clone or migration. Read it and click Finish.


Step 8. Finally, click Apply at the toolbar and click Proceed to execute the task.

Apply Proceed Clone System Disk Quick

After that, you can shut down the computer and reboot from the copied drive.


To boot from the copied disk, you may need to get into BIOS to change the boot order or boot mode.


Compared with two different ways, you may find that using AOMEI Partition Assistant to replace hard drive on Windows 10 is much easier than using Windows 10 backup application. Actually, AOMEI Partition Assistant can not only allow you to copy entire hard drive from one to another, but also allow you to migrate OS only. And it has many other advanced features that can make up the shortages of Windows Disk Management. It is worth to have. What’s more, Windows Server users need to use AOMEI Partition Assistant Server Edition.