By Dervish / Last Updated March 3, 2022

Why clone hard drive from boot?

When a hard drive is beyond its service life, or it can’t satisfy the user's demands, it needs to be replaced with a new disk. Many users choose to clone hard drive for saving time and energy from reinstalling OS and applications to transferring many files.

But sometimes when your PC cannot start normally, how do you clone the hard drive? In this case, you need to clone the hard drive from the bootable USB. This article aims to demonstrate how to clone hard drive from bootable USB for you.

Freeware to clone hard drive from boot

To clone disk free, I highly recommend you to use a professional disk cloner called AOMEI Partition Assistant Standard. It can clone hard drive without starting Windows. What's more, it has lots of features that satisfy different demands.

● Intuitive interface: you don’t need to have any complex computer techniques. Its easy-to-use interface can guide you to clone hard drive from bootable USB simply.
● Great compatibility: AOMEI Partition Assistant supports most popular Windows operating systems, such as Windows 11/10/8/7/XP/Vista.
● 2 hard disk clone methods available: clone only used sectors or all sectors from the source disk to the destination disk. The first method allows you to clone an old hard drive to a smaller SSD.
● Clone partition: AOMEI Partition Assistant allows you to copy a partition or the whole hard disk according to your specific requirements.
Check hard disk and rebuild MBR: This cloning software can also fix some boot problems with the "Surface Test" and "Rebuild MBR" that may solve the problem of your PC.

You can download the AOMEI Partition Assistant, and follow the steps down below to clone hard drive from USB drive.

Download Freeware Win 11/10/8.1/8/7/XP
Secure Download

AOMEI Partition Assistant Standard support clone data disk from MBR/GPT to MBR/GPT, clone system from MBR to MBR. If you need to clone Windows from MBR/GPT to GPT, you should upgrade to AOMEI Partition Assistant Professional.  

How to clone hard drive from bootable USB drive?

We need to create a bootable USB, and then use the bootable USB to clone the target hard disk. For specific methods, please refer to the following steps:

Before starting, we need to prepare:

  • Another Windows computer that can boot up successfully.

  • Install AOMEI Partition Assistant on the working computer.

  • A USB drive. You need to backup USB files in advance, because this operation will clean all data.

Step 1. Create a bootable USB

After you back up the USB drive, insert the USB drive in the prepared working computer with AOMEI Partition Assistant Standard installed, and do as the below instruction.

1. Launch AOMEI Partition Assistant in the working computer, click "Make Bootable CD Wizard" under the “Wizards” column, and click “Next” in the confirm window.

Make Bootable Media

2. Then, choose a way to create bootable media. You can either choose “Burn to CD/DVD” to make a bootable CD or “USB Boot Device” to make bootable USB. And click “Proceed”.

Choose Usb Drive

3. The USB flash drive needs to be formatted and all the data on it will lose. Ensure you have backed up important files, and click “Yes”.

Formatting Warning

4. After a while, when the operation is completed, click “Finish”.

Finish

Step 2. Clone hard drive from bootable USB

Now, you can use the bootable USB to clone a hard drive. Before cloning, you need to boot the computer from the bootable USB drive.

1. Plug in the new hard drive, and inset bootable USB to computer that can’t boot up normally, and start the computer, once you see the first screen, press BIOS key.

2. Enter “BIOS setup” and choose “change boot order” to choose the bootable USB as boot drive.

Change Boot Order

✍ Tip: The BIOS key is set by the computer manufacturer. Commonly, it is F10, F2, F12, F1, or DEL. 

3. When you see the AOMEI Partition Assistant window, click “All Tools” > “Disk Clone Wizard”

Tools

4. Choose a select disk clone method. Here we choose “Clone Disk Quickly” which is faster. If you want to clone all sectors on the hard drive, you can choose “Sector-by-Sector Clone”.

Copy Methods

5. Choose the hard drive you want to clone and click “Next”.

Source Disk

6. Choose the destination disk. And if the destination disk is an SSD drive, please tick “Optimize the performance of SSD”, which would align the SSD partition. And click “Next”.

Target One

7. You will receive a message to tell you how to deal with the situation where you meet a boot problem. And click “Finish”.

Note

8. Finally, click “Apply” in the main interface to start the cloning operation.

Apply

Then, just wait for the clone operation to finish.

Conclusion

As we can see, it is very easy to use AOMEI Partition to clone hard drive from boot. If you haven't tried it, you can download to see how it works. Last but not least, if you plan to do this in Windows Server, AOMEI Partition Assistant Server is best for you.