How to Replace Your Hard Drive without Losing Data

How to replace your hard drive without losing data? It won’t be a difficult thing if you use AOMEI Backupper which is a professional backup software.


By Lily Updated on June 2, 2023

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Will I lose everything if I replace my hard drive?

When asking how to replace a hard drive, you may be more concerned about how to replace your hard drive without losing data because computers have been a part of our lives to some degree, keeping many different types of important data. 

Besides, if it is possible to change a new HDD or upgrade hard drive to SSD without data loss, that means you can avoid reinstalling system as well as various programs. Fortunately, this is not a dream. You will not lose anything if you do the replacement with AOMEI Backupper.

Best hard drive replacement software for Windows PC

AOMEI Backupper Professional is superb hard drive replacement software equipped with a lot of advanced features.

  • Disk Clone: it copies everything from one hard drive to another, which is an ideal choice to replace your hard drive without losing data.
  • System Clone: it enables you to migrate only operating system to the new drive, thus saving cloning time and disk space.
  • Partition Clone: it allows you to copy a specific partition instead of the whole drive.

Besides, AOMEI Backupper is professional backup and recovery software. You can use it to do incremental backup, universal restore, etc. Now download AOMEI Backupper Professional and install it on your computer.

Download Demo Win 11/10/8.1/8/7/XP
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How to replace hard drive without losing data via AOMEI Backupper

Follow the steps below to clone your old hard drive to a new drive. Once the drive has been cloned, just simply remove the existing drive and replace it with the new one. The whole procedure of clone will be quite easy even if you’re not a computer expert. Let’s start.

Step 1. Connect the new drive to your computer and then launch AOMEI Backupper.

Step 2. Click Clone on the main interface and then select Disk Clone.

Choose Disk Clone

Step 3. Select your existing drive as the source disk.

Choose Source Disk

Step 4. Select the destination disk. You are allowed to replace larger hard drive with smaller SSD as long as the used space is smaller than the target drive.

Choose Destination Partitioned Hdd

Tip: A window will pop up to inform you that data on the destination disk will be overwritten. So if you have important documents there, please back them up first. Click “OK” to continue.

Step 5. Now comes the operation summary. Confirm the operation and click Start Clone. Before starting clone, there are three more options in the bottom.

  • Edit Partitions: it enables you to adjust partition size on the destination disk, which can help to solve unallocated space left after cloning.

  • Sector by sector clone: it will copy all sectors no matter they’re used or not. If you are going to clone your hard drive to a smaller disk, do not tick this option.

  • SSD Alignment: if the destination disk is an SSD, use this option to improve its reading and writing speed.

Disk Clone Preview Nocheck

Note: This operation will not cause data loss. However, data loss can be caused by other unexpected factors such as inappropriate operations and battery failure. Therefore, backup data before replacing hard drive just in case.

The final step to replace your hard drive without losing data is to swap drives. When doing this, make sure that you understand any information regarding your warranty. Any unauthorized work on your system may void the warranty of system manufacturers. Plus, review the safety instructions inside your system product manuals before working.

✍ Note for secure boot: 

If you've cloned the disk with operating system installed, you can boot up Windows from the cloned drive by changing boot priority in BIOS or switching boot drives directly.

Lily · Editor
Lily Green joined AOMEI in 2018 and has since become a professional in the areas of data protection and data transfer. She is committed to helping users protect their precious computer data and troubleshoot Windows system errors. She consistently stays vigilant about the latest trends in technology, guaranteeing that the given information aligned with the ongoing advancements in the field.