How to Copy Old Computer to New Computer Without Losing

Are you upgrading to a new computer and want to copy all data and files from the old one to the new one? You are in the right place. Our post outlines an ultimate guide to transferring everything from the old PC to a new one, including the operating system, settings, configs, installed applications, files, etc. Keep reading to learn how.

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Larissa

Updated: Aug 24, 2026

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It is usually the case that with long-time use, along with more and more accumulated files and programs, your computer may get slower and perform worse. Swapping to a new computer is a wise decision to solve the issue and get a faster boot speed and overall better performance.

However, when upgrading to a new computer, what troubles people most is how to transfer data, including the operating system(Windows 10 or Windows 11), files, settings, installed programs, etc. fron the old computer to the new build one to avoid reinstalling everything from scratch. Don't worry, this guide from EaseUS will show you how to copy old computer to new computer with step-by-step instructions. Keep reading.

Can I Directly Copy the Old Computer to the New Computer

While changing to a new computer, it is usually not as easy as copying and pasting because it is related to the hardware and other computer conditions. There are two methods to copy the old computer to the new one: Clone Hard Drive and Universal Restore.

Case 1️⃣: If the two computers have the same hardware and computer conditions, then you can try to clone entire hard drive of the old computer to the drive of the new computer. This process will essentially clone all the data, settings, and programs from the old computer to the new computer, making the transition seamless and efficient.

Case 2️⃣: However, if the two computers have different hardware and conditions, cloning the hard drive method won't work. This is because the drivers, settings, and configurations from the old computer may not be compatible with the new computer, leading to potential issues and conflicts. In this case, you can use the Universal Restore feature, also called Dissimilar Hardware Restore, which can restore the system backup image to a dissimilar hardware. This will ensure that the new computer is set up properly and runs smoothly without any compatibility issues.

Whether your computers have the same or different hardware conditions, you need a reliable tool to achieve your purpose. For case 1, EaseUS Disk Copy is a perfect program for cloning a hard drive with its Disk Cloning feature, allowing you to clone a system disk to migrate everything from the old computer to the new one, including OS, installed programs, settings, and configs. For case 2, EaseUS Todo Backup is a professional tool that comes with the Universal Restore feature, and it enables you to create a system image on an external disk and then restore it to the new computer without any boot issues.

Before copying a computer from the old one to the new one, you need to prepare enough to ensure a smooth transaction, including:

  • ✅Back up these important files on your computer to avoid data loss during the process. It is strongly recommended to backup to an external hard drive, a cloud service, or a network drive.
  • ✅Make sure that the disk on your new computer has enough storage space to accommodate all data on the old computer.
  • ✅Prepare the necessary tools to open your computer and connect a new disk, such as screwdrivers, USB to SATA cable, etc.

With all the preparations done, now you can skip to the specific operations according to your actual situation. Let's start.

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Case 1. Clone Hard Drive to New Computer with Same Hardware

In this situation, you need the EaseUS Disk Copy to clone old hard drive to the new disk. Download it on your old computer and follow the steps below:

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First of all, Connect the hard drive of the new computer to the old PC, or if it has an inbuilt slot, you can install it into the computer. 

Before cloning:

  • If your computer has only one slot, connect the target disk to your machine via a USB-to-SATA/NVMe adapter.
  • If your computer has an extra slot, install the target disk into the empty slot properly, and make sure it is compatible.

Step 1. Launch EaseUS Disk Copy and choose Disk Mode.

Install EaseUS Disk Copy cloning software on your Windows computer, then launch it and select Disk Mode from the left panel.

disk clone

Step 2. Select the source drive.

Select the drive you want to copy, then click Select.

select source disk

Step 3. Choose the target disk.

Choose the disk that you want to clone data to, and click Select. Note that the used space of the source disk should be less than the target disk capacity.

select target disk

*At this step, you can also click the option "Save as an image file" to store your disk as a compressed image file, which can be restored without any data loss.

Step 4. Adjust disk layout.

Specify the target disk layout as your preference. You can choose among:

  • Autofit the disk: makes some changes by default on the destination disk layout so that it can work at its best.
  • Copy as the source: create a 1-to-1 copy of your source disk; the layout is the same as the source disk.
  • Edit disk layout: allows you to manually resize/move the partition layout on this destination disk.
adjust disk layout

*If the target disk is an SSD, the option "Auto-alignment to 4K" will be checked automatically to optimize the performance of your SSD.

Step 5. Start cloning.

Click Proceed, and a message will appear, warning you that data will be lost. Confirm the message by clicking Continue.

warning message

Now, it will start executing the cloning task.

cloning process

*The time it takes to clone a hard drive depends on how much data is on the source disk, and it will also be affected by the disk types, USB connection, etc.

After cloning, disconnect the cloned disk, and install it on your new computer directly, and you can boot from the new computer successfully.

Case 2. Copy Old Computer to New One with Different Hardware

EaseUS Todo Backup is a Universal Restore software that lets you restore system images to dissimilar hardware. But you need to install EaseUS Todo Backup on both PCs. Let's get started.

Action 1. Create a disk image of your old computer.

Note that you should choose all disks on the old computer while selecting.

 

Step 1. On the main page, click "Select backup contents".

create system backup step1

Step 2. Among the four available categories, click OS.

create system backup step2

Step 3. EaseUS Todo Backup will automatically select your system partition, you only need to select the backup destination.

create system backup step3

Step 4. Both Local Drive and NAS are available for you to save the backup file.

create system backup step5

Step 5. After finishing the backup process, you can check the backup status, recover, open, or delete the backup by right-clicking the backup task on the left.

create system backup step5

Action 2. Restore the disk image to the new computer.

Disconnect the external hard drive, and connect it to the new computer.

Step 1. Create an emergency disk on a healthy computer

To save your time and energy, we'd like to suggest you create an emergency disk to a USB or external hard drive rather on a healthy computer with EaseUS Todo Backup.

1. Connect an empty USB flash drive or external hard drive with over than 100GB space to your PC.
2. Run EaseUS Todo Backup and click "Tools > Create Emergency Disk".

Create emergency disk for transfer OS to new computer.

3. Choose USB as the disk location to create the emergency disk which will help you boot computer when it fails to boot or restore the system to dissimilar new PC.
4. Click "Create".

Start creating emergency disk for system transfer.

Step 2. Create a Windows system image backup for restoring to dissimilar hardware

1. Run EaseUS Todo Backup on the healthy computer and click "OS" on the main page to back it up.
2. Choose the Windows OS and specify the USB flash drive which contains the emergency disk as the destination disk to save system image.
If you are worried about data loss issue by saving the system image to the emergency disk drive, you may also save system backup to another empty external hard drive with over 100GB free space.

Create system image for transferring system to new computer.

This will help you create a full backup of the whole Windows system and all installed programs, applications on your C drive to the selected device.

3. Click "Backup Now" to start creating a system backup image to the target device.

Step 3. Boot the dissimilar hardware/computer from EaseUS Todo Backup emergency disk

1. Connect the USB flash drive or external hard drive with emergency disk and system backup image to the new computer.
2. Restart PC and press F2/F8 to boot into BIOS.
3. Change boot drive and set the computer to boot from the EaseUS Todo Backup emergency disk.
Then you'll enter EaseUS Todo Backup main interface.

Step 4. Transfer and recover the system to dissimilar hardware or new computer

1. On EaseUS Todo Backup main window, click "Tools" > "System Transfer". 

Start transferring system to new computer.

2. Select the system image on your drive and click "OK" to continue.

Choose system image to transfer.

3. Then click "Proceed" to start transferring system and even some installed programs on system C: drive to the new hardware computer now.

Start transferring system to the new computer.

Step 5. Restart PC with transferred system
1. Change boot sequence in BIOS to set the computer to boot up from the drive with the transferred system.
2. Save all changes and restart your computer.
3. Update all drive drivers and programs to ensure all things will work just fine on the new computer.

After restoration, the new computer will automatically boot from the system.

Share the blog on your social media to help others swap to new computers easily.

 

Final Words

This is all about copying an old computer to a new computer. We have divided it into two situations: two computers with the same and different hardware conditions. You can follow the guide according to your needs to complete the task without any issues. 

EaseUS Disk Copy and EaseUS Todo Backup are both excellent tools to assist you do it successfully. You should never miss them.

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Copy Old Computer to New Computer FAQs

1. How much does it cost to transfer data from one computer to another?

The cost of transferring data from one computer to another can vary based on the method chosen. DIY methods using USB drives or cloud storage services may range from $20 to $100 or more, depending on the storage capacity. Professional data transfer services offered by computer repair shops or data recovery specialists can cost between $50 to $200 or higher, depending on the amount of data and complexity of the transfer.

2. Is there an easy and free way to transfer everything from the old PC to the new PC?

EaseUS PCTrans is a user-friendly and efficient tool for easily transferring applications, files, and settings from one PC to another without the need for manual copying or reinstalling. The software simplifies the transfer process and ensures that everything is moved seamlessly to the new PC. It is a convenient and cost-effective option for transferring data between computers.

  • Updated by

    Larissa

    Larissa has rich experience in writing technical articles and is now a professional editor at EaseUS. She is good at writing articles about data recovery, disk cloning, disk partitioning, data backup, and other related knowledge. Her detailed and ultimate guides help users find effective solutions to their problems. She is fond of traveling, reading, and riding in her spare time.…
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EaseUS Disk Copy Resources

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