Best Free OS Migration Software for Windows 11 2025

Are you looking for a reliable free OS migration software for Windows 11 to transfer the Windows operating system with OS settings to a new disk? This page gives you official access to download one of the best OS migration software for free and shows you how to migrate OS to a new HDD/SSD successfully without reinstalling Windows.

Free OS migration software helps you clone your Windows 11 system, including files, apps, and settings, to a new drive without reinstallation. For Windows 11 OS migration, a popular software solution is to run OS migration software for transferring Windows, Windows settings, files, and applications. Disk cloning tools support Windows 11/10 migration to SSDs or HDDs via entire OS disk cloning. 

If you're seeking free OS migration software for Windows 11, like the two cases below from Reddit and Twitter, you've come to the right place because this page shows you how to download and operate the best OS migration software from EaseUS with a few clicks.

How do I pick and define which OS migration is qualified so that I can rely on it? Follow this page, and you'll learn how to pick the best OS migration software for your current OS.

Preparations Before Windows 11 OS Migration

To ensure a smooth and rapid Windows 11 OS migration, please check these items and prepare the following tasks to execute a free Windows 11 OS migration operation. Let's check them out.

If you prefer visual reminders, you can refer to the following infographic image👇

Download Best Free OS Migration Software for Windows 11

To save you time and energy testing and evaluating all possible system transfer or data migration programs, we recommend EaseUS Partition Master Free Edition as the best free OS migration software for Windows 11 users. It supports Windows 11 Home, Pro, Education, Enterprise, Pro for Workstations and SE, etc. editions for system migration.

What Can EaseUS OS Migration Software Do for You:

EaseUS Partition Master is more than a simple system for transferring software. With this tool, you can fulfill all types of computer management tasks on your own, including:

If you like this OS migration software provided by EaseUS software, don't forget to share it online so as to help more of your friends transfer their OS to another disk without losing any data:

Pros and Cons of EaseUS OS Migration Software - Partition Master:

Here is a list table that you can clearly view the pros and cons of EaseUS OS Migration software - Partition Master:

You can now click the button to download this free OS migration software and follow the tutorial guide shown in the next part to easily upgrade your OS disk.

How to Migrate Windows 11 to a New Disk with EaseUS Free OS Migration Software 

At this point, you're ready to move Windows 11 to another drive via the following steps to clone existing partitions one by one to the new disk:

Step 1. In EaseUS Partition Master, select "Disk Clone" from the left menu. Click "Clone Partition" and "Next".

Step 2. Select the source partition you want to clone from and click "Next".

Step 3. Choose your the target partition and click "Next "to continue.

• If you clone partition to the existing partition, you should transfer or back up data before cloning to prevent it being overwritten.
• Check warning message and confirm "Yes".

Step 4. Click Start and wait for the clone to complete.

You can check how to clone partition or system reserved partition on this video tutorial.

Remember you'll need to repeat the above steps until you clone all Windows 11 partitions including the sytstem and boot partitions to a new disk.

Bonus Tip: Make the OS Bootable on the New Disk after the OS Migration

After transferring the operating system to the new disk, you'll need to switch the boot drive in BIOS settings, setting the new disk with the migrated OS as the boot drive. And here are the detailed steps:

Step 1. Reboot your PC, and press F2/F8 or the Del key to enter BIOS.

Step 2. Go to the boot menu, and set the new disk with the migrated OS as the boot drive.

Step 3. Save the changes by pressing F10 and restarting the PC.

Step 4. Wait for the computer to boot up from the new disk.

How to Select Suitable Free OS Migration Software for Windows 11

In this part, you'll learn what exactly OS migration software is and how to apply the tips in selecting a suitable free OS migration for Windows 11. 

Tips for Selecting Reliable & Free System Migration Software

Here is a list of OS migration software selection tips for you to define and test if the current OS migration software you find is qualified to accomplish your task:

• Feature: Whether it helps to resolve your OS migration task.
• Price: Free (costing you $0 in paying for this tool), or whether the software price is within your budget.
• OS Compatibility: The software is compatible with your current operating system.
• Complexity: Whether the software is easy to use.
• Technical Support: whether the target software offers technical support for non-tech users.

Final Verdict

On this page, we introduced what OS migration software is and listed the situations in which you will need to turn to reliable OS migration software for help. 

For most Windows beginners, EaseUS Partition Master, with its Migrate OS feature, can easily assist them in moving the OS from HDD to SSD or a bigger HDD. If you are trying to upgrade the OS disk, take this software for help.

FAQs about OS Migration Software

Here we also collected and listed some popular questions about OS migration and OS migration software. If you are also interested, follow and find answers here:

1. Is there free OS migration software in Windows 11 or 10?

Most OS migration software is not free, and you may need to pay for reliable OS migration. However, if you prefer to migrate OS to a new disk on Windows 11 or Windows 10 with free software, you can turn to EaseUS Partition Master Free edition with its Copy partition feature for help.

2. Does Windows have a built-in migration software?

No, Windows doesn't have built-in migration software. It only has a system image feature called Windows Backup and Restore. It's a tool that allows you to create a system restore point on a local disk drive in a Windows PC.

3. How to transfer OS from HDD to SSD for free?

• Connect a new SSD to your PC and initialize SSD to the same disk type as the OS HDD - MBR or GPT.
• Create 2 or 3 more partitions on the SSD. 

The new partitions need to be equal to or bigger than the used space in the system and boot volumes. 

• Launch EaseUS Partition Master Free, go to the Clone section, and click "Copy Partition".
• Select the OS volume as the source partition and select a new volume on the SSD disk as the target volume.
• Click "Next" and click "Execute Task".
• Repeat the process to clone the System volume to another volume on SSD.

After this, you'd need to change load information and configure the computer to boot from the new drive:

• Reboot the PC from Windows installation media or CD.
• Enter the Windows install screen, and select "Repair your computer".
• Click "Troubleshoot", "Advanced Options", and "Command Prompt".
• Enter the following command and hit Enter one by one:

If your computer is using BIOS Legacy boot mode, type the following command:

1. bcdedit /store x:\boot\bcd /set {default} device partition=d:
2. bcdedit /store x:\boot\bcd /set {default} osdevice partition=d:

If your computer is using UEFI boot mode, type the following commands:

1. bcdedit /store x:\efi\microsoft\boot\bcd /set {default} device partition=d:
2. bcdedit /store x:\efi\microsoft\boot\bcd /set {default} osdevice partition=d:

Note that X: is the source OS drive, and d: is the new target OS drive.

4. What is the best OS migration software?

If you search this question online or Google it, you'll get an answer like this:

The best free OS migration software options include Clonezilla, Rescuezilla, and Hasleo Disk Clone, which facilitate Windows system migration through disk cloning. In contrast, DiskGenius and EaseUS Partition Master are designed for migrating an OS to an HDD or SSD. 

No matter which tool you decide to use, always remember to back up your data before executing the task, and also make sure your target disk has bigger storage for the used space on the source system disk. Last, configuring the new disk as the boot drive in BIOS also matters.