By AOMEI / Last Updated September 12, 2019

"I bought an SSD to hold Windows 7 on my PC so that I can speed up the computer, while the only problem is that I have no idea about how to migrate Windows 7 off my current HDD to the new SSD. Please note that I only have the OEM version where the OS can only be installed onto one computer."

The problem is from an internet user, it is a typical question on why migrate OS from HDD to SSD in Windows 7, Windows 8 or Windows 10. By migrating, you can speed up the computer so it would not cost you much time to start your system. By migrating, you may copy OS to new hard drive or onto any computer. Anyhow, your computer’s performance would be improved as well.

Free Software to Migrate Windows 7 to SSD

Commonly, there are two ways to transfer OS to SSD in Windows 7, one is use Windows tool, and the other is use third-party software. Some SSD like Samsung SSD brings its own data migration utility. If you have purchased this brand SSD, you can migrate Windows 7 to Samsung SSD using that tool. Here, I’d like to recommend the easy way with third-party software, which can help you move everything on system drive as well as its related partitions from HDD to SSD without data loss.

AOMEI Partition Assistant Standard Edition is a comprehensive and powerful disk migrate program that can be used free of charge. Its built-in “Migrate OS to SSD” feature allows you to transfer data or system drive to a new SSD without reinstalling. TRIM for SSD and partition alignment would be performed by this software as well. The software simplifies the process of migrating Windows 7 from HDD to SSD on Windows. With a few clicks of the mouse, you will achieve the target.

Step 1: Connect the SSD to your computer and make sure it can be detected. Download, install and launch AOMEI Partition Assistant.

Step 2: Click “Migrate OS to SSD” and read the information.

Migrate OS to SSD

Step 3: Select the SSD as the destination disk. All partitions will be deleted if you check the option below. Back up important files beforehand.

Select Disk Space

Step 4: You can resize the partition on the destination disk before you move Windows 7 to SSD. Bear the "Note" that comes next in mind.

Resize Partition

Step 5: Click “Apply” and then "Proceed" to execute the operations. It will complete the task in Restart mode.



  • Windows 10, Windows 8/8.1, Windows 7, Windows XP and Windows Vista are supported by AOMEI Partition Assistant Standard.

  • AOMEI Partition Assistant Standard only supports to transfer Windows 7 to SSD between MBR and MBR disks. To migrate operating system between MBR and GPT disk, please upgrade to Professional edition.

How to Migrate Windows 7 to SSD by Other Ways?

It’s easy for users, especially for the newbie, to migrate Windows 7 from HDD to SSD with AOMEI software. Some People may also try to find other ways, and then we need to refer to the following two methods.

Way1: Copy Disk Entirely

Because Operating System is installed on HDD, you may migrate Windows OS by copying or cloning entire HDD to the SSD. This transfers not only the system partitions but also data partitions to SSD. Please note that this method requires the destination SSD is equal to or larger than the used space of HDD. What’s more, to clone Windows 7 HDD to SSD on laptop, you have to pay more attention to the process.

Way2: Clean Install Windows 7

It’s a little time-consuming and complicated to directly install OS and necessary applicationsto SSD, or copy the data and files to SSD from the original system.

Firstly, you need to back up your current drive, and then delete all your personal files if necessary so that your Windows installation can fit on the solid-state drive. After this, you’ll clone your current drive onto the SSD and erase your current drive as required. This operation allows you to move all your folders back to the original hard drive and restore all your personal files from the back up. This is just a brief procedure of migrating Windows from HDD to SSD, but the whole process is genuinely complicated.

By contrast, you’ll easily find free AOMEI Partition Assistant is a better choice to migrate Windows 7 from HDD to SSD. Just with a few clicks of the mouse, you can move Windows to SSD