Best Free Disk Copying Without Restart Tool for Windows OS

Why do you need disk copying without restart tool?

Disk copying is a shortcut when you wish to upgrade your old disk to a new better one or save your data when the PC is down. But, sometimes, if disk copying won’t require you to reboot the computer several times, things will be more convenient:

Free disk copying without restart tool for all Windows OS

We all know Windows doesn’t have any built-in cloning tool for all users. If you wish to clone your disks, the only option is to select a disk cloning tool on the market. However, many cloning tools ask users to reboot the PC several times to complete the entire cloning procedure. Thus, if you need to clone a disk without rebooting, you’ll need a better option.

Here, we sincerely recommend to you AOMEI Partition Assistant Standard, the best free disk cloning software for all Windows 11/10/8/8.1/7/XP users. Compared with other cloning tools, what makes this tool the best free disk cloning software are:

Clone method: This tool use the hot clone tech, which means users don’t need to shut down the device during the cloning, and without restarting, the whole process will be more convenient.

 Clone ways: To clone your disk, you can select a quick clone to clone only used part for cloning to a smaller disk, or doing a sector-by-sector clone to make a complete duplicate for your current disk.

Excellent compatibility: This tool can not only work for real devices but also work on the virtual machine running Windows OS. Users can clone disks on a running virtual OS.

Make sure your disk is connected steadily, now let’s start!

Step 1. Download and install AOMEI Partition Assistant Standard. Then, on the top pane, click "Clone" in the main interface, and select "Clone Disk".

Step 2. Choose the old hard disk as the source disk and click "Next".

Step 3. Select the new drive as the destination disk, and then click "Next".

Step 4. Then, you can check the source and destination disk in the next window or change to "Sector to Sector clone", and click the "Confirm" button to continue if there is no problem.

Here, you can also click the "Settings" button to adjust the partition size on the destination disk or tick "4k alignment" to improve the reading and writing speed of the SSD. 

Step 5. After returning to the main interface, check the pending operation and click "Apply" and "Proceed" to commit the operation.

When the clone is finished, Windows will not reboot. If you wish to boot Windows from the cloned drive the next time you boot your computer. To boot the computer from the cloned drive, access the BIOS and alter the boot order.

Further reading: Can I clone only OS without rebooting?

If you only wish to keep OS only on your new disk, well, AOMEI Partition Assistant has a “Migrate OS to SSD” feature on your service. This function also employs the hot clone way, so you can migrate OS to another SSD or HDD while Windows is running.

Final lines

As the best disk copying without restart tool, AOMEI Partition Assistant surpasses other similar tools to perform better service for you. Besides the disk clone and OS migration features, you can also use this tool to convert partition scheme between MBR and GPT without data damage, move installed software to another disk without reinstalling, convert file system without formatting, etc.

And there is the Server Edition for Windows Server 2025/2022/2019/2016/2012(R2)/2008(R2) users (also available to a virtual machine) to manage their devices conveniently.