Once done, select the copy partitions button and then 'exact partition offset and length' from the selection menu. Since you want to copy the system disk, you need to make sure that the entire disk is free. Use the 'delete partition' action to remove any existing partition from the second disk. Activate 'select a disk to clone' to pick the destination drive.

The clone window opens and the main disk is displayed at the top as the source disk.

Select 'clone this disk', which you find under the main system disk in the interface. Macrium Reflect Free displays all disks and their partitions in its interface. One thing that you need to do is connect both hard drives to the PC as you will copy data from the running system disk to the new disk. Note: you may want to decrypt an encrypted partition before you start the process, as the encryption software may not play nicely because of the changed disk. You may also download the software from third-party sites such as Softonic. You can do so from the developer website, but need to supply an email address to do so. This guide uses a free disk backup software, Macrium Reflect Free to be precise, to clone the system partition of the slow SSD to the fast SSD.įirst thing you need to do is download Macrium Reflect Free. While there are many guides on cloning available on the Internet, most appear to advertise paid products. Since I did not want to reinstall Windows or apps, I decided to clone the disk as this would speed things up significantly. Cloning copies all data from one disk to another. I had a good 256 Gigabyte Solid State Drive still lying around from an old PC and decided to replace the slow SSD of the new PC with the fast SSD of the old. It had a good amount of space, 512 Gigabytes, but as soon as write processes would start, it would slow down things on the entire system considerably.

I bought a new Windows 11 PC this week for Office work and noticed that the Solid State Drive was slowing things down.

Macrium reflect disk cloning