How to Change Drive Letter with Disk Management and Free Partition Assistant?

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Question: I am a Windows 7 user, and now I want to change the drive letter of some partitions. However, I do not know how to carry out the operations. Is there any reliable and free tool that can assist me in accomplishing this task?

Answer: Of course, yes. With the development of science and technology, there are more and more partition software now, among which the most common one is the Windows built-in Disk Management. What's more, some third party disk manager also can be a good choice in completing the job, such as a reliable and multifunctional tool, AOMEI Partition Assistant.

Change Drive Letter with Disk Management


As Windows snap-in software, Disk Management plays a significant role in partition management. Then, the detailed steps of changing drive letter are just as follows.


  • Step 1: right click "My Computer", and select "Manage"
  • Step 2: select "Disk Management" under the term of "Storage" in the pop-up window.
  • Step 3: right click the partition whose drive letter you prefer to change, and select "change drive letter or paths" in the pop-up window.
  • Step 4: then, in the next pop-up window, select the target drive, clock "Add" option, and choose a new letter that you want assign to this volume in the drop-down box on the right.
  • Step 5: click "OK". Then, a warning window will pop up, saying "Some programs that rely on drive letters might not run correctly. Do you want to continue?" if you are sure of the operation, just click "Yes".

Note: the drive letter of the system partition can not be changed as well as the partition that includes the "pagefile.sys" folder.

Change Drive Letter with AOMEI Partition Assistant

As a magic partition tool, AOMEI Partition Assistant can make a great contribution to manage hard drive well. The picture below is the main interface of AOMEI disk manager Standard Edition, which is totally free of charge.

AOMEI Standard Edition

This powerful tool can help to change the drive letter through the following steps.

  • First, download freeware, install and launch it.
  • Second, right click the target volume, and in the drop-down menu select "change drive letter" under the term of "Advanced".
  • Then, click "Apply" on the toolbar in the main interface.
  • At last, check the result from the Disk Management.

Apart from this function, AOMEI partition software possesses many other progressive features, such as, resize, merge. split, allocated free space, etc. Therefore, if you are worrying about these disk problems, just download the freeware and resolve the troubles right away.