Convert Dynamic Disk to basic Disk in DOS

Using DiskPart.exe in command line

1. Open Command Prompt as Administrator Privileges.

2. Type the command:

DiskPart.exe

3. At the DISKPART prompt, type:

select diskN

to select the dynamic disk that you want to convert.

4. At the DISKPART prompt, type:

clean

to delete all volumes on the disk.

5. Then, at the DISKPART prompt, type:

convert basic

to begin revert the disk to basic drive.

3. In the command prompt, type diskpart and press enter. (See screenshot above)

4. Type list disk and press enter.
NOTE: Make note of the disk number (ex: Disk 1) that you want to convert to a basic disk.

5. Type select disk # and press enter.
NOTE: Substitute # with the actual disk number that you want to convert to a dynamic disk. For example, select disk 1.

6. Type detail disk and press enter.
NOTE: This will give you a list of all the volume numbers on the selected disk number that you will need to delete in steps 7 and 8 below.

A) If you do not have any volumes listed, then you can go to step 10.

7. Type select volume # and press enter.
NOTE: Substitute # with a volume number listed in step 6. For example, select volume 3.

8. Type delete volume and press enter.

9. Repeat steps 7 an 8 for each volume # listed in step 6 until you have deleted all volume #'s.

10. When done, type select disk # and press enter.
NOTE: You would use the same one from step 5 above. For example, select disk 1.

11. Type convert basic and press enter.

12. When done, type exit and press enter.

13. Close the command prompt.

14. You can now create partitions on the now basic disk if you like.
NOTE: Restart the computer if you did step 2 instead.