How to Format USB Flash Drive/Pen Drive Using CMD on Win 10
Step 1. Open Command Prompt on Windows 10
press Windows + R, type cmd in Run dialog, press Ctrl + Shift + Enter and click Yes to run Command Prompt as administrator.
OR
Command Prompt Open UP with Admin rights
Step 2. Open DiskPart command tool
Next you can type the command diskpart in Command Prompt window. Press Enter to launch DiskPart utility.
DISKPART is a powerful tool that you can use to manage all the partitions from the command line. Before running this tool, make sure to remove the USB drive.
1. Type diskpart in the Run Prompt, and hit enter
2. After the UAC, it will open the Command Prompt which is running this tool
3. Type LIST DISK to list all the drives connected to the computer.
4. Now insert the USB drive, and then rerun the command.
5. This time you will notice an extra drive that you need to format. In my case, it is DISK 2
6. Next type SELECT DISK 2, and you will get a prompt Disk 2 is now the selected disk.
7. Type CLEAN, and hit the Enter key
8. Then type CREATE PARTITION PRIMARY and hit enter
9. Type Format fs=NTFS Quick and hit enter
10. Type Assign and hit Enter key to assign a letter to the newly formatted drive.
