How to
Step 1: Type cmd in the search box, then you can get the best match called Command Prompt. Right-click on it and choose "Run as administrator".
Step 2: On the Command Prompt window, type diskpart and press "Enter".
![type diskpart to format usb flash drive using cmd](https://www.cseworldonline.com/articles/img/diskpart-format-step1.png)
Step 3: Type list disk and press "Enter". According to the list disk information, check which disk is your USB flash drive. For example, disk 2.
![type list disk to format usb flash drive using cmd](https://www.cseworldonline.com/articles/img/diskpart-format-step2.png)
Step 4: Now type select disk 2 and press "Enter".
![type select disk 2 to format usb flash drive using cmd](https://www.cseworldonline.com/articles/img/diskpart-format-step3.png)
Step 5: Type clean. Wait some time for disk erasing.
![type clean to format usb flash drive using cmd](https://www.cseworldonline.com/articles/img/diskpart-format-step4.png)
Step 6: Type create partition primary and press "Enter".
![type create partition primary to format usb flash drive using cmd](https://www.cseworldonline.com/articles/img/diskpart-format-step5.png)
Step 7: After diskpart successfully created the specified partition, type format fs=ntfs and press "Enter". If you prefer other file system formats, change the command ntfs to the desired one such as fat32, exfat, etc.
![type format fs=ntfs to format usb flash drive using cmd](https://www.cseworldonline.com/articles/img/diskpart-format-step6.png)
Step 8: Type assign to create a drive letter to the flash drive.
![type assign to format usb flash drive using cmd](https://www.cseworldonline.com/articles/img/diskpart-format-step7.png)