How to Create a Windows 10 / 8 / 8.1 Bootable USB Drive Without Using Any Software

This Tutorial Showing How to Create a Windows 10 / 8 / 8.1 Bootable USB Drive Without Using Any Software using Diskpart command. To create a bootable USB drive manually, we will use the Command Prompt as a Windows default program. Here are step by step to create a bootable USB drive as the Windows installation media. To create a bootable USB drive as a Windows installation media, we require at least 4 GB for minimum capacity. Larger capacity is better.