A Windows 10 Recovery USB (often called a Recovery Drive) is a bootable portable media that contains Windows system files and troubleshooting tools. It is distinct from a standard Installation Media (ISO) because it can also include your PC’s specific drivers and manufacturer recovery partition (if selected).

Are you trying to fix a error or just preparing for a fresh install ?

This gives you a bootable recovery drive with all repair tools, plus the ability to reinstall Windows if needed. It’s free, legal, and works on any PC.

This method creates a tailored recovery tool that includes your specific system files and, often, manufacturer drivers. Recovery Drive - Microsoft Support

This method backs up your system files so you can reinstall Windows if your PC won't start.