This post talks about what is an STP file and how you can open such files in Windows 11/10. STP or STEP is a 3D assembly file saved in Standard for the Exchange of Product Data (STEP) format.

So you have this file and you don’t know how to open it. The person who sent it to you doesn’t seem to know either, and your deadline is ticking nearer. What do you do? Head to Go2Convert.com.