The best 3D file converter of 2025 in full: Why you can trust TechRadar We spend hours testing every product or service we review, so you can be sure you're buying the best.

3D printing can be a fun and productive hobby and skill, but there can be a lot of confusion around the files involved. Here are some you should know about.

Learn how to change file size in Paint and Paint 3D on Windows 11/10. You can also change the file resolution in Paint app and Paind 3D.

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.

Let us know what your stance is on a free and open 3D Printing file search engine, especially if you plan to fund DEFCAD – or oppose it with your whole heart.