Do you want to work on a 3D model from an STL file in Blender? Here's a quick guide on how to do it! First, open Blender on your computer. Then, go to the 'File' menu and select 'Import.' Choose 'STL' from the dropdown list. Navigate to the location where your STL file is saved, select it, and click 'Import.' Now you'll see your 3D model displayed in Blender's workspace. You can use Blender's tools and features to edit, modify, or render the model as you like. That's it! You've successfully opened an STL file in Blender and are ready to start working on your 3D project.