Saving your 3D models in Maya as OBJ files is a crucial step in the 3D modeling process. Follow these simple steps to save your files in the widely supported OBJ format.

Step 1: Open your 3D model in Maya. Once you have finished creating or modifying your 3D model, it's time to save it as an OBJ file.

Step 2: Select the 3D model you want to save. Make sure the correct 3D model is selected in your Maya workspace. You can do this by clicking on the model or using the Outliner panel to select it.

Step 3: Go to File > Export Selection. In the main menu, navigate to the 'File' tab and select 'Export Selection'. This will open the Export Selection window.

Step 4: Choose OBJ as the file type. In the Export Selection window, select 'OBJexport' from the 'Files of type' dropdown menu. This will ensure that your 3D model is saved in the OBJ file format.

Step 5: Set export options. Before saving your OBJ file, you can adjust the export options such as file name, location, and export settings. Make sure to choose a file name that is descriptive and easy to identify.

Step 6: Click Export. Once you have set the export options, click the 'Export' button to save your 3D model as an OBJ file. Maya will then export the selected 3D model in the OBJ format to the specified location.

Step 7: Verify the saved file. After exporting, navigate to the specified location and verify that the OBJ file has been saved correctly. You can open the file in other 3D modeling software to ensure its integrity.

By following these simple steps, you can easily save your 3D models as OBJ files in Maya. The OBJ format is widely supported and can be easily imported into other 3D modeling and rendering software, making it a versatile file format for sharing and collaborating on 3D projects.