Are you struggling to import OBJ files with their textures into Unity for your 3D projects? Don't worry, I've got you covered with a step-by-step guide to help you through the process. Let's get started!

Step 1: Make sure you have the OBJ file and its accompanying textures ready.

Step 2: Open Unity and create a new project if you haven't already.

Step 3: In the project window, create a new folder to keep your OBJ file and textures organized.

Step 4: Drag and drop the OBJ file into the folder you just created.

Step 5: Unity will automatically import the OBJ file, but the textures won't be applied yet.

Step 6: To apply the textures, create a new material in Unity by right-clicking in the project window and selecting 'Create > Material'.

Step 7: Name the material and double-click it to open the material inspector.

Step 8: In the inspector window, you'll see a 'Albedo' slot. This is where you'll add the texture for the material.

Step 9: Click on the small circle next to 'Albedo', and select 'Texture' from the dropdown menu.

Step 10: Navigate to the folder where your textures are located and select the appropriate texture for the material.

Step 11: Once the texture is added, you'll see it applied to the material in the inspector window.

Step 12: Drag and drop the material onto the imported OBJ file in the scene to apply the texture.

And there you have it! Your OBJ file should now be imported into Unity with its textures applied. Now you can start working on your 3D project with all the textures in place. I hope this guide was helpful, and I wish you the best of luck with your Unity 3D projects!