Importing a new file into 3D Viewer HOL is a simple process that allows you to view and edit 3D models with ease. To import a new file, follow these steps:

1. Open 3D Viewer HOL: First, open the 3D Viewer HOL application on your device. If you don't have it installed, you can download it from the official website or app store.

2. Click on 'Import': Once the application is open, click on the 'Import' button located on the top menu bar. This will prompt you to select the file you want to import.

3. Select the file: After clicking the 'Import' button, a file picker window will appear. Navigate to the location of the 3D file you want to import and select it. The file should have a compatible format such as .obj or .stl.

4. View and edit the 3D model: Once the file is imported, the 3D model will appear in the viewer. You can now use the various tools and features provided by 3D Viewer HOL to view and edit the model as needed. This may include rotating, scaling, or applying textures to the model.

5. Save your changes: After you have made any necessary edits or adjustments to the 3D model, you can save the changes directly within 3D Viewer HOL. This will allow you to access the modified file for future use.

By following these simple steps, you can easily import a new file into 3D Viewer HOL and begin viewing and editing 3D models with ease. Whether you are a professional designer or an enthusiast, this process allows for seamless integration of 3D files into the viewer for a variety of purposes.