How to Show File Explorer's Preview Pane on Windows 10, Open a new File Explorer window and click the View tab from the ribbon toolbar. You can see thumbnails of most images, videos, audio files, and some text-based documents. The Preview pane is It’s easy to preview files without opening them in Windows 10 thanks to the Preview Pane feature in File Explorer. Click Preview Pane in Windows 10 File Explorer. How to Enable and Use Panes in Windows 10, Find “Preview pane” in the upper-left region of the toolbar and click on it. The Preview pane is added to the With the right tools, you can preview a variety of files in Windows 10 without opening their applications. In the Panes section, click the Preview Pane button.How to View Files in Windows 10 Without Opening Them, In the File Explorer window, click the View tab.