The feature, called Video Overviews , is rolling out to the NotebookLM app on both Android and iOS, alongside deeper customization tools for infographics and presentations. NotebookLM is designed to help users work with their own documents, such as PDFs, notes , and study material, using Google’s AI. Until now, the mobile version provided summaries mostly in text or audio form. With Video Overviews, Google is adding a more visual way to consume information, especially on phones, where...