Major NotebookLM Update! Video Summaries Now Support 80 Languages, and Presentation Generation Will Blow Your Mind

Google’s AI note-taking tool, NotebookLM, has recently received a major update. The Video Overviews feature is no longer limited to English and now supports up to 80 languages, greatly enhancing its ability to process cross-lingual audio and video content. At the same time, Audio Overviews have also become more flexible. Let’s take a look at the highlights of this update and how it will change the way we learn and work.


Have you ever wished that AI could quickly help you digest a foreign language video and directly generate a presentation with clear key points? In the past, this may have been a distant dream, but now, Google’s AI research and writing assistant, NotebookLM, is making it a reality.

Recently, NotebookLM has undergone a very significant upgrade, especially for its features for processing audio and video content, which can be said to have solved the pain points of many people.

No Longer English-Only! A Great Leap Forward for Multilingual Video Summaries

In the past, although NotebookLM’s “Video Overviews” feature was powerful, it only supported English content, which was a bit of a pity for users who needed to process multilingual information.

Good news is, this limitation is now a thing of the past! NotebookLM has now officially expanded the support for Video Overviews to 80 languages. This means that whether you are watching a tutorial video, lecture, or interview in Chinese, Japanese, Spanish, or French, NotebookLM can easily analyze, summarize, and generate a structured note for you.

This update is not just an increase in the number of languages, it also represents a revolution in the way knowledge is acquired. For students, researchers, or professionals working across borders, language is no longer a barrier to absorbing new knowledge. You can grasp the latest information from around the world more quickly, greatly improving the efficiency of learning and work.

Audio Summaries Are Also More Considerate, the Length Is Up to You

Not only the video feature, but this time the “Audio Overviews” has also received a practical upgrade.

NotebookLM has added flexibility in choosing the length of the generated summary in its audio summary feature. Users can now freely switch between “short” and “default” summaries according to their needs.

What does this mean? For example, if you just want to quickly review the key points of a meeting recording, the “short” summary can give you the core conclusions in a few seconds. But if you need to write a detailed minute for this meeting, the “default” version can provide a more complete and richer context. This kind of customized flexibility makes the tool more in line with actual work scenarios.

Why Should You Try It? The Presentations It Generates Are Really Different

At this point, you may think that this is just another AI summarization tool. But the most amazing thing about NotebookLM’s Video Overviews is the style of the presentations (PPT) it generates.

Many tools on the market generate presentations that are often just a rigid pile of text and images on a page, looking like a direct copy and paste from a Word document, with no sense of design at all, and quite difficult to read.

But NotebookLM takes a completely different approach. It adopts a design philosophy of “speech first, content as support”.

What does this mean? Let me explain:

  • Speech First: Each page of the presentation is like a cue card prepared for the speaker, with concise and powerful text that only presents the most critical points or thought-provoking questions.
  • Content as Support: The focus of the screen is left to visual elements or key data, and the text only plays a supporting role. This guides the audience to focus on listening to the speaker, rather than looking down and reading the text on the slides.

This design concept brings the presentation back to its most original and important function - communication. It is not a detailed document, but a visual tool to help you convey your ideas and guide your audience’s thinking. If you are tired of those presentations that are full of content and make people want to sleep, I strongly recommend that you experience the results generated by NotebookLM for yourself. It will most likely completely change your view of AI-generated presentations.

Conclusion: Not Just a Note-Taking Tool, But Your Intelligent Research Partner

In summary, this update of NotebookLM is not just an increase in features, but a huge leap in practicality. The video summary that supports 80 languages breaks down the language barriers of information, while the audio summary with selectable length provides more flexibility.

More importantly, its unique presentation generation concept shows us how AI can truly become a powerful partner to assist thinking and communication. If you haven’t tried NotebookLM yet, now is definitely the best time. Go upload a video or audio and experience the convenience and surprise it brings for yourself!

Note that it is being rolled out gradually over a week, and as of the update of this article, it is still limited to English.

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