01What Is the NotebookLM and Gemini Update?

The NotebookLM and Gemini update is a major change from Google. It merges NotebookLM and Gemini into one system called Notebooks in Gemini. Instead of using two separate apps, you now have a dedicated Notebook space inside the Gemini app.

In this space, you can organize your chats, upload files, and give the AI custom instructions. Everything syncs automatically between Gemini and NotebookLM. Sources you add in one place appear in the other.

This means you are no longer jumping between two apps. It is one clean workspace.

Before this update, every new Gemini chat started from scratch. It forgot everything. Now, when you open a Notebook, Gemini already knows your project.

Your files, chats, and instructions are all there. You don't have to repeat yourself.

02Main Features of the Update

This update brings several key features that improve how you use AI. Here is a quick list of what is new:

  • Persistent memory: Gemini remembers details from previous interactions. This is useful for long-term projects because it reduces repetitive data entry and keeps workflow continuity.
  • Custom instructions: You can tell Gemini exactly how to respond, what to focus on, and what to ignore. This trains the AI for your specific workflow.
  • Pin up to five Notebooks: You can pin your most-used Notebooks for quick access.
  • Centralized work: You can integrate existing chats into Notebooks to streamline everything.
  • Broad file support: Add PDFs, text documents, Google Docs, files from your computer, website URLs, and YouTube videos with transcripts extracted automatically.
  • Task management: Organize tasks, set priorities, and monitor progress directly in the Gemini app.

These features make Gemini a central hub for your projects.

03How to Get Started with Notebooks in Gemini

Getting started with Notebooks in Gemini is simple. Here are the steps to begin using the new system:

  1. Open the Gemini app on the web or mobile. The rollout started with Google AI Ultra, Pro, and Plus subscribers on the web. Mobile access came in the following weeks, and free users got access after that.
  2. Create a new Notebook for a specific project. You can outline key milestones, attach notes, and compile research in one place.
  3. Upload your files. Add PDFs, Google Docs, website URLs, or YouTube videos. Gemini will extract transcripts from videos automatically.
  4. Set custom instructions. Tell Gemini how to respond, what to focus on, and what to ignore. This makes it work for your business.
  5. Start chatting. Gemini already knows your context, so you can ask it to help with tasks like writing emails or summarizing reports.
  6. Pin the Notebook if you use it often, so you can access it quickly later.

04How to Use NotebookLM and Gemini Together

Once you have a Notebook set up, you can use it for many tasks. Here are examples from the episode:

Client outreach: If you run a service business, you can build a Notebook with your service info, past case studies, your pitch, and FAQs. Every time you open it, Gemini is up to speed. Ask it to write a follow-up email, and it knows your offer, tone, and audience.

Project management: You can organize tasks, set priorities, and monitor progress directly in Gemini. This replaces the need for a separate project management tool for some work.

Content creation: Upload a dense PDF, a YouTube transcript, or your own notes. Then go to the studio panel and hit video overview. NotebookLM will build a narrated, animated video from your content.

You can even pick the visual style: classic, whiteboard, watercolor, retro print, heritage, papercraft, kawaii, or anime.

Deep research: Give Gemini a topic, and it creates a research plan, searches hundreds of quality sources, and compiles a citation-backed report. This is useful for qualifying prospects or gathering information.

05Results and Comparisons Shown in the Episode

The episode did not show direct test results or comparisons against other tools. But it gave some clear details about what you can expect.

Video quality: The output quality of cinematic video overviews is described as 'early competent', not polished. It is not ready for a big campaign, but it works for internal training, client explainers, and breaking down complex topics visually.

Context window: Gemini now has a 2 million token context window, which is the largest among frontier AI models as of April 2026. This means it can pull in your entire Notebook and work from it at once.

Limits and availability: Cinematic video overviews are available in English for Google AI Ultra subscribers over 18 on web and mobile. There is a maximum of 20 overviews per day. Standard video overviews (explainer and brief formats) are available on lower tiers too.

These details help you set realistic expectations.

06Tips, Limits, and Mistakes to Avoid

Here are some practical tips and warnings from the episode to help you get the most out of the update:

  • Use the free tier first: The free tier includes 50 sources per notebook, 50 daily chats, and 3 audio overviews. That is enough to test a real workflow without spending money.
  • Don't expect polished videos: Cinematic videos are good for internal use, but not for external campaigns. Adjust your expectations.
  • Check your subscription: Cinematic video overviews are only for Ultra subscribers. If you don't have that, you can still use standard video overviews.
  • Be careful with daily limits: You can generate up to 20 cinematic overviews per day. Plan your work accordingly.
  • Custom instructions matter: Give Gemini clear instructions so it focuses on the right things and ignores what is not relevant.
  • Don't forget to sync: Sources added in Gemini appear in NotebookLM automatically, but you need to ensure you are using the same account.

Avoid these mistakes to save time and effort.

07Who Should Use This Update and Why It Matters

This update is for anyone who uses AI for work or business. If you create content, build presentations, onboard clients, or train a team, the video overviews are useful. You upload your SOPs, process docs, or training materials, and NotebookLM builds a video walkthrough for you.

That is content you used to have to record yourself or pay for.

For business owners and freelancers with multiple clients or projects, the Notebook space saves time. You can manage tasks, track progress, and keep research in one place. The persistent memory means the AI remembers your context, so you don't repeat yourself.

With the 2 million token context window, you can hand Gemini an entire business—all your documents, research, and client history—and it can reason across all of it at once. That changes what is possible for automation and analysis.

This update matters because it turns Gemini into a central workspace, not just a chat tool. It reduces repetitive work and helps you be more efficient.

08Additional Resources Mentioned in the Episode

In the episode, Julian Goldie mentioned resources to help you get the most out of these tools.

The AI Profit Boardroom is a community with 2,800 business owners. They offer a 30-day roadmap on NotebookLM and Gemini Notebooks, covering how to build your first notebook, set up custom instructions, and generate more leads. They also run 4 live coaching calls every week.

You can find the link in the comments or go to aiprofitboardroom.com.

There is also the AI Success Lab, which is free. It gives you video notes from each episode, plus access to a community of 67,000 members building with AI. You can find links in the comments and description.

These resources are optional, but they can help you apply what you learned faster.