> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://docs.simplebooklet.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Add a Fullscreen Button to your Navbar

# Add a Fullscreen Button to your Navbar

The **Fullscreen Button** allows your audience to quickly view a thumbnail preview of your Simplebooklet's pages, making it easier for them to navigate and select pages. When enabled, this button will appear in the **Controls** section of your navbar. Here's how to set up the **Fullscreen Button** button in your navbar.

|| Available on all plans.

### How to Add a Fullscreen Button to your Navbar

1. Open your **Dashboard** and select the Simplebooklet you want to update.

2. Click the **Design** tab.

![](https://storage.crisp.chat/users/helpdesk/website/-/b/a/9/a/ba9a701c45868800/design-tab-crisp_l6ig1e.png =852xauto)

3. In the left-hand toolbar, click **Controls**.

![](https://storage.crisp.chat/users/helpdesk/website/-/b/a/9/a/ba9a701c45868800/framegenericlight-2025-06-20t1_1aaab0u.png =140xauto)

4. Toggle on the **Fullscreen** option to enable the Fullscreen button in your navbar.

![](https://storage.crisp.chat/users/helpdesk/website/-/b/a/9/a/ba9a701c45868800/framegenericlight-2025-06-20t1_1eiff1q.png =506xauto)

5. Your changes will be saved automatically. When you're done, simply close the drawer.

6. The Fullscreen Button in the **Controls** section of your navbar is now active, allowing your audience to expand your Simplebooklet and enjoy a more immersive viewing experience.


### How this impacts the Reader’s Journey:

The **Fullscreen Button** enhances the **Immersion** stage of the Reader’s Journey. By allowing readers to expand the booklet to full-screen mode, you provide them with an immersive experience where they can engage with your content more deeply. This feature encourages your audience to explore your content without distractions, ensuring a more enjoyable and focused experience.