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How to Create Multiple Levels of Subpages in OneNote

Huma Ashraf Ch Oct 7, 2026 870 views

Question details

The user wants to create unlimited or multiple nested subpage levels to organize complex notes hierarchically.

How to Work Around OneNote Subpage Level Limitations

Product: Microsoft OneNote
Device & OS: not provided
Scenario: Structuring highly detailed information, such as genealogy work or complex project files, which requires a deep hierarchical organization.
Observed behavior: OneNote restricts page hierarchy to a limited number of levels (main pages and two levels of subpages) and lacks built-in settings for infinite subpage nesting.

Before you start

Before manually restructuring your notebooks, ensure that your OneNote app is fully synced across all devices to prevent version conflicts or data loss during the reorganization process.

Solution 1Recommended

Use Section Groups and Cross-Page Links

Since OneNote restricts subpage nesting, you can expand your hierarchy by combining section groups with manual page links.

While you cannot nest pages infinitely, you can group sections together to create an overarching folder-like structure above your pages.

For deeper levels, use master index pages containing links to other pages to simulate a nested architecture.

Create a Section Group

Right-click on an empty area in the section tabs bar at the top or side of your notebook, and select 'New Section Group'. Name this group according to your primary category.

Move Existing Sections

Drag and drop existing sections into your newly created Section Group to add a layer to your hierarchy.

Create Master Index Pages

For pages that need deeper subpages, right-click the target subpage and select 'Copy Link to Page'. Paste this link into a main parent page to manually map out deeper levels.

Limitation Note: OneNote natively supports only a main page, a subpage, and a sub-subpage (two nested levels). Linking is manual and will not visually indent pages in the sidebar.

Solution 2

Implement a Structured Naming Convention

Use alphanumeric prefixes on your page titles to simulate infinite hierarchical sorting without relying on OneNote's visual indentations.

Solution 3

Migrate to a Hierarchical Note-Taking App

If unlimited nested levels are strictly essential for your workflow, consider using specialized third-party applications like CherryTree.

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Frequently Asked Questions

What is the maximum number of subpage levels OneNote supports?

OneNote visually supports only up to three levels in its page list: a main page, a first-level subpage, and a second-level subpage (often called a sub-subpage).

Are there any add-ins that enable infinite subpages in OneNote?

No. While add-ins like Onetastic can automate many tasks through macros, they cannot bypass the hardcoded architectural limits of OneNote's page hierarchy.

Is Microsoft planning to add unlimited nested subpages to OneNote?

Currently, Microsoft has not announced any plans or development roadmap to introduce infinite hierarchical sorting or unlimited nested subpages in OneNote 365, OneNote 2021, or other versions.

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