EPUB Books
ActiveEPUB mode is designed for structured ebooks, letting you keep the full book or narrow the import to selected chapters even when the embedded TOC needs recovery.



Chapter-tree selection for focused imports or full-book coverage.
TOC recovery from EPUB navigation, NCX, headings, or generated sections when needed.
PDF or Markdown output with TOC-level control and optional book-name prefixes.
- 1
Install the Chrome extension and open Book Import.
- 2
Choose the target notebook, then upload an EPUB.
- 3
Review the native or recovered chapter tree and keep all chapters or refine the selection.
- 4
Choose PDF or Markdown output and confirm the final source format.
- 5
Run the import and review the new sources in NotebookLM.
Related Pages
Continue with closely related pages in the same topic cluster.
- Book Import Overview for NotebookLM
Review the Chrome extension import options for PDF and EPUB book sources in NotebookLM.
- PDF Book Import for NotebookLM
Import a whole PDF, use generated page ranges, or split custom ranges before exporting PDF or Markdown sources.
- Browse Full Directory
Open the complete directory to discover more indexable pages.