NotebookLM and Gemini: Use Notebook Context
References checked: 5 October 2026

Task: What notebook and conversation context is this answer using?
Inputs: [provide a personal notebook and an explicit context-use choice]
Audience: [intended reader]
Required result: a cross-app answer whose source context is understood.
Use approved sources and preserve dates, definitions, conditions, and exceptions. Separate confirmed facts, interpretation, and unresolved questions. Do not invent missing details. Show the evidence needed to review consequential claims. Ask one focused question if a missing requirement blocks the result.
Acceptance checks:
- Notebook identity is clear
- Instructions remain consistent
- Chat context is understood
- Original evidence is retained

Practice
Test a fictional notebook across apps with one known fact and one source-absent question.

Official reference
https://support.google.com/gemininotebook/answer/17003757?hl=en