Elephas14 min read
NotebookLM Upload Limits: Add More Files in Gemini Notebook (2026)
NotebookLM (now Gemini Notebook) upload limits: 50 sources free, the file size cap, upload errors, and how to add more files in 2026.
By Kamban SElephas Blog
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Originally published by Elephas Blog on Aug 12, 2026.
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