Highlight and Annotate Documents

Last updated on October 13, 2025

  1. Open any document and pick the highlighter, pen, or eraser from the top right-hand corner. 

  2. Make your mark!

3. Sync your mobile app to do the same on your phone or tablet (iOS 
users only). 

If you encounter any problems or need further assistance, please use the chat bubble located on the Osmosis website, or contact us at [email protected]. Happy learning!

*This feature is available exclusively for subscriptions and first purchases made before September 2023.

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