With the introduction of Student iCON to schools, we understand that students would like to have the flexibility to use their student account in the offline mode on their personal devices.
Student iCON (Google) offline mode would allow students to create, view and edit Docs, Sheets and Slides even when they are not connected to the Internet. Please refer to the following links on how students can enable and use the offline mode as well as how to enable it for Chromebook.
Use Google Docs, Sheets, and Slides offline:
https://support.google.com/docs/answer/6388102/
Use Chromebook offline (for PDLP schools using Chromebook)
https://www.google.com/chromebook/howto/set-up-offline-mode/