The Kami extension and app will allow you to work offline, annotating your documents as you usually would. Offline mode will be shown in the bottom right similar to below:

Note: You need to wait to come back online before closing the document, the user will need to ensure that the browser tab that Kami is running in is not closed as the Offline Mode depends on the cached data on the browser session to retain the offline changes you make. 

Once you reconnect to the internet, these changes will automatically be synced to our servers.

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