UMD Gmail allows you to access your Gmail inbox offline when using a Chrome browser (version 61 or higher). While working offline, you can write, delete, and archive up to 90 days of messages.
To work offline, you must enable Gmail offline from your Gmail settings. To learn how to work offline, follow the steps below:
NOTE: We recommend downloading the Google Chrome web browser before attempting the following steps. If administrative rights are not available, contact a departmental Information Technology administrator or the Service Desk to assist with installation.
Image and content courtesy of Google.
To learn more, see Use Gmail offline.