How to Save My Android Calendar to Gmail

1. Press your phone's 'Menu' button.

2. Tap 'More' and 'Settings.'

3. Tap 'Accounts & Sync.'

4. Tap your Gmail account in the list.

5. Tap 'Sync Calendar' to check the box next to it. Now, when you make a change to the Calendar app on your phone, it will automatically sync with the Google Calendar associated with your Gmail account.