You can't change the template per se but as it is just a Google Doc you can add additional elements to it if you want. On your computer, open a new or existing Google Doc you want to add to an event.With Google Calendar it's possible to create a template and share it directly with users. Open your Fillout Scheduling dashboard from the top menu. Open a new or existing Google Doc on your computer. 2. This document provides a potential template for organizing those materials. With our free Google Doc templates, you can quickly and easily create a meeting agenda. We have a variety of styles of templates to choose from.