If you want to change calendars, follow these instructions:

1.  From the Chart Room, click the  drawer. 

2.  Once in Settings + Directories from the  tab, click the  tab. 

3. On this tab, you can choose which calendar you want to use for the rest of the session.  

4.  Alternatively, you can switch to the Legacy Calendar from the New Calendar while inside the New Calendar. Click the settings gear  and clicking the  button.