An event template can have multiple template groups. To add template group(s) into an event template you need to select the event template you want to add the groups into and choose edit template group. Select add group, set the start/end times and save.
Access the Shifts application and click on 'Other'.
Click on 'Templates'.
Select the template you want to have the groups applied.
Choose 'Edit Template Group'.
Add groups, group times and click 'Save'.
