To make experiment templates centrally available within the organisation, navigate to Organization Sharing within the Organization Admin panel and select Experiment Templates in the dropdown menu. Select the group the experiment template is in and select the template, then click Share. Now, this template will be available for all the groups within the organization.
Once the experiment template has been shared, it can be selected from the list when creating an Experiment from existing template. Click Create to create a new experiment from this template.