These options affect system wide settings and can only be edited by Admin or Super-Users. To access, navigate to the Admin tab on the top right corner. In the User Menu click on Organization, from the drop down select Manage Settings.
Admin> Organization> Manage Settings> Features
If you see some features you are interested in, and you can’t find them in your Community installation, please contact us at help@sengii.com and inquire about the specific feature. It’s likely that your installation just needs to be upgraded to the latest version to find it, or some features require staff assistance to implement.