Upgrade Celiveo Secure Services for macOS

On the macOS machine:

1. Make a backup of the settings.plist file located in Library/Application Support/Celiveo/settings/.
   
2. Uninstall the existing CSS version using either the interactive or silent uninstall method.
3. Copy the settings.plist previously saved into the new macOS CSS install package, then run the install process following the interactive or silent procedure.