RAD Studio的帮助里有详细的说明啊,在RAD Studio Topics->Tutorials->Multi-Device Tutorials里,关于那个PSA的安装包也有明确说明:
In the PAServer folder inside the RAD Studio installation directory.
For example, C:\Program Files (x86)\Embarcadero\Studio\14.0\PAServer\RADPAServer<version>.pkg.
On the Web, for download to the Mac:
http://installers.codegear.com/release/radstudio/<n.n>/PAServer/RADPAServer<version>.pkg