Download Home + Control App from Play store or App Store and follow the start up procedure. Select MyHomeServer1 from the product list and insert the user code available on MyHomeServer1 device.
In the event of a power cut, all objects doesn't work like conventional installations. However, as soon as the power comes back on, MYHOMEServer1 replace the status of all objects as they were before (memory function).
Right now, the installation test using Home + Project is not possible: the only way is to configure through H+P and then test what you have done through H+C. Locally, if what you configure is associated to a physical pushbutton, you can test it after the object configuration.
No, it isn't mandatory.The choice depends on the current (mA) available on BUS.MyHOMEServer1 consumption is 130mA, if it's localy powered its consumption on bus decrease to 3mA. It's possible use item 346020 like local power supply.
With HOME+PROJECT is not possible to have the backup ( to download on one file the configuration of your installation) of one installation but all your projects details will be always sotred and accessible through the cloud.