For smartphones/tablets confirmed to be able to use this function, refer to the support page http://www.sony.net/pcs/.
In NFC (Near Field Communication) settings, select [Launch this application and copy new]. When it is set, One-touch backup will be performed by touching the N-Markon the smartphone/tablet against the N-Markon PCS.
For details on setting the password, see Password settings.
To sign in as the first device, see Signing in to PCS.
See Parts and controls.
Select [PCS Manager] and configure to always select PCS Manager.
An image deleted from PCS can be copied to PCS again by using the procedure in Copying images from PCS to another device by selecting in the List screen (Android)