Sony PC Companionis a computer application that acts as a portal to Sony Xperia and operator features and applications, such as phone software updates, online user service connections, management of contacts and calendar, media management with Media Go, and a backup and restore feature for your phone content (availability of applications depends on your phone and operator). If you are a user of a device by this company you will need a software application like this to update the telephone, access the customer support and the user manuals, as well as to manage and handle all the applications. Optimal performance, new features, bug fixes and more – with our software updates, you make sure your phone stays at its best. Keep your phone up to date and enjoy all the benefits of the latest software version. Over time, more applications can be added and downloaded when made available by Sony Xperia or your operator.