Vivo mobile phone application data automatic synchronization data What does it mean?

Mobile phone application automatically synchronizes data meaning: automatically upload all data information such as address book, short message, call record, picture and software. To the cloud server account. What are the benefits of automatic synchronization?

In order to prevent personal mobile phone and Pad data from being lost, service software for data backup, recovery and management is provided. Back up the data in the mobile phone, such as address book, short messages, call records, pictures, software, etc. , connect to the cloud through WIFI or data. After logging in, you can view and manage related information. Users can back up personal data to the cloud through the network, and view and manage it at any time by using web pages or mobile phones and PADs.