How to back up the address book on vivo mobile phone

The methods for backing up contacts are as follows:

1. Back up contacts to the cloud service

Enter the cloud service-Data Synchronization-Contacts-and turn on automatic synchronization, so that contacts can be synchronized to the cloud service.

2. Export the contact to the storage space of the mobile phone

①. Enter the Contacts APP-- click the icon in the upper right corner-contact settings-import/export-export to the storage device-select the contact-export;

② For some models, you need to enter Settings (System Application Settings)-Contacts-Import/Export Contacts-Export to Storage Device-Select Contacts to export them.