How does oppo r9 back up contacts?

Oppo r9 can use the "Account Home Interface" function in the mobile phone to back up contacts.

The specific steps for oppo r9 to back up contacts are as follows:

1, open the setting menu.

2. Find the cloud service and click Enter.

3. Enter the main interface of your account.

4. Turn on the contact person, turn on the automatic backup switch, turn on the data such as SMS and post-it notes in turn, and retrieve the phase selection switch of the mobile phone.

5. Return to the main page of cloud backup, and click Back up all data immediately.

6. The backup data has been completed