1. Format memory card: enter Settings-Storage and storage space-Format SD card (enter Settings-More Settings-Storage-Format SD card for some models);
2. Format internal storage: Enter Settings-System Management/More Settings-Backup and reset/restore factory settings-Clear all data-Check formatted local storage-Clear immediately.
Formatting local storage will delete all data on the device, such as software, contacts, text messages, files, etc. , and there is no other impact. It is recommended to back up the data before operation.
note:
Enter cloud service-device cloud backup-backup data type-system data-return-immediately back up some backup system settings and desktop layout;
Cloud service-data synchronization-turn on WLAN and Bluetooth to synchronize data to cloud service.
Format SD card: clear the data of the memory card.
Format the phone/memory: clear the data stored in the fuselage;
If you have more questions, you can enter vivo official website-My-Online Customer Service-Sliding Bottom-Online Customer Service-Enter Manual Customer Service and enter the consultation.