Tips for backup all important data at OPPO A15S including contact, text messaging, photo, video, chatting history, downloaded files and some other more. Some users does not understand why we have to use good backup procedure when using smartphone. Please note, OPPO A15S is a smartphone that can keep many important data. If we do not have any backup, then our data will gone forever when this phone lost or hardware damage issues.

Where is OPPO A15S data store location? This phone has 64 GB or 128 GB internal memory. All data will be saved inside internal storage. There are some built-in features that will do automatic update on OPPO A15S, but we have to make sure that features are working properly.

OPPO A15S has triple rear cameras with 13 MP for wide + 2 MP for macro + 2 MP for depth of field. All photos videos also important to backup for our historical activity. This is also important to restore deleted photos or videos by accident. We will give simple solutions to backup our photos videos at cloud storage server using Google Photos.

There are some applications that already store their data on the cloud, like Facebook or Instagram or Gmail and some other more, we can skip to backup some applications like this.

Please note, some menu maybe different because of firmware Android upgrade to latest version


Simple BACKUP & RESTORE Procedure On OPPO A15S:

On most Oppo smartphone, we can find Oppo backup and restore procedure with simple one click steps:

  1. Turn on OPPO A15S
  2. Open Menu Setting > Additional Settings > Backup and Reset (on some version goto Settings > About Phone)
  3. Please choose to turn on Back up my data option
  4. If we need to add Google / Gmail account, then click Add account
  5. Please choose to turn on Automatic Restore option
  6. For Create New Backup: please click Backup & Restore menu, then click Create new backup button
  7. Choose select all data to backup and press Start backup button, then choose Back up to phone storage or Back up to external storage
  8. For Restore Backup Data: On steps no.6, we will see list of backup data that we have been created before, then choose which date we want to restore
  9.  Make sure all data that we want to restore is selected, then click Start Restoring
  10.  Wait until all data finish restoring on OPPO A15S


Manual BACKUP & RESTORE Procedure for OPPO A15S:

Login With Google Account to Backup Contact or Phone Book at OPPO A15S

Almost all of us will have many contact or phonebook data at OPPO A15S which are very important for our activity. We have to backup all important data at safety location. One important thing when use Android, that we can synchronize our contact data to Google account, what we have to do is make sure our phone already sign in with our personal Google account.

After login with Google account, by default this phone will automatically synchronize or backup data to Google cloud server, so we will have 2 phonebook storage, one is on our OPPO A15S and the other one store at Please check that address to make sure all data already backup at Google server.

Bellow are the steps to check that our OPPO A15S already backup to Google cloud server:

  1. Turn on OPPO A15S
  2. Open Menu Settings > Users & Account > Google , make sure your Gmail account already setup
  3. If we need to add Google / Gmail account, then click Add account
  4. Please see at our account, and make sure the Sync is ON


how to backup & restore data on oppo a15s

How to Backup Phone Book or Contact at OPPO A15S Manually to SDCard Memory?

Beside having backup at Google cloud for our contact, we can also backup or export our contact or phonebook at OPPO A15S using Export menu at Contacts menu.


  1. Turn on OPPO A15S
  2. Open applications: Contacts
  3. Choose all contact to backup: Contacts > Menu > Export contacts
  4. Choose Export to storage / SD card
  5. The filename of exported file will be show to tell us where the exported file is
  6. Finish backup contact OPPO A15S to memory card


How to Backup Picture/Photo OPPO A15S ?

Photo also important to backup because with good camera quality at OPPO A15S, we will have many important pictures for special moment. There are several option to backup our media like Photo and Pictures to several location, the easier step is backup our media to external microSD memory card. But for this step we need to prepare our MicroSD card first and insert it into memory card slot at our OPPO A15S.

Backup or Copy to External Memory Card:

  1. Turn on OPPO A15S
  2. Open Home Screen
  3. Find and run File Manage / File Commander
  4. Choose Internal storage, we will see many  folders
  5. Press and hold one folder for select, after one folder selected, we will see menu at bellow
  6. Choose Select all at menu bellow
  7. Choose Copy (or move, but better use copy to reduce the missing files)
  8. Choose Menu > SD Card
  9. Choose the new folder that we want to copy that files
  10. Choose Paste
  11. Please make sure check manually at microSD folder that all files already copied

Backup or Copy at Computer:

  1. Turn on OPPO A15S
  2. Connect OPPO A15S with computer using USB data cable
  3. Make sure computer can connect to OPPO A15S memory card (otherwise, try to slide down the notifications area from OPPO A15S, choose to connect USB as media)
  4. If the computer already able to read OPPO A15S phone data, then use computer File Explorer to open the DCIM folders at OPPO A15S, copy all folder or files to specific location at our computer
  5. If everything finish, please try to open all images from our computer to make sure all data already backup or export or copy without problem

OPPO A15S google_photos backup restore

Backup Photo / Videos of OPPO A15S to Google Photos Cloud Storage:

  1. Turn on OPPO A15S
  2. Make sure we have installed Google Photos applications from Google Play Store
  3. Open Google Photos applications from OPPO A15S
  4. Choose Setting at Google Photos applications: Setting > Backup & sync (turn in on)
  5. At Backup & sync menu, please choose our Google backup account
  6. At Backup & sync menu, please choose Upload Size to High quality (for more files to backup with less file-size)
  7. By default the photos and videos will backup to unlimited Google Photos backup when our OPPO A15S connected to Wifi


Restore Procedure for OPPO A15S

Restore Back Backup Contact From Google Account at OPPO A15S

If we reformat or hard reset OPPO A15S, all data will be removed or wiped, so we need to restore back all contact to OPPO A15S. This is how to restore:

  1. Turn on OPPO A15S
  2. Go to Menu Settings > Users & Account > Google
  3. Add our Google or Gmail account
  4. In the first time, we can force Sync contact to restore Contacts from Google server to our OPPO A15S
  5. Make sure Sync is on for keep synchronize our contact to Google cloud server


Restore Back Backup Contact From SD Card / MicroSD to OPPO A15S

  1. Turn on OPPO A15S
  2. Choose Contacts
  3. Choose Menu from Contacts > Import Contact
  4. Choose Import from storage / SD card
  5. Choose the place that we can save our contact
  6. Choose Import vCard file


Follow Tips and Tricks to Fix & Hard Reset OPPO A15S

Restore Backup Photos and Videos from Google Photos at OPPO A15S

  1. Install Google Photos to our OPPO A15S
  2. Choose Setting at Google Photos applications: Setting > Backup & sync (turn in on)
  3. Login previous Google account to our Google Photos applications.
  4. Wait for several moment when our OPPO A15S connected to Wifi, then our photos and videos will be restored to our phone.



How To Backup & Restore Whatsapp Chatting History & Media Files On OPPO A15S:

Whatsapp is popular chatting applications installed from Google Play Store. We will have many confidential data and important chatting history on Whatsapp, therefore we need to make sure all data are securely backup on our phone and also at cloud servers. Please follow this steps to backup and restore OPPO A15S Whatsapp History & Media files on cloud server and local storage.