Tips for backup all important data at OPPO K9S. There are many applications and data that we will have for support our productivity. But some users do not aware about how important to have backup data. When some troubles happen like phone lost or hardware damage, we can not access our data anymore unless we have backup data.

This phone is powered by Qualcomm SM7325 Snapdragon 778G 5G processor. It has 128 GB or 256 GB internal storage with external memory slot for MicroSD. We can use MicroSD card for our backup destinations. OPPO K9S use Android 11 as default operating system. It has some features for backup data automatically, but we have to make sure all process are working properly.

OPPO K9S has triple cameras at back side body with 64 MP for wide + 8 MP for 120 degree ultrawide + 2 MP for macro. Of course we will have many historical photos videos. We have to make sure all photos and videos are backup properly. We will give guidance for do auto backup all photos videos to cloud storage for free 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 K9S:

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

  1. Turn on OPPO K9S
  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 K9S


Manual BACKUP & RESTORE Procedure for OPPO K9S:

Login With Google Account to Backup Contact or Phone Book at OPPO K9S

Almost all of us will have many contact or phonebook data at OPPO K9S 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 K9S 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 K9S already backup to Google cloud server:

  1. Turn on OPPO K9S
  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 k9s

How to Backup Phone Book or Contact at OPPO K9S 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 K9S using Export menu at Contacts menu.


  1. Turn on OPPO K9S
  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 K9S to memory card


How to Backup Picture/Photo OPPO K9S ?

Photo also important to backup because with good camera quality at OPPO K9S, 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 K9S.

Backup or Copy to External Memory Card:

  1. Turn on OPPO K9S
  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 K9S
  2. Connect OPPO K9S with computer using USB data cable
  3. Make sure computer can connect to OPPO K9S memory card (otherwise, try to slide down the notifications area from OPPO K9S, choose to connect USB as media)
  4. If the computer already able to read OPPO K9S phone data, then use computer File Explorer to open the DCIM folders at OPPO K9S, 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 K9S google_photos backup restore

Backup Photo / Videos of OPPO K9S to Google Photos Cloud Storage:

  1. Turn on OPPO K9S
  2. Make sure we have installed Google Photos applications from Google Play Store
  3. Open Google Photos applications from OPPO K9S
  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 K9S connected to Wifi


Restore Procedure for OPPO K9S

Restore Back Backup Contact From Google Account at OPPO K9S

If we reformat or hard reset OPPO K9S, all data will be removed or wiped, so we need to restore back all contact to OPPO K9S. This is how to restore:

  1. Turn on OPPO K9S
  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 K9S
  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 K9S

  1. Turn on OPPO K9S
  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 K9S

Restore Backup Photos and Videos from Google Photos at OPPO K9S

  1. Install Google Photos to our OPPO K9S
  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 K9S 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 K9S:

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 K9S Whatsapp History & Media files on cloud server and local storage.