If your Oppo K9 smartphone has problems like:
- Running slowly,
- Unexpected stucks,
- Blank or frozen screen,
- Apps crashing or freezing,
- Virus infection,
- Frequent failures from system and apps,
- Device restarts itself,
Apart from all these problems, if you decide to sell or change your mobile phone, you can prefer the Oppo K9 factory reset as the easiest way to clear your personal information.
During the Oppo K9 factory reset process, all data, including the following, will be deleted from your device.
- Google account
- System and app data
- Downloaded apps
- All other user data
- Service provider apps and content
- The decryption key for files on the SD card (You will not be able to use encrypted files on the SD card after your reset your device to factory defaults.)
How To Factory Reset On Your Oppo K9 From The Settings Menu
You can perform a factory reset Oppo K9 following the instructions below, it resets to your device to the factory default settings.
- Open the Settings menu
- Tap General Management
- Open Reset menu and select Factory Data Reset
- Tap Reset
- Confirm the process by entering Face Recognation,Fingerprint ID,Iris scan,screen lock or password.
- Under the Reset menu, tap Delete All
Your phone will automatically restart after factory reset of the Oppo K9. The initial start-up of the device will take longer than usual, so do not interfere with the device and wait.
When your Oppo K9 is turned on, you can setup it from a backup using your previous Google Account and Password, Backup and Restore options or you can set up as a new device and continue.