To use secret codes on your OPPO A9 2020 Phone (Dialer) app and type the code exactly as shown
: Shows the number of saved events and technical calendar metadata. how to use secret codes on oppo a9 2020 upd
: Always use the "Back" button or "Exit" option to leave a secret menu rather than forcing a restart. To use secret codes on your OPPO A9
What are you trying to fix? (e.g., screen lag, battery drain, or sensor issues) What ColorOS version are you currently on? I can guide you to the exact test or setting you need. Codes for OPPO A9 2020 - HardReset.info how to use secret codes on oppo a9 2020 upd
: Opens a technician-level menu for testing hardware components like the screen, cameras, vibration, and sensors.