How | To Use Secret Codes On Oppo A9 2020 Upd
To use secret codes on your OPPO A9 2020 Go to product viewer dialog for this item.
Feedback Menu: Accesses logs and provides a platform to report bugs or issues to OPPO. *#888# how to use secret codes on oppo a9 2020 upd
- Code:
*#0*# - What it does: On many Android devices, this opens a comprehensive testing menu for LCD screen colors, vibration, dimming, and sensors. (Note: On some ColorOS versions, this may not work depending on the specific software update).
1. Full Hardware Diagnostic Test (Most Important)
Code: *#899#
C. IMEI Number Check
Important Notes for Oppo A9 2020 Users
- Engineer Mode (MTK) is locked in the latest updates. If you need hardware testing, use the built-in “Test Mode” instead: