How To Use Secret Codes On Oppo A12e __link__ Jun 2026

Runs Google Play Services diagnostics for notification issues. Usage Precautions Avoid Unknown Codes: Using certain codes, such as factory reset commands ( ), can erase all user data permanently without warning. Engineer Mode Risk:

To use secret codes on your , you simply need to enter specific character sequences into your device's standard Phone (Dialer) app

Type *#899# exactly. You do not need to press the green call button. How to Use Secret Codes on OPPO A12e

If a menu option says “Write,” “Reset,” “Delete,” or “Format,” do not touch it unless you are following a repair guide from a trusted source.

– Hardware Test (Alternate). If *#899# doesn't work on your specific firmware version, try this. It runs a quick pass/fail test suite. You do not need to press the green call button

Here’s a well-structured, easy-to-understand guide on using secret codes on the OPPO A12e.

To use these codes, you do not need to install any extra apps. Follow these steps: Open the app (dialer) on your OPPO A12e. If *#899# doesn't work on your specific firmware

Before you start typing these codes into your dialer, it is crucial to understand the risks involved.

These codes allow you to check hardware health, software versions, and system status: Secret Code IMEI Information Displays your device's unique identification number. Engineer Mode *#36446337#

These are incredibly useful if you notice a sensor malfunction (e.g., screen not rotating, proximity sensor failing during calls).