How To Use Secret Codes On Samsung Galaxy A15 -

| Dangerous Code | Effect | | :--- | :--- | | *2767*3855# | – Wipes internal storage, including photos and accounts. No confirmation dialog. | | *#87976633# | Quick Reset – Resets all settings to default (keeps media, wipes Wi-Fi passwords). | | ##778## | EPST Reset (CDMA only) – Can corrupt SIM programming. | | *#*#7780#*#* | Factory data reset (Android standard). |

Run *#2663# to check the touch firmware version. If it says "NEED UPDATE," you may have a hardware issue. How to Use Secret Codes on SAMSUNG Galaxy A15

Plays a high-pitched tone to test the ear speaker. Vibration: Checks the internal haptic motor. | Dangerous Code | Effect | | :---

: Instantly displays your device's unique IMEI and Serial Number , which is crucial for tracking or insurance purposes. | | ##778## | EPST Reset (CDMA only)

(accessed via the recent apps icon) is often reviewed alongside these codes as a "secret" way to boost productivity. Safety Warning : Some advanced codes like (SysDump) or factory reset codes ( *#*#7780#*#*

Use these to verify your device identity and signal quality.