Calculator Secret Codes | Samsung

| Code to Type in Calculator | Function | | :--- | :--- | | (+30012012732+ | Opens the Main Service Menu (also known as the "System Manager" menu). From here, you can access speaker test, vibration, touch, buttons, camera, and sensors. | | (+123456+ | Quick Device Status Check – Displays battery level, temperature, voltage, and charging state. | | *#0*# | LCD & Touch Test Mode – A legendary Samsung code (works in dialer too). Brings up red/blue/green screens, touch sensitivity grid, vibration, and camera test. | | *#12580*369# | Software & Hardware Info – Shows RF cal date, warranty status, and production info. | | *#2222# | Hardware Version – Tells you which revision of the mainboard is installed. |

Type (+30012012732+ and navigate to "Sensor" then "Battery." Check the cycle count. A battery with over 500 cycles is degraded. Also run the dead pixel test (+498+ to spot screen burns before your return window closes. samsung calculator secret codes

While not exactly a code, many users don't realize the calculator transforms. | Code to Type in Calculator | Function