Samsung Calculator Secret Codes -

| Code to Type in Calculator | Function | | :--- | :--- | | (+498+ | – Cycles full-screen colors: black, white, red, green, blue. Tap screen to advance. | | (+147+ | Touchscreen Grid Test – Draw on the screen to see if there are any dead zones or ghost touches. | | (+555+ | Edge Panel Test – Specifically for Galaxy Edge models (S7 Edge, S8, S9+, Note series). Tests the curved edge response. |

Using these secret codes is straightforward: samsung calculator secret codes

Be cautious when using the *#9900# or *#0011# codes. Changing settings in the Service Menu can alter how your phone connects to your carrier network. If you do not understand an option in the diagnostic menu, do not press it. | Code to Type in Calculator | Function