Open the app and tap the Diagnostic button on the home screen. It provides sales and technical support, and a built-in diagnostics tool as well.
Samsung offers its own free app known as Samsung Members, which can be downloaded from Google Play. Tap the back button from the main menu to return to the Phone app. You can also tap Touch and then move your finger around the screen to test the touch screen and tap Low Frequency to test low-frequency sounds.Īfter your test is done, touch the screen or tap the back button to return to the main screen. Tap Receiver to check the audio, Vibration to try the vibrating feature, and Sensor to test the accelerometer and other sensors. Tap Red, Green, or Blue to test those pixel colors. A diagnostic screen pops up with buttons for a variety of tests. Open the Phone app, tap the Keypad, and then type * #0*#0*#. Samsung’s Galaxy smartphones have a built-in diagnostics tool that's accessible from the keypad.
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