![]() The motion test asks you to move your phone around, and the GPS test verifies your location on a map. The camera test snaps photos using the front and rear cameras, while the video record test shoots a quick video using the rear camera. The multi-touch test asks you to place three fingers on the screen. Just tap the button for the test you wish to run or tap Start to run all the tests one after the other. Phone Diagnostics for iPhone and AndroidĪvailable for iPhone and Android, Phone Diagnostics offers a range of tests to check your touch screen, camera, speaker, microphone, Wi-Fi, cellular access, and many other components. The Android app kicks in an inventory report that makes sure all the phone’s components are original and a battery health test to check the status of your battery. It also researches and displays the trade-in value of your phone. Phone Doctor Plus provides a Status screen that displays your battery charge, available storage, free memory, and network bandwidth. The app then displays the results of any tests. Tap the Play button to run all the tests or swipe to the left to view a list of all available tests you can run individually. Geared for iOS and Android, Phone Doctor Plus starts by showing you a list of different tests to run, including those for memory, CPU, speaker, microphone, Wi-Fi, Bluetooth, GPS, touch screen, camera, charging, and many more. You can tap Full Test at the Hardware screen to perform all available diagnostics. Run a test by tapping the icon for the feature you want to run. Select Hardware test to run diagnostics on the display, backlight, touch screen, multi-touch capability, flash, front and rear camera, and the proximity sensor. Choose Troubleshoot to test the touch-screen display, battery, audio, camera, connectivity, and more. Open the app and tap Device diagnosis & hardware performance tests in the Troubleshooting section. Motorola phones can use the Device Help app, which comes preinstalled on some devices. If the test is successful, a checkmark appears on its icon. Alternatively, tap the Test all button to perform all the tests one after the other. Tap the individual icons to run diagnostic tests on the battery, SIM card, sensors, touch screen, flashlight, camera, microphone, speaker, Bluetooth, Wi-Fi, and more. 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*#. See this article if you are unable to shut down your Mac.Samsung’s Galaxy smartphones have a built-in diagnostics tool that's accessible from the keypad. Then wait a few seconds for your Mac to completely turn off. Turn off your Mac (Apple menu > Shut Down). See also: Crash Reports: How To Use Them To Troubleshoot Why Your Mac Crashed How to start Apple Diagnosticsġ. To understand these codes, you may want to print the Apple Diagnostics reference codes before doing the test as you cannot use your computer during the test. For example, updating your macOS software (System Preferences > Software Update) can resolve your issues.Īnd lastly, after you run Apple Diagnostics, if an error is detected, your results may include reference codes. Please note that you can use this tool to find and diagnose issues with your Mac’s internal hardware such as the Wi-Fi hardware, the Bluetooth hardware, Touch ID, the fan, or the power adapter, etc.Īlthough hardware failures may occur on your Mac, we recommend that you check for software issues before using this tool as most Mac problems are caused by software. You can use this tool on Mac notebooks and desktops. This tool will be handy if you are dealing with a hardware issue and not a software issue. Your Mac includes a built-in tool called Apple Diagnostics (formerly called Apple Hardware Test). This article also details how you can use this test on Apple silicon Macs and Intel Macs. In this article, we explain how you can find, identify and troubleshoot potential hardware issues. If you suspect a hardware component is not working properly, you can let your Mac scan your system and find which hardware component is failing.
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