After running the Samsung Galaxy Diagnostics Screen Tool Fixer, you will get one of three outcomes:
Samsung provides two primary ways for users to "fix" or at least verify issues:
Method 1: Accessing the Hardware Diagnostic Menu via Secret Codes
The primary tool for a quick, comprehensive health scan of your Galaxy device is the Samsung Members app, which comes pre-installed on most modern Samsung Galaxy devices. samsung galaxy diagnostics screen tool fixer
Nothing changed.
In the "Support" or "Get Help" section of the app, you have two diagnostic options: you can tap individual icons to test specific components, or select the "Test all" or "Run diagnostics" button for a complete system scan. The app will then guide you through a series of on-screen instructions for each test.
To safely close the hidden menu, simply tap the on your screen or navigation bar. If you are stuck in a specific test (like the Touch test), you must complete the test successfully, or hold down the physical power button to restart the device. Summary Checklist for Troubleshooting Component Issue Diagnostic Button Common Fix Screen Ghosting / Burn-in RED / GREEN / BLUE Run solid color for 10 minutes to reduce ghosting. Unresponsive Screen TOUCH Remove thick glass screen protectors; recalibrate. Silent / Muffled Audio SPEAKER / RECEIVER Clean speaker grilles with a brush while the tone plays. Inaccurate Map Directions SENSOR After running the Samsung Galaxy Diagnostics Screen Tool
If the secret code does not work on your device, Samsung provides a user-friendly diagnostic suite inside their official utility application. Step-by-Step Instructions:
If your display subtly flashes white or green, especially in dark environments:
Severe burn-in, bleeding ink (dead OLED pixels), or completely dead touch zones generally require a full replacement of the AMOLED display panel. Conclusion The app will then guide you through a
If it stays green without your hand there, a screen protector or phone case is blocking the sensor. Remove them and re-test. Fix Compass and GPS Drift
ERROR: LAST_KMSG CORRUPT. PERFORM LOW-LEVEL DIAGNOSTIC? (Y/N)
There are three primary methods to launch the Samsung Galaxy Diagnostics Screen Tool. Try them in order.