The screen will instantly transition to a light-gray grid menu containing various test buttons.

For mild burn-in, temporarily enabling "Invert Colors" in the Accessibility settings while viewing bright content can help balance out uneven pixel degradation. Correcting Screen Flickering and Tinting

Whether you are dealing with flickering, unresponsive touch zones, or the dreaded screen burn-in, Samsung provides built-in tools to help you identify and sometimes resolve these issues. Using a —which refers to both the official Samsung Members app and hardware-level secret codes—is the first step toward determining if your phone needs a professional repair or a simple software calibration. 1. The Official Fixer: Samsung Members App

Note: Some cellular carriers (especially Verizon and AT&T in the United States) disable dialer codes on their branded firmware. If your screen does nothing after typing the code, move to Method 2. Method 2: The Samsung Members App

These tests fill the screen entirely with the respective color. This allows you to spot dead pixels, stuck pixels, or spots of discoloration.

At the top of the *#0*# menu, you will see buttons labeled , GREEN , and BLUE . Tapping these forces the screen to display a solid, full-screen block of that exact color.

Are you experiencing a like flickering, dead pixels, or unresponsive touch areas? Self-Diagnose Your Samsung Phone

Third-party tools labeled as "Fixers" (often hosted on sites like MediaFire) are unofficial. They typically attempt to "massage" pixels by cycling colors rapidly to reduce burn-in. For permanent hardware damage, these tools may only provide temporary visual improvement.

If you are experiencing a specific screen issue right now, let me know: Your exact (e.g., S24 Ultra, A54) The color or behavior of the screen glitch Whether the phone was recently dropped or exposed to water

| Problem | Tool to Use | How it Helps | | :--- | :--- | :--- | | | Red, Green, Blue buttons | Run each solid color for 10-20 minutes. Rapidly cycling colors can sometimes "wake up" stuck pixels. | | Screen Burn-in (Ghosting) | Red, Green, Blue, Black | Leave on a single bright color (e.g., Red) for 15 minutes to try to "wear evenly" the OLED pixels. Note: This is a temporary fix; permanent burn-in requires a screen replacement. | | Ghost Touches / Unresponsive Area | Touch (Draw) button | Draw lines across the entire grid. If the line breaks, the digitizer is failing. This cannot be fixed via software. | | Color Distortion / Yellow Tint | Dimming / Mega button | Toggle brightness levels. If colors change unevenly, the display panel is failing. |