Samsung Fingerprint Calibration Tool | ESSENTIAL |

Ensure there is no dust, oils, or screen protectors on the device. Calibration must be done on the bare glass.

Depending on your model and region, there are two primary ways to access calibration software: 1. The Samsung Self-Repair Assistant (Recommended)

Even a thin plastic film can cause calibration to fail. Remove it. samsung fingerprint calibration tool

Look for or Normal Scan . Note: This menu is primarily for diagnostics; it may not always perform a full recalibration if the security token is missing. Step-by-Step Calibration Process

For newer models (S20 series and later), Samsung provides a "Self-Repair Assistant" or "Samsung Repair Assistant" app, often used in conjunction with a Windows PC. Connect your phone to a PC. Ensure there is no dust, oils, or screen

New glass has different light transmission properties (for optical sensors) or acoustic impedances (for ultrasonic sensors). Calibration tunes the sensor to "see" through the specific piece of glass installed. How to Access the Calibration Tool

Once the tool confirms "Success," restart the device. Common Issues & Troubleshooting "Calibration Failed" Error The Samsung Self-Repair Assistant (Recommended) Even a thin

The calibration tool is a software utility designed to sync a new fingerprint scanner or display assembly with the phone’s logic board.

Yes, but with a caveat. While the software is more available than ever, the process is sensitive. If you are uncomfortable using flashing tools or navigating service menus, taking your device to a is the safest bet. They use a specialized "Calibration Cube" and proprietary software to ensure the sensor meets factory security standards.