Before hunting for tools, check for a system update. Samsung often pushes "Biometrics security updates" that can automatically reset sensor parameters after a hardware change. Troubleshooting Common Errors
To use the Samsung Fingerprint Calibration Tool, follow these steps: samsung fingerprint calibration tool
Have you successfully calibrated a Samsung fingerprint sensor using a DIY method? Share your experience in the comments below. For more repair guides, check out our articles on Samsung Knox reset and UFS partitioning. Before hunting for tools, check for a system update
Delete your old fingerprints and register them again in a dark room with moderate pressure. Before hunting for tools
To help me provide the most relevant troubleshooting steps, could you tell me: