Samsung Fingerprint Calibration Tool !exclusive! Jun 2026

Samsung Fingerprint Calibration Tool: A Complete Guide If you’ve recently replaced the screen on your Samsung Galaxy device, you might have encountered a frustrating "Fingerprint sensor needs calibration" error. Because modern Samsung phones use sophisticated under-display sensors (either optical or ultrasonic), the hardware must be digitally aligned with the new display panel to function securely.

If you do not have access to PC service software, you can trigger a built-in hardware reset directly from the phone dialer. This forces the sensor to recalibrate its baseline algorithm. *#0*# Steps to Reset via Diagnostic Menu: Open the default app on your Samsung Galaxy. samsung fingerprint calibration tool