You may need to use the Samsung Fingerprint Calibration Tool in the following situations:
If you see this specific error, standard registration often won't work until the underlying software/hardware mismatch is cleared. samsung fingerprint calibration tool
It’s a diagnostic and repair utility that: You may need to use the Samsung Fingerprint
Take the device to a Samsung Experience Store or an authorized partner like uBreakiFix. They have the specialized physical calibration jigs and software to map the sensor in minutes. Tips for Better Fingerprint Accuracy samsung fingerprint calibration tool
Official calibration is generally not a user-facing setting within the standard "Settings" menu. There are two primary ways it is handled: