Product: Optical Fingerprint Corrector for Phones What it does Special fingerprint corrector designed for phones with optical fingerprint sensors. Performs optical fingerprint correction quickly and reliably. Completed in one minute, providing a fast fix without complicated steps. Key benefits Restores reliable fingerprint recognition: fixes missing or unreadable fingerprints so your phone unlocks normally. Solves common sensor problems: effective for issues that occur after restarting, when the phone won’t accept enrolled fingerprints, or when unlocking fails after entering fingerprint data. Fast and convenient: the correction process is completed in about one minute, minimizing downtime. Why you need it Avoids repeated re-enrolling of fingerprints or time-consuming troubleshooting. Reduces frustration from being locked out or having intermittent fingerprint failures. Useful for technicians, repair shops, and everyday users who want a quick, dependable solution. Compatibility and function Intended for use with phones that use optical fingerprint sensors (under-display or optical rear sensors). Function: optical fingerprint correction to address sensor recognition errors and related failures. Performance: one-minute correction cycle for fast results. Practical details Compact and portable for on-the-go use or bench repair work. Simple operation suitable for both professional and consumer use. Provides a direct, single-step solution to restore normal fingerprint behavior. Use scenarios After a system restart your phone no longer recognizes saved fingerprints — run the corrector to restore recognition in one minute. A technician in a repair shop needs to fix multiple phones quickly — use this tool to correct optical sensor errors and reduce service time. A user who cannot unlock their phone after enrolling a new fingerprint can apply the corrector to resolve the issue without full factory resets or repeated enrollments. What it addresses Missing fingerprints after restarting Unable to enter normally due to fingerprint read errors Not unlocking normally after fingerprint entry Simple, fast, and targeted optical fingerprint correction for phones with optical sensors.