Dedicated optical fingerprint corrector for phones that restores lost fingerprint recognition in about one minute. Key benefits Fast : restores lost or unresponsive optical fingerprint recognition in approximately one minute. Targeted solution: specifically designed for optical fingerprint systems used on phones. Solves common problems: addresses missing fingerprints after device restart, failure to enter normally, and unlock failures after enrollment. Easy to use: simple, dedicated tool suitable for technicians and end users who need a quick correction. Main features Function: optical fingerprint correction for mobile phones with optical indisplay or optical sensor modules. Compatibility: compatible with phones that use optical fingerprint technology. Performance: singleminute correction process that improves fingerprint recognition reliability after common failures. Design: compact and portable for convenient use during repairs or service checks. Practical use scenarios After a phone restart the fingerprint no longer registers; use the corrector to restore recognition quickly and allow normal unlocking. A recently replaced screen or sensor causes fingerprint enrollment or unlocking errors; apply the corrector to recalibrate optical recognition. Retail or service centers needing a fast, repeatable method to address customer complaints about failed fingerprint entry and unlock issues. What to expect A focused tool for optical fingerprint correction that completes the process quickly and reliably. Improved ability to enter and unlock after previously observed failures caused by restart, sensor issues, or enrollment problems. This product is intended as a dedicated, practical solution for restoring optical fingerprint functionality on compatible phones without complex procedures.