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How can I improve the fingerprint sensor accuracy on my OnePlus 12


To improve the fingerprint sensor accuracy on your OnePlus 12, you can follow these practical tips:

Cleaning and Maintenance

- Regularly Clean the Sensor: Use a soft, lint-free microfiber cloth to wipe the fingerprint sensor. For deeper cleaning, slightly moisten a cotton swab with 70% isopropyl alcohol and gently clean the sensor in a circular motion. Allow it to air dry before use[1].
- Keep Your Phone Clean: Ensure that the entire phone is clean, as dirt and oils can transfer to the sensor, affecting its performance[1].

Finger Registration

- Register Multiple Instances of the Same Finger: Registering the same finger multiple times can provide more data points for the sensor, improving recognition accuracy. This is particularly useful if you frequently unlock your phone with one specific finger[1].
- Use Backup Fingers: Consider registering a backup fingerprint from another finger or hand. This can be beneficial if one finger is dirty or oily when you need to unlock your device[1].

Finger Placement

- Align Your Finger Correctly: Make sure to place your finger flat on the sensor without tilting it. Cover the sensor fully and apply gentle pressure until you feel a slight compression. This helps capture a better image of your fingerprint[1].
- Re-calibrate Your Fingerprint: If you notice that unlocking has become less reliable over time, clear old fingerprints and re-register them to match your current grip and usage style[1].

Screen Protector Considerations

- Avoid Thick Screen Protectors: If you are using a screen protector, ensure it is compatible with in-display fingerprint sensors. Many users report that thick or tempered glass protectors can significantly reduce fingerprint recognition accuracy. If possible, either use a certified thin protector or none at all[2][3][5].

Software Updates

- Keep Your Software Updated: Regular software updates can fix bugs related to fingerprint recognition. Check for updates by going to Settings > System > System Updates[1].

By following these steps, you should be able to enhance the performance of the fingerprint sensor on your OnePlus 12, leading to a more reliable unlocking experience.

Citations:
[1] https://www.androidpolice.com/improve-fingerprint-accuracy/
[2] https://www.reddit.com/r/oneplus/comments/1ai908y/op12_biometrics/
[3] https://www.youtube.com/watch?v=psblTuBzBHc
[4] https://www.oneplus.com/us/blog/product/thanks_giving
[5] https://9to5google.com/2024/02/02/oneplus-12-review/
[6] https://support.google.com/fi/thread/239904193?hl=en&msgid=249149201
[7] https://community.oneplus.com/thread/1544063792164372488
[8] https://www.amazon.com/Easges-Protector-Sensitive-Fingerprint-Shatterproof/dp/B0D2SXVGXB