How to Fix TECNO Spark 20 Pro Fingerprint Sensor Not Working

Troubleshooting TECNO Spark 20 Pro Fingerprint Issues

• 💡 If your TECNO Spark 20 Pro's fingerprint scanner isn't recognizing your fingerprint, the first step is to delete any previously enrolled fingerprints.
• 🧼 Before adding a new fingerprint, clean the surface of the fingerprint scanner with a dry towel to ensure smooth reading.

Adding a New Fingerprint

• 👆 To add a new fingerprint, navigate to Settings > Password and Security > Fingerprint and select 'Add'.
• 🎯 Place your finger on the scanner, covering the entire surface, and then scan the edges of your finger for complete coverage.
• ✅ Once the fingerprint is successfully added, click 'Finish'.

System Updates and Restart

• ⚙️ Ensure your phone's system is up to date by going to Settings > System > System Updates and checking for any available online updates.
• 🔄 After confirming updates, restart your TECNO Spark 20 Pro by holding the power button and selecting 'Restart' to apply changes.

Testing the Fingerprint Sensor

• 🚀 After the phone reboots, enter your pattern and then test the newly added fingerprint to unlock the device.
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