Fingerprint Sensor Issues After a Software Update
Some users may notice that after installing a recent software update, the fingerprint sensor on their OPPO device does not respond as expected. This may show up as:
Multiple failed unlock attempts
Delayed recognition
The sensor not responding at all
This article explains the purpose of the fingerprint sensor and provides step-by-step troubleshooting to restore normal functionality.
📌 Purpose of the Fingerprint Sensor
The fingerprint sensor on OPPO devices is designed to:
Provide quick and secure access to your phone
Authenticate logins for secure apps and digital payments
Safeguard personal data from unauthorized use
🔧 Troubleshooting Steps
Follow these steps to fix fingerprint recognition issues after an update:
1. Re-register Fingerprints
Go to [Settings]> [Security] > [Fingerprint Management]. Delete old fingerprints and add new ones for better accuracy
2. Clean the Sensor
Ensure the sensor surface is free from dirt, dust, or moisture
Wipe gently with a soft, dry cloth
3. Clear Cache & Data
Go to [Settings] > [Apps] > [App Management] > [Fingerprint & Password]. Tap [Storage] > [Clear Cache] and [Clear Data]
4. Test in Safe Mode
Restart your device in Safe Mode
Check if the sensor works properly. If it does, a third-party app may be interfering
5. Update the System
Go to [Settings] > [About Device] > [Software Update]. Install any available patches or bug fixes
6. Factory Reset (Last Resort)
Back up your important data
Perform a factory reset if issues continue after trying all the above steps
🔒 Why This Matters
Fingerprint authentication strikes the perfect balance between security and convenience. Ensuring that the sensor functions correctly is vital for:
Protecting personal information
Enabling seamless daily usage
Keeping digital payments secure
🛠Need Help?
If the issue persists after troubleshooting:
Contact the OPPO Support Team
Or visit your nearest OPPO Service Center for professional assistance