If the fingerprint sensor driver has an error, then fingerprint detection will fail, thus you must check errors in it.
Causes and Symptoms
- An error occurred in the fingerprint recognition device driver.
- Disable FPC Fingerprint Reader (Disum) device for biometric devices
- [FPC Fingerprint Reader (Disum)] An exclamation mark appears on the device.
Try this
Check for biometric device errors in Device Manager
In the biometric data sensor, is the FPC Fingerprint Reader (Disum) device disabled?
- In [Start] of task manager, right click with the mouse button to run [Device Manager].
- Right click with the mouse on Device Manager > Biometric devices > FPC Fingerprint Reader (Disum) and
click [Enable Device].
※ If you right click with the mouse button on the FPC Fingerprint Reader (Disum) and see that [Disable Device] is on, then it is normal.
If there is an exclamation mark in the FPC Fingerprint Reader (Disum) device, remove the driver and install it again.
- Right click with the mouse button on FPC Fingerprint Reader (Disum) and select [Uninstall Device] click [Uninstall].
- Restart Windows.
- You can install the device driver in the update program provided for your laptop.
After checking the update list in LG Update & Recovery and install it if necessary.
※ Depending on the release year of LG Update, LG Update Center, LG DnA Center Plus, check the corresponding model name and use it accordingly.
- In LG Update Center, check the required update list and install it accordingly.
- In LG DnA Center Plus, check the required update list and install it accordingly.
This guide was created for all models, so the images or content may be different from your product.
