Please tell us some basic information before asking for help:
Model Name:rog 3
Firmware Version:.99
Rooted or not:no
Frequency of Occurrence:random
APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
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Sometimes when placing a finger in scanner it's just blank or simply just not working. i had to open my phone via password and the finger print will work again as normal..
