flagships Galaxy S10 the first smartphone by Samsung with Subscreen ultrasonic fingerprint scanners. Such sensors have a number of advantages, however, and is also not without drawbacks.
It has long been known that displays such scanners can not cover the additional protective glasses - they significantly reduce recognition accuracy. In order to somehow protect the screen from scratches, users typically use liquid-based film. But, as it turned out, their use is extremely dangerous.
This was reported by one of the owners of Galaxy S10, which for $ 3 bought on eBay gel film and struck it on the display. The sensor works perfectly, until at some point the owner is not found that anyone can unlock it with your finger smartphone.
this story results SamMobile portal, which also reports that Samsung is aware of this complaint and has already begun its investigation. According to the preliminary report, this behavior smartphone company connects with the use of cheap and low quality enhancement. With official films are no problems, says the manufacturer.
Perhaps this issue is relevant not only for Samsung devices, but also for other smartphones with ultrasonic fingerprint. If you have such a model, and you have caused some protective coating, it is recommended to test the ability to unlock the screen by other users. Perhaps your data at risk.
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