Which is the best answer? The Galaxy S10 and Galaxy S20’s under-screen fingerprint sensors should work with any screen protector, glass, or plastic, and they do not need to be connected to a power supply. Under certain circumstances, the fingerprint sensor on that phone may malfunction. If you frequently use your fingerprint scanner, select a screen protector that is compatible with the device. A screen protector on the scanner may make it difficult for it to function properly at times. The fingerprint scanner used to unlock the S22 is located beneath the screen. When Samsung’s fingerprint sensor problems began to occur on the Galaxy S10 line of phones, the Whitestone Dome took their place. Third-party film protectors may be thicker than the factory-installed film, which will help protect your screen from scratches that are more severe. The majority of glass screen protectors are made of plastic and are completely bubble-free. If you don’t want to use a screen protector at all, you can always do so without it. Samsung’s ultrasonic fingerprint sensor, on the other hand, has been found to be problematic with tempered glass protectors in the past. If you follow these tips, you should be able to use the fingerprint scanner on your S21 even with a screen protector.īecause the Galaxy S21 includes a screen protector pre-installed with the fingerprint sensor, it will work with almost all screen protectors. And third, make sure that your fingers are clean and dry.
Second, try pressing down on the fingerprint scanner with a bit more force. First, make sure that the screen protector is properly aligned. There are a few things that you can do to increase the chances of the fingerprint scanner working with your screen protector. However, if you have a plastic screen protector, there’s a good chance that the fingerprint scanner will not work. If you have a screen protector that is made of tempered glass or has a conductive coating, then the fingerprint scanner will likely work just fine. So, does the S21 fingerprint scanner work with screen protectors? The answer is: it depends. In fact, it’s hit or miss with most screen protectors on the market. But what many don’t know is that this feature doesn’t work with all screen protectors. Most people know that the Samsung Galaxy S21 comes with an in-display fingerprint scanner.
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