These screen protectors work well together with the fingerprint scanner in the screen of your smartphone. You can unlock your device with your fingerprint just like you're used to, also with these screen protectors. You might have to set up your fingerprint again after you apply the screen protector. This way, you can be sure the fingerprint scanner works well. Choose your smartphone model here and view all screen protectors that are suitable for your device. Choose a glass screen protector, which protects your screen well from scratches and bumps, for example.