In-display fingerprint scanners have long replaced physical scanners for smartphone authentication. The transition from traditional fingerprint scanners to an in-display scanner hasn't been smooth for manufacturers like Samsung. Users have struggled with authentication on Galaxy phones. Before you resort to an inconvenient method like a PIN or password to protect your phone, use the tricks below and fix the fingerprint scanner not working on Samsung Galaxy phones.
1. Don't use cheap, thick screen protectors.
Protecting your Galaxy phone's beautiful AMOLED display with a screen protector is one thing, but there's no need to settle for a cheap, thick screen protector from an unknown brand. Before you hit the buy button, check reviews and testimonials to see if the screen protector won't compromise the phone's authenticity.
With a thick screen protector, the under-display fingerprint scanner can't read your thumbprints. Remove the screen protector and try again.
2. Clean the screen
You should clean your phone screen of any dust and fingerprints. When you attempt to authenticate your phone, the in-screen scanner will scan your fingerprints for dust, which can lead to authentication issues.
Use an alcohol solution with a microfiber cloth and clean the screen carefully.
3. Register the finger again.
If your phone doesn't register your finger correctly, it may not detect it. You can remove your saved biometric data and add fingerprint authentication again.
Step 1: Swipe up and open App drawer. Look for Settings app برمز gear and press it.
Step 2: Scroll down to Biometrics and security list.
Step 3: Locate The Lord of the Rings and authenticate using PIN code Or pattern.
Step 4: Click on Added fingerprint and select Remove At the top. Confirm your decision.
Step 5: Refer to the Fingerprints List and click Add fingerprint option.
Follow the on-screen instructions to register your finger again. Try using different angels to complete the registration.
4. Add the same finger twice
Samsung allows you to add up to five fingers for authentication. You can register the same finger twice to improve your success rate.
Step 1: Launch the Settings app on your Galaxy phone.
Step 2: Go to Biometrics and Security.
Step 3: Click on The Lord of the Rings and select Add fingerprint.
Step 4: Register same finger Again and you're good to go.
5. Disable screen ads
Low- and mid-range Samsung Galaxy phones come with Quick Look service. Ads are displayed on the lock screen.When you press the power button, you won't see the fingerprint scanner icon, but instead, you'll see ads on the lock screen. Fortunately, you can disable these services from the Settings menu.
Step 1: Open Settings app.
Step 2: go to the Lock screen menu.
Step 3: Locate Background services Click on None from the following list.
6. Enable Always On Display
The fingerprint scanner covers a small area on your screen. You need to tap the specific location to log in on your phone. Sometimes, users keep tapping the wrong area on the screen to activate the scanner. This is where the fingerprint scanner comes in. Excellent AOD (Always On Display) function From Samsung.
When you enable AOD on Galaxy phones with an AMOLED display, you'll see a fingerprint scanner icon on the lock screen. You can tap directly on the fingerprint area and experience fewer authentication errors.
Step 1: Open Settings app.
Step 2: Locate screen's lock Enable always-on switching on screen.
Tap the same Always On Display menu and select “Show Always On” to keep it enabled on the lock screen all the time.
On average, enabling Always On Display consumes approximately 1% of battery life per hour.
7. One UI Update
Samsung is the king of Android updates.The company regularly releases new operating system updates and monthly patches to fix bugs andImplementing new featuresYou can update One UI to the latest version to improve the stability of the fingerprint scanner.
Launch Samsung Settings, go to Software Update menu, and select Download and Install to check for pending updates.
Once the software update is successful, try your luck with the fingerprint scanner.
8. Check for screen damage.
Has your phone's screen suffered any accidental damage? If there are noticeable cracks directly above the fingerprint scanner area, you may be experiencing authentication issues. Visit your nearest Samsung server center and have a technician take a closer look.
Enjoy flawless fingerprint scanning on GALAXY phones
Nothing beats the convenience of using a fingerprint scanner via Face ID or PIN/password. It gets the job done, even when wearing masks. An in-display fingerprint scanner not working on Galaxy phones can leave you frustrated. Apply the methods above, and we're sure you'll end up with a working in-display scanner. While you're at it, let us know which trick did the job for you.
