If you own a Samsung Galaxy A51 smartphone, you may have experienced a delay when unlocking your device using the fingerprint scanner. While some don’t feel any delay, some complain that the fingerprint scanner should have been a bit faster. Well, there is a hack that can allegedly make the fingerprint scanner faster. Here’s how to fix delay in fingerprint scanner on Samsung Galaxy A51.

Galaxy A51 is the successor of the A50 – one of the most successful mid-range phones from Samsung. It has a great design with the Infinity-O display with a centered punch hole form the front camera. the L shaped camera setup sits comfortably at the back. It includes a 3.5mm headphone jack, a USB Type-C port, and the speaker at the bottom. All the physical buttons are at the side. The phone fills well-built and can be your daily driver form a couple of years. It has an in-display optical fingerprint sensor. it may feel a bit unresponsive at times but it works like it is supposed to for the most part. This guide will look into it and will try to make it a bit faster.

Fix delay in fingerprint scanner on Samsung Galaxy A51

Before we begin, it is important to note that the results may vary. While some claim that this hack makes the response time of the fingerprint scanner two times faster, while some say that they don’t feel any difference. Some claim that disabling this function makes the response time faster while others say the exact opposite. Maybe this hack works only under specific conditions and settings, but it doesn’t hurt to try. Follow the steps below and see for yourself.

Step 1: Open Settings.

Step 2: Go to Apps and then tap on the 3-dot menu located at the top right corner.

Step 3: From the menu, select Show System Apps.

Step 4: Search for com.samsung.android.biometrics.app.settings. Tap on it.

Fix delay in fingerprint scanner on Samsung Galaxy A51Step 5: Go to Battery. Tap on Optimize Battery Usage. Make sure you have selected All Apps from the drop-down menu located at the top.

Step 6: Search for com.samsung.android.biometrics.app.settings once again.

Step 7: Tap on the toggle to disable this function.

Fix delay in fingerprint scanner on Samsung Galaxy A51Step 8: Reboot your device to apply the changes.

So once again, this might not work for everyone as the probability of this hack working depends on the settings and use as some use limits background processes and makes the whole system a little bit slower to launch.

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