How Many Fingerprints Can a Fingerprint Door Lock Hold?

How many fingerprints can a fingerprint door lock hold? It’s a common concern among households, but there’s a modern solution that’s both convenient and secure: fingerprint door locks. 

These high-tech devices are designed to make your life easier while keeping your home safe. 

In this comprehensive guide, we’ll dive deep into the world of fingerprint door locks and answer the burning question: how many fingerprints can a fingerprint door lock hold?

How Many Fingerprints Can a Fingerprint Door Lock Hold?

How Do Fingerprints Work?

Before we delve into the specifics, let’s start with the basics. Fingerprint door locks are innovative security solutions that provide keyless access to your home. 

Instead of fumbling for keys or remembering complex codes, you and your family members can gain entry simply by placing your finger on the lock’s scanner.

Fingerprint door locks use biometric technology to recognize and authenticate fingerprints. When you enroll your fingerprints into the system, the lock stores this information in its memory. 

When you later place your finger on the scanner, the lock compares the presented fingerprint with the stored data. If there’s a match, the lock grants access.

One of the primary reasons people opt for fingerprint door locks is the convenience they offer. 

No more worrying about lost keys or forgetting a PIN code. Plus, it’s a breeze for kids to use, ensuring they can easily get in and out of the house.

How Many Fingerprints Can a Fingerprint Door Lock Hold?

The good news is that most modern fingerprint door locks can hold a substantial number of fingerprints. On average, these locks can store at least 75 unique fingerprints in their memory. 

This means that you can enroll the entire family, trusted friends, and even some additional users without breaking a sweat.

To maintain control and security, fingerprint door locks typically require admin fingerprints to be enrolled first. 

Admin fingerprints have special privileges, including the ability to add or delete other fingerprints from the system. This ensures that you can manage your lock’s user list effectively.

How to Install and Setup a Fingerprint Door Lock

How to Install and Setup a Fingerprint Door Lock

The installation process for fingerprint door locks is straightforward and user-friendly. Here’s how it usually works:

Step 1: Admin Enrollment

As mentioned earlier, you’ll start by enrolling the admin fingerprints. This is a crucial step because it grants you control over who has access to your home

You can usually enroll multiple admin fingerprints for added convenience.

Step 2: Enrolling User Fingerprints

Once the admin fingerprints are in the system, you can begin enrolling the fingerprints of other authorized users. 

This can be done by following the lock’s user manual, which typically involves placing your finger on the scanner multiple times to ensure accuracy.

Step 3: Testing

After enrolling the necessary fingerprints, it’s essential to thoroughly test the lock to ensure it functions correctly. 

Make sure that all authorized users can gain access, and if there are any issues, consult the user manual or contact customer support.


In conclusion, if you’ve been wondering how many fingerprints a fingerprint door lock can hold, the answer is a minimum of 75. 

These innovative devices offer a convenient and secure way to protect your home while ensuring easy access for your family, including the kids. 

With straightforward installation and admin privileges, you have full control over who can enter your home. Say goodbye to lost keys and complicated codes – embrace the future of home security with fingerprint door locks. 


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