Fingerprint safes are currently a popular choice in the market. After all, everyone's fingerprints are unique, and there's no need to remember passwords; fingerprint unlocking is very popular. However, many problems have arisen during the use of fingerprint safes. Below, the editor from Henan Huadu Times will answer these questions for you.
Question 1: After pressing my finger, the safe system responds very slowly or not at all.
Possible causes and solutions: 1. Low battery voltage; please replace the battery. 2. Dry fingers; please moisturize. 3. Dry fingers; please moisturize.
Question 2: During use, registered fingerprints are difficult to pass through.
Possible causes and solutions: 1. Is your finger placed correctly? Please place it correctly. 2. Fingerprint was not captured properly during registration. Please register again. 3. Fingerprint quality is poor. Please use a different finger. 4. Your fingers are dry. Please moisturize your fingers.
Question 3: After pressing the "START" button, the screen lights up but displays nothing, and a buzzer sounds.
Possible causes and solutions: Low battery voltage; please replace the battery.
Question 4: Pressing any key has no effect.
Possible causes and troubleshooting methods: 1. The battery is depleted. Please use an external backup power source. Replace the internal power source immediately after opening the door. 2. Unplug the power source and then replug it.
Question 5: The fingerprint pattern was recorded when the previous fingerprint was pressed, but the patterns intersected when pressed again.
Able to recognize
1. Wipe the reader clean with a clean cloth.
2. Buy a Huadu safe that can remove the fingerprint residue from the previous fingerprint.
These are some basic methods you can try when your safe can't be opened. They might be able to help you. Generally, customers should remember their password and avoid entering it repeatedly if it's wrong. If the above methods don't work, you can directly contact the after-sales service personnel of Huadu Safes. We will have dedicated technicians come to your door to provide service!

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