PROBLEM：There is no electricity after opening the package?
Remove the transparent insulating sticker of the door magnet to power on (built-in battery and SIM card).
PROBLEM：How do I know if the door magnetic is connected to the Internet? Where can I read the news?
After the door magnet is powered on, the blue light will flash, and when the blue light is normally on, it means that the network has been connected. After downloading the APP, scan the QR code of the door magnet to add the device, and then enter the details page to view the status information of the device.
PROBLEM：How to set APP push and SMS reminder after the door magnet is installed?
Set in the APP, enter the [My] page, open the [Message Setting] sub page, and you can set SMS push, APP push, device notification management and other functions.
PROBLEM：I bought a new door magnet when it was broken. How can I replace the original one in the APP?
Directly enter the old door magnet of the APP, click Delete Device, and then add a new device.
PROBLEM：The door magnet has been used for half a year. How long can the battery last? Where can I check?
Directly enter the specified door magnet detail page of the APP to visually view the power, signal and status.
PROBLEM：After the door magnet is installed, there is no problem with the installation and APP settings, but there is no operation record after opening the door. What's the matter?
Please check the following troubleshooting items: A. After the door magnet is installed, the distance between the body and the magnet is too large, which is recommended to be within 20mm. B. Too many times of switching, and the traffic is large. The SIM card traffic has been used up, so you need to purchase the traffic before using it. C. The magnet part of the door magnet is demagnetized by some object, or the battery is installed reversely. D. Please contact customer service for other problems.
Reminder: If the door magnet is not used for a long time, it is necessary to remove the sensor, take out the battery, put it in the packaging box, and store it in a ventilated and dry place.
PROBLEM：No push notifications
1. Please ensure that the notification authority of DS DSSAPP is open; 2. Please confirm whether the device message switch corresponding to DS DSSAPP is closed.
PROBLEM：After pressing the "Reset" button of the door lock, it cannot be used after the factory settings are restored?
After the door lock is reset and the factory settings are restored, it can no longer be used. Please perform the "Delete Device" operation first, and then add the device again. After the device is successfully added, you can continue to use it.
PROBLEM：How do I upgrade the firmware?
Upgrade steps: door lock settings - automatic upgrade of door lock firmware, configurable firmware upgrade related information Note: Do not operate your phone during the upgrade process.
PROBLEM：How far is the effective distance between the door lock and Bluetooth?
Barrier free 10m
PROBLEM：Can't manage authorization (add or delete fingerprints, passwords, etc.)?
Force check the mobile phone networking status and Bluetooth connection status. Management operations can only be carried out next to the door lock and when the mobile phone is connected to the network.
PROBLEM：Is fingerprint unlocking safe?
The live fingerprint we use will automatically exclude some false fingerprints or fingerprints. In addition, our fingerprint information (including password information) is only kept in the lock, so you don't have to worry about leakage.
PROBLEM：What if the door lock has no power?
When the power is lower than 20%, the door lock and APP will prompt. If the battery is not replaced in time and the power is exhausted, the USB external power can be connected to the emergency power interface at the bottom of the door lock outer panel for emergency power supply, or the mechanical key can be used to unlock.
PROBLEM：Can the elderly and children unlock with their fingerprints?
DS Smart Door Lock supports people aged from 7 to 70, but the specific situation depends on the wear of fingerprints. People with severe wear or shallow fingerprints will not be able to use it. This is a problem with fingerprint locks and even smartphones.
PROBLEM：What if the identification rate of fingerprint unlocking is not high?
The recognition rate of fingerprints is related to the depth of human fingerprints, dry and wet fingers, air humidity, etc. In view of the low recognition rate, it is recommended to add several more fingerprints to the same finger repeatedly. At the same time, attention should be paid to the correct gesture of holding the handle when adding fingerprints, and the multiple angles of the finger should be input evenly.
PROBLEM：The valid fingerprint cannot be unlocked
Re input fingerprint according to user manual and prompt tone; Place fingers according to the input position and force; Insert the thin wooden stick into the reset button held before for about 5s, and hear the voice prompt "Restore factory settings", indicating that the restart is successful; Unplug the connector of the connecting line and plug it back into place.
PROBLEM：The password cannot be opened
If the password error is always prompted, reset the password test according to the user manual after using other methods to open it; Insert the thin wooden stick into the reset button held before for about 5s, and hear the voice prompt "Restore factory settings", indicating that the restart is successful; Test according to the user manual; Unplug the connector of the connecting line and plug it back in place; Wait for 5 minutes and the password keyboard will return to normal.
PROBLEM：The card cannot be opened
Re enter or use other valid cards for trial opening verification; If the card is unqualified, contact the local agent or after-sales service center; Insert the thin wooden stick into the reset button held before for about 5s, and hear the voice prompt "Restore factory settings", indicating that the restart is successful; Unplug the connector of the connecting line and plug it back into place.
PROBLEM：Number keys flash automatically
Contact the local agent or after-sales service center when the line is broken; Unplug the connector of the connecting line and plug it back in place; Reinstall the battery; Reconnect after pulling or fastening the row of needles.
PROBLEM：What should I do if I lose my mobile phone?
In order to prevent others from directly entering the APP to unlock after losing the phone, you can set the operation password in DS DSSAPP, so that even if you get the phone, you can't control the unlocking without the password.
PROBLEM：How can I set the Do Not Disturb mode when pushing reminders too frequently?
Operating Steps: Please go to DS DSS APP - Door Lock Setting - Message Setting
PROBLEM：What if the firmware upgrade fails?
1. If Android users encounter the quick completion of the upgrade and still prompt the upgrade after exiting, indicating that the upgrade was unsuccessful, please check whether your phone settings have opened the storage permission of DS DSSAPP, and ensure that this permission is open;
2. If the progress is stuck, it may be because the mobile phone network is bad or the Bluetooth connection between the mobile phone and the door lock has been disconnected. Please exit the update check and try again.
PROBLEM：What is "device sharing"? How to use it?
Through the "Device Sharing" on the home page of the door lock, you can give the Bluetooth key to your family. In addition to opening the door with the Bluetooth key, your family can also check the device dynamics, etc., to protect the safety of your home with you.
PROBLEM：What should I do if Bluetooth is not connected during use?
1. You can try to turn the Bluetooth of the phone back on, clear the APP process and turn it on again, then touch the door lock password keyboard, and try to connect again after the keyboard lights up;
2. If you are an Android user, please make sure that the location permission of the APP is open, otherwise the connection will fail.
PROBLEM：After opening the package, the smoke detector will not alarm when pressing the button?
There is a white insulating sticker in the battery compartment under the smoke detector base. The equipment can operate normally only after it is powered on.
PROBLEM：How to make sure that the smoke detector can alarm, but the sound is not loud?
After confirming that the equipment is powered on, press the button on the front for about 2 seconds. Here, the equipment buzzer will give a clear alarm sound, and the red light will be on in the button. Pressing and holding the button will always give an alarm sound. This is a test alarm, and no abnormal smoke detection event will be recorded.
PROBLEM：Why can't the base be installed after the smoke detector battery is taken out?
The base can only be installed after the battery is installed. If the battery is not installed, the snap position in the middle of the battery compartment will pop out and block the small hole in the base. This is the design of leak proof battery installation.
PROBLEM：Can you take it apart to see where the SIM card is?
The built-in SIM card of the smoke detector is not recommended to disassemble the smoke detector without permission to prevent damage to the appearance or functional problems.
PROBLEM：Sometimes the smoke sensation will flash a red light. Is it abnormal?
The red light will automatically flash once after 85 seconds of smoke detection. It is normal to automatically detect the smoke concentration in the environment.
PROBLEM：I took a puff of smoke at the smoke detector. How can I turn off the sound when it is too noisy after the smoke detector alarms?
After the alarm sound is found in case of misoperation, just press and hold the front button of the smoke detector for about 2 seconds to silence the alarm sound.
