1. Please check whether the device is inserted with a TF card. Check method: enter “Storage Management” on the APP setting page. If the device does not have a TF card inserted, the APP will prompt “please check whether the card is inserted”

2. Check whether the TF card can be used normally, check method: TF card can be used on the computer.

3. If the device uses a TF card above 64G, the APP will prompt to format the TF card, and you need to click Format TF card to use it

4. Is the “motion detection alarm” turned on in the “alarm setting” of the APP setting interface

5. Is the “recording duration” of the APP setting interface turned off?

6. Format the TF card once on the computer and use it again, or format the TF card on the APP storage management page and use it again (if it shows that the used TF card capacity is not 0% after formatting, the TF card is damaged and cannot be formatted , Please replace the TF card)

7. On the “Alarm Settings” page of APP settings, turn the “Motion Detection Alarm” button off and on again.

8. Whether the live screen time is displayed correctly, the live screen time should display the current time, if the time is displayed incorrectly, the video will not be queried

9. After the device sleeps (the indicator light goes out), will people move the device in front of the device to start flashing? If the light flashes, it means that the device is awakened by the motion alarm, and the human body motion alarm is normal.

10. It may be that the TF card has been damaged. It is recommended to replace a branded TF card.