Solution:
1. The camera will save the video recorded in the memory card. Once the memory is full, the video recorded at the beginning will be deleted, the video will be slowly covered from the beginning for cyclic recording.
2. If you have any precious memory card image, can insert SD card reader and card reader connected to the computer USB interface, video copy to SD card in the computer; also can match Xiaomi router hard disk version or NAS to use, set up the archived to hard disk/NAS.
Specific setup steps for: enter the camera setting and click on the top right corner of the "three points"> >Manage storage > > click on the NAS network storage > > click detect memory click finish > > select storage location > > see the storage normal represents has been set successfully.
Does it help?