APN in network configuration does not match Please reset APN according to APP reminder. android phone can check APN name in phone, apple phone need to ask operator, different station corresponding operator and APN name can refer to sub table 2 The device can't connect to the APP, connected also often disconnected Generally this problem and the network has a relationship, you can put the hunting camera in a place with more than 2 frames of signal, and at the same time ensure that the camera has sufficient power and SIM has enough traffic, in general, a month of 3G traffic to meet the camera use Connection method "1, please in the manual two-dimensional code or in Google search UCon, download APP to the phone; 2、Load the SIM card into the hunting camera, load the battery and turn on the camera; 3、Status indicator blue light is always on and start to connect the device on the APP: click add device - install 4G device - click next - scan the hunting camera body on QR code - wait for the device to be added successfully"