Solution 
Remove the glass or change the viewing position to avoid it. 
 
Poor image quality / Reduced detection distance 
Possible cause 
These problems may occur during observation in adverse weather conditions 
(snow, rain, fog, etc.). 
 
Smartphone or tablet cannot be connected to the device 
Possible cause 
Device password has been changed. 
Solution 
Delete the network and connect again using the password saved in the 
device. 
 
Possible cause 
The device is in an area with too many Wi-Fi networks that may be causing 
signal interference. 
Solution 
To ensure a stable Wi-Fi connection, relocate the device to an area with fewer 
or no Wi-Fi networks. 
Solution 
Switch the device's Wi-Fi bandwidth. 
 
Possible cause 
The device has a 5 GHz network enabled, but the smartphone only supports 
2.4 GHz. 
Solution 
Switch the device's Wi-Fi bandwidth to 2.4 GHz.