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Support & Service
IE View - ActiveX Plugin Installation

Since there is plug-in set for IE browser, IE browser support more functions such as two-way audio, recording, multi-device view and so on. 
If your camera can be viewed from non-IE browser and not from IE, please kindly try to download IE plug-in manually like the below. 

If your camera is 64 bit, you can try the below plug-in to have a try.