Hi Faraz,Flickering tracking is very rarely a hardware problem, in most cases it is caused by external factors like lighting or glasses. Do you only get this problem when using the infant add-on? And only when it is attached to one of the 1750s but not the other? In ClearView there is a feature called Debug Film which can be created from the Help ...

I've noticed that our 1750 eye tracker (with infant add-on) is not tracking in a stable manner. The track status indicates flickering tracking, thus making calibration impossible. Are there specific hardware issues that may cause this problem? We have a 2nd identical tracker which does not demonstrate this problem.  Aside from the obvious ...

Hi Faraz,by setting changes, do you mean the work around which includes changing a value in the registry?Regards,Joakim

Hi Eirik,This is most likely caused by the infant add-on not getting good tracking and turning itself off. There is a way to prevent it from doing this but it is slightly complicated. Please contact us through support@tobii.com for a detailed description on how to do this.Regards,Joakim