AnsweredAssumed Answered

Why Red rectangle around the android UI

Question asked by Xiyuan Zhou on Nov 24, 2015
Latest reply on Nov 24, 2015 by Rick Chu

Hi,

I found sometimes, there is a red rectangle around the android UI, like this,

device.PNG

 

It shows suddently, and then dispear very quickly. what is it used for?

Why it show? My platform is android 4.4.

 

Thanks,

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