Why is that there is a blinking red light on the top RIGHT(near on the front cam) of my Zenfone 4 ?

[AC Question]

why is that there is a blinking red light on the top RIGHT(near on the front cam) of my zenfone 4 ?

even there's no up coming call? How to stop it? please help me.

 

[B. Diddy]

Re: why is that there is a blinking red light on the top RIGHT(near on the front cam) of my zenfone

Welcome to Android Central! That's where the regular LED notification light is, right? Blinking red often indicates battery trouble--have you noticed any?