can anyone tell me whats reason for network/ data connectivity failure even in presence of full signal.there will be full signal strength but browser page fails to load even there is symbol blinking as 4g. this happens almost thrice a week. mainly with airtel sim. after facing this issue i changed airtel sim to second sim slot and found to be same prob. i restarted device..not solved...i reset my device settings..issue not solved... my device is a7 2017 model A720 os nougat 3gb ram 32gb memory 7gb available free space in phone memory.
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