I am using Lumia 820 in India with Airtel carrier. And i am seeing that after I got Cyan update whenever I make a call and then disconnect there comes the No signal(or No network coverage) for 2 to 3 seconds:shocked:.
Try a soft reset. Even I have Airtel, but no such problemI am using Lumia 820 in India with Airtel carrier. And i am seeing that after I got Cyan update whenever I make a call and then disconnect there comes the No signal(or No network coverage) for 2 to 3 seconds:shocked:.
Hi
Try this and tell me what happen then, i try this and issue resolved, however this is a bug in a phone.
Settings-----mobile +SIM-------SIM settings---------Highest connection speed from 3G to 2G, this issue is resolved.