cellular problem

[erdinc27]

hey guys.
I have iPhone7 with iOS 11.2.5
When I lock the screen after a certain time it drops the internet connection. So I can't get any notifications from any applications. It is really annoying. How can I fix that problem? Does anybody know the answer?

 

[gahig ulo]

hey guys.
I have iPhone7 with iOS 11.2.5
When I lock the screen after a certain time it drops the internet connection. So I can't get any notifications from any applications. It is really annoying. How can I fix that problem? Does anybody know the answer?

apple announce a recall on iphone 7 maybe yours is affected.contact apple.
https://9to5mac.com/2018/02/02/no-service-iphone-7/

 

[NoBoMac]

^^^This.

Or: might try resetting Network Settings to see if any improvement.