[Solved]:Problem with internet

[#1]

Hi
I am reporting this 2nd time
When I am using internet it automatically doesn't work but symbol of LTE IS SHOWING but two single up &down will not work and I am informed to service centre also and then they told software update and I have done all the things in safe mode also still problem not sloved from samsung


I am facing serious issue kindly needfull from the Samsung people

[#2]

In my phone ..same problem occur...

To run data i  Restart my phone..then i will work..and when face this problem ..again restart...such activity  do 3 to 4 times in a day.

Please provide solution