After the update UI version 5.1/Security patch level 1 June there is major issue in Network Coverage. This network problem is in calling as well Data Usage. In a call suddenly your voice cracking or gone. In Data from 5G data not coming, also sometimes 5G shows and Volte doesn't shows that's why call aren't possible. Sometimes after the Network issue the Flight mode On/Off Doesn't work. However, after restarting the device the network works.
We acknowledge your issue and request you to please report the problems of your Samsung smartphone with a log file. Also, share a short video clip or 4 to 5 photos for better understanding. Please share the device log file within 15 minutes of the issue occurrence by using the error report option via the Samsung Member application. To share a log file, click on the Samsung Members Application (Open Samsung Members Application > Support> Tap on error report > Type your query > Send).
