One Ui Connection Issues

[Waqarhssn]

Since i updated my device s9+ on one ui i was facing connection issue with zong.

1:Message sending failed

2:Sometimes signal issues

3:My number remain powered off when someone call me

4:Mobile data not working 

And when i switched from s9+to other devices a30 a30s a50 a51 i am having same issues so kindly resolve these issues.