M30S phone network signal issues .

[ABHIRATNARAMS]

I am getting  my phone is automatically  connected 4g to e and e to 4g recently. 

But I was using same  network  card In another mobile brand it's working  nicely  in 4g only but in m30s only problem 

Please tell me the solution to query

[Anonymous]

reset this settings first and set your network connection to auto connect 3g/4g/LTE....and check Note:Samsung devices give little slow network to avoid maximum radiation genarate than other devices like mi,oppo etc

[Anonymous]

hello bro. which font are you using and how ?

[Anonymous]

cool jazz...it's inbuilt in my device

[Anonymous]

your phone model ?

[Anonymous]

galaxy s9

[TheArpppSingh]

Select the auto connect option bro in network and connections settings...
Accepted

[sayanm50]

Check the signal strength not signal bar

[AMPK]

Yes mobile restart can also help.