Svim, thank you.
The problem is when I use Airplane made and then re-enable wifi and connect to my wifi router,
Then make sure I have...
Did it many times.
As I wrote, I turned off 5G in the router.
MaximB posted a new thread.
I have Galaxy A51 phone with latest Samsung updates.
I have enabled wifi-calling and VoLTE calls at my mobile provider and in the...