O2

Evening people.Would really like to understand why we do calling icon at top of screen keeps dropping out every minute, as I am at home in WiFi which I believe is OK. I got this wi fi calling phone Samsung A51, a month ago. to benefit a poor signal a...

Hi peoplechanged my samsung s6 to new A51. Same phone number. Old phone is now 4 yrs old.I know i can use the same nano sim from original s6 phone. However if i install a new SIM under same number is there any benefits after 4 years regarding SIM tec...