Vivo phone me mobile network chala jata hai, network signal bar bar No service ho jata hai.Yaha hum apko dikhaye hai ki agar apke vivo Y21 phone par bhi network problem ki waja se bar bar network busy aur call drop ho jata hai tow kaise aap iss problem ko solve kar sakte hai.
#VivoNoService
0:03 About Vivo No Service Problem.
0:37 Change Location.
1:08 Turn on/off Airplane mode.
1:21 Restart Device.
1:24 Eject and re-insert the Sim.
1:53 Switch Network modes.
2:34 Reset APN.
3:03 Reset Network settings.
3:32 Try another Carrier or Contact your carrier.