Network issue

[Sojinantony]

Netwrok issue(call, and internet speed). feeling so bad with a premium level phone 
My brother using redmi note 5 with jio sim 
and my device is a51 with jio sim(paid 12k rs more than redmi note 5)
He is getting a massive network and ultra flop in my device. I am using his hotspot to send messages !!
Already complained this in service center and no solution !!

Samsung should do something with this otherwise gona stop using this Samsung devices !!

Please boost device signal access in jio volte network in next update

[Rahul5911]

install samsung band lock from play store and try locking different bands like band 5 and 3 and 40 it has solved my network issue in m21

[Sojinantony]

Is it Samsung band selection

[Sojinantony]

@rahul5911 is it Samsung band selection?  

[Rahul5911]

yes

[Sojinantony]

Thanks

[Samsung_Support2]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We apologize for your inconvenience. To resolve your device network issue please visit this link: https://www.samsung.com/in/support/mobile-devices/samsung-mobile-network-issues/#:~:text=1%20Check%2....  

For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.

Warm Regards, 
Samsung Customer Support