State Bank Of India [SBI] — Regarding change of my mob. no

Address: Khordha, Odisha

Dear sir,
Kindly change my mob no. From bsnl to jio. Because it could not be done despite my repeated request/complaint & trial in atm as well. I am not able to know my balance now if i ring in my mobile jio. No. Earlier it was bsnl, but now i have changed to jio going repeatedly to the branch i. E. I. N pryadarsini market branch, bhubaneswar odisha. My full name is barendra narayan mahapatra. E mail id is [protected]@gmail.com.
Hope that my request would be redressed soon.
Thanking you