Bajaj Finserv — without my permission cpp telebinding is activated. I need to cancel.

I have recently purchased Mobile and CPP was activated without my authorisation. The CPP loan A/C number is 468DTBFY127958.
I want to cancel the insurance which is activated.
The details of Mobile are mentioning below
The loan Account Number of Mobile is 468DPFFV899779.
Please Resolve the issue as soon as possible.