Cra Nsdl (Central Record Keeping Agency) — my account is locked pls solved

Address:

Prakasam, Andhra Pradesh

Respected sir, My name is Gaddipati NV Kishore Kumar s/o Suryanarayana have forgot the password . I had already changed the IPIN . But I couldn't memorize it and my A/C is locked now. So I requested to you that kindly re-use the IPIN to know details of my PRAN A/C details. My A/C no is[protected] and E-mail Id is "kishore.[protected]@gmail.com" Mobile no. [protected] and i want change my mobile number in account Please help me. Thankyou sir...