National Institute Of Open Schooling — minor name correction

I ankush Chib control NO A[protected] I was taken online admission on 20/10/2018 but in admission form my father's and mother's name tpically mistake so from your side I received message mother's and father's name mismatched then I submit through e service father's and mother's correction form after few days mother's name correction approved but father's name correction pending after approximate one month I have again apply father's name correct name but both time no reply from your many mail and contact to regional centre Chandigarh but all time they pick up phone but kept in hold so please help me I attached all e service fee copies and status copy attached for your info

Sir
I want to appear an exam with 510 subject.. I was complete in intermediate with science subject.. When i was paid exam fee nios in october, i have choose 510 in the option to change my subject 509 to 510.