How to convert MIS to CNC/NRML and vice versa?

Note:

• You will not be allowed to convert CO to NRML/CNC or MIS and vice versa. Also, you can only convert sell MIS to CNC if you have holdings in your account.
• You can convert short option position from MIS to NRML and vice versa.
• MIS index options buy positions cannot be converted to NRML. Learn more.