F Visas: Wan to Omit My Individual Tax Payer Id in Ds-160

Hi, I have an ITIN number but never used it, shall i fill it in DS-160? how it will impact getting my F1 application approved? is it better not to fill it? currently i'm B1/2 holder.
thanks

F Visas: Wan to Omit My Individual Tax Payer Id in Ds-160