State Bank Of India [SBI] — Dob error in online account opening form

Address: Chennai, Tamil Nadu, 600126

Website: oaa.onlinesbi.com/csp/onlineAccOpenOaoReg.htm#

I entered dob year wrongly in online account opening form sbi. how can i edit? sbi accout creation online form i entered 1-7-92 but actually my dob 1-7-91. how can i edit. https://oaa.onlinesbi.com/csp/onlineAccOpenOaoReg.htm# this is the website url i used. thank you. (hvfnbvdsnfbdsfndfvdfnfvvfh dfhdgfhbvdfhgdhjfgdmfghjdgfdfghdfbhjdgfhdbfhjdgfhdhjfgdfvhjdfg)