GST ITC credit balalnce refund

I have downloaded GST RFd 01 from from portal.but adding in sale was
b2c sale when selet this row shows 01-07-17 date .How to remove it .I allpplied for ft 17-18 refund application.The ITC credit balance showing upto date rs 234000/- it is required to apply for refund file 17-18,18-19 and 19-20 three years separate forms