hello all , can anyone help, please
i want to search OK7V0T in all cells and return the cell reference beside matching data row


serial 1 serial 2 serial 3

box-4 OK4KCU OK4KI0 OK4LLS
box-4 OK60ZD OK62AP OK62QU
box-4 OK6TA5 OK6TBP OK6TFW
box-4 OK7V0T OK7WC4 OK7WL1
box-4 FOC OK4827 OK483E
box-4 OKIA9L OKIAEC OKIAI9

OK7V0T D6 how do write cell ref D6 by applying excel formula
OK6TBP E5
OK4LLS