=IF((INDEX(InsertDataHERE!A45:AB45,MATCH(A45,A45,FALSE),6))=(INDEX(ReferenceData!49:49,MATCH(A45,A45,FALSE),12)),"OK","Review")
Hi guys the above formular works great, however I need to add to this at the start asking if INDEX(InsertDataHERE!A45:AB45,MATCH(A45,A45,FALSE),6 Is Null then "Review"...