].Range[
This property controls the worksheet view flag saved in the BIFF WINDOW2 record. It does not change formulas, cached values, or calculation behavior
This example saves the worksheet so Excel opens it showing formula text Workbook.Sheets[
].Range[
].Formula :=
Workbook.Sheets[1].Range['A1', 'A1'].Formula := '=1+2';
Workbook.Sheets[1].DisplayFormulas := True;