Title: How to open a password-protected xls-file and save it without password
var
xls, xlw: Variant;
begin
{load MS Excel}
xls := CreateOLEObject('Excel.Application');
{open your xls-file}
xlw := xls.WorkBooks.Open(FileName := 'd:\book1.xls', Password := 'qq', ReadOnly := True);
{save with other file name}
xlw.SaveAs(FileName := 'd:\book2.xls', Password := '');
{unload MS Excel}
xlw := UnAssigned;
xls := UnAssigned;
end;