ExcelFile.OptionsRecalcMode Property
Reads and writes the recalculating options in the file. Note that this only affects the file and how Excel will recalculate, not how FlexCel does its recalculation. FlexCel ignores this setting and uses RecalcMode instead.
Syntax
Namespace: FlexCel.Core
public abstract TSheetCalcMode OptionsRecalcMode { get; set; }