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Gets the "office version" field in the additional information dialog.
Use this property to retrieve the Microsoft Office version metadata stored in this SignatureDetails instance for a digital signature.
public string OfficeVersion { get; set; }
Public Property OfficeVersion As String
SignatureDetails details = new SignatureDetails();
details.OfficeVersion = "16.0.12228/19";
string officeVersion = details.OfficeVersion;