Does XlsIO provide support to open an XLS file that is already opened by Excel?

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Yes, XlsIO provide support to open an XLS file that is already opened by Excel. Use the following code snippets to open the XLS file that is already opened by Excel.

//Opening the file.
IWorkbook workbook = excelEngine.Excel.Workbooks.OpenReadOnly(@"Sample.xlsx");

'Opening a File.
Dim workbook As IWorkbook = application.Workbooks.OpenReadOnly(@"Sample.xlsx")

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Does XlsIO provide support to open an XLS file that is already opened by Excel?

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