Read excel file in .Net 6

using Microsoft.Office.Interop.Excel;
    
var xlApp = new Application();
var xlWorkbook = xlApp.Workbooks.Open(fileName);
var xlWorksheet = xlWorkbook.Sheets[1];
var xlRange = xlWorksheet.UsedRange;
    
int rowCount = xlRange.Rows.Count;
int colCount = xlRange.Columns.Count;

//iterate over the rows and columns and print to the console as it appears in the file
//excel is not zero based!!
for (int i = 1; i <= rowCount; i++)
{
    for (int j = 1; j <= colCount; j++)
    {
        //new line
        if (j == 1)
            Console.Write("\r\n");

        //write the value to the console
        if (xlRange.Cells[i, j] != null && xlRange.Cells[i, j].Value2 != null)
            Console.Write(xlRange.Cells[