Hi Alexander,
Thanks for your inquiry.
We will support this feature soon for your demand.
Thank you.
Amjad Sahi,
Thank you.
Hi Alexander,
Please try this fix.
See following codes:
Workbook workbook = new Workbook();
// workbook.Open(@"F:\FileTemp\Example Template.xls");
TextBoxes textBoxes = workbook.Worksheets[0].TextBoxes;
textBoxes.Add(0, 0, 100, 100);
TextBox textBox = textBoxes[0];
textBox.Text = "This is a test";
textBox.Characters(0, 10).Font.IsItalic = true;
textBox.Characters(10, 4).Font.IsBold = true;
workbook.Save(@"F:\FileTemp\dest.xls");