Use the code example below as a guideline for writing QR Code barcodes.

C# Example - Basic steps for writing QR Code barcodes using Accusoft.BarcodeXpress.NetCore

using (BarcodeXpress bx = new BarcodeXpress("."))
using (WriterQRCode qrWriter = new WriterQRCode(bx))
{
    // The input data for QR Code may contain Kanji characters.
    qrWriter.BarcodeData = Encoding.UTF8.GetBytes("QR Code Value");

    using (Bitmap bitmap = qrWriter.CreateBitmap())
    {
        bitmap.Save("testfile.bmp");
    }
}