WinForms Open/Save Dialogue Box

OpenSaveDialogueBox.cs

private void buttonLoadFile_Click(object sender, EventArgs e)
{
    OpenFileDialog ofd = new OpenFileDialog();
    ofd.Title = "Open File";
    ofd.Filter = "All Files (*.*)|*.*";

    textBoxName.Text = ofd.SafeFileName;
    textBoxLocation.Text = ofd.FileName;

    if (ofd.ShowDialog() == DialogResult.OK)
    {
        byte[] saveData = File.ReadAllBytes(ofd.FileName);
        //string saveFile = Encoding.Default.GetString(saveData);
        string saveFile = Encoding.UTF8.GetString(saveData, 0, saveData.Length);
        textBoxContents.Text = saveFile;
    }
}

private void buttonSaveFile_Click(object sender, EventArgs e)
{
    SaveFileDialog sfd = new SaveFileDialog();
    sfd.Title = "Save File";
    sfd.Filter = "All Files (*.*)|*.*";

    if (sfd.ShowDialog() == DialogResult.OK)
    {
        string file = textBoxContents.Text;
        byte[] data = Encoding.UTF8.GetBytes(file);
        File.WriteAllBytes(sfd.FileName, data);
    }
}