Alternative to set focus from within the Enter event

Question

I have a textbox and in some cases in Enter event I need to set the focus to a different textbox.

I tried that code:

 private void TextBox1_Enter(object          


        

Answer 1

textBox.Select();

or

textBox.Focus();

or set TabIndex = 0 from properties of that textBox.

both methods are use to set focus on textBox in C#, .NET