Try as shown below ... this will help you ...
For some time, Window Form Focus() is not working properly. Therefore, you can use Select() to focus the text field.
txtbox.Select(); // to Set Focus txtbox.Select(txtbox.Text.Length, 0); //to set cursor at the end of textbox
Pandian Dec 06 '13 at 12:01 2013-12-06 12:01
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