How to change a label from another class? c# windows forms visual studio

Question

I know there are a lot of threads talking about this and believe me I\'ve seen all of them, but I think I\'m a little slow and cant figure out how to do this so here is the thin

Answer 1

I know this is 2 years ago but couldnt you just do this

public static void function(label l)
  {
    l.Text = "Changed text"
  }

and then in the Form do

private void timer_tick(object sender, EventArgs e)
{
    function(label);
}