Here I will teach you how to work with progress bar control. In 1st part I will show you how to fill progress bar by clicking button control. It’s very easy and you should try it. 
All you have to know is next:

1. How to drag and drop button and progressBar control on your form
2. To put next code inside button:


private void button1_Click(object sender, EventArgs e)

               
{

                        progressBar1
.Minimum = 0;

                        progressBar1
.Maximum = 100;

                        progressBar1
.Step = 10;

                        progressBar1
.PerformStep();

               
}


this is really easy and here is how it should be when it’s finished

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