بفرمایید
Private Sub Button11_Click(sender As Object, e As EventArgs) Handles Button11.Click
TextBox1.Clear()
If PictureBox1.BackColor = Color.GreenYellow Then
If Trim(TextBoxsideload.Text).Length > 0 Then
TextBox1.AppendText(Environment.NewLine & Adb.ExecuteAdbCommand(Adb.FormAdbCommand("sideload ", TextBoxsideload.Text)))