Run as administrator: requireAdministrator & ClickOnce + emulating system time

Question

My app uses ClickOnce tehcnology. Today I needed to run it as administrator. I modified the manifest file from

Answer 1

   private void Form1_Load(object sender, EventArgs e)
    {
        if (WindowsIdentity.GetCurrent().Owner == WindowsIdentity.GetCurrent().User)   // Check for Admin privileges   
        {
            try
            {
                this.Visible = false;
                ProcessStartInfo info = new ProcessStartInfo(Application.ExecutablePath); // my own .exe
                info.UseShellExecute = true;
                info.Verb = "runas";   // invoke UAC prompt
                Process.Start(info);
            }
            catch (Win32Exception ex)
            {
                if (ex.NativeErrorCode == 1223) //The operation was canceled by the user.
                {
                    MessageBox.Show("Why did you not selected Yes?");
                    Application.Exit();
                }
                else
                    throw new Exception("Something went wrong :-(");
            }
            Application.Exit();
        }
        else
        {
            //    MessageBox.Show("I have admin privileges :-)");
        }
    }