private void WebBrowserRmtDocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e) { if (sender == null) { return; } if (e == null) { return; } if (e.Url == null) { return; } if (e.Url.ToString() == InstagramUri.ToString() && !IsWebBrowserInUse) { // Get cookies from WebBrowser var cookies = GetUriCookies(InstagramUri); // Pass web browser document source and cookies to this function: // NOTE: Don't use WebBrowserRmt.Document.Cookie to get cookies because it's not getting full cookies var result = InstaApi.SetCookiesAndHtmlForChallenge(WebBrowserRmt.DocumentText, cookies); // You are logged in if (result.Succeeded) { Text = $"{AppName} Connected"; // Save session var state = InstaApi.GetStateDataAsStream(); using (var fileStream = File.Create(StateFile)) { state.Seek(0, SeekOrigin.Begin); state.CopyTo(fileStream); } } else { // there is an unknown error. Text = $"{AppName} couldn't login"; } Thread.Sleep(1500); WebBrowserRmt.Stop(); WebBrowserRmt.Visible = false; IsWebBrowserInUse = true; Size = NormalSize; } }