private void ShowStartPage() { var patchedVersion = _firmwareVersionDetector.Version; if (patchedVersion == null) { _startControl.DisableTether(); } else if (patchedVersion.NeedTether) { _startControl.EnableTether(); } else { _startControl.SetTetherNotRequiredState(); } _startControl.ResetState(); _view.ShowControl(_startControl); }