private void Logout() { App.Current.Properties["IsLoggedIn"] = Boolean.FalseString; Application.Current.SavePropertiesAsync(); string cpf = Xamarin.Forms.Application.Current.Properties["Cpf_user"].ToString(); conexao.RemoveUsuario(cpf); App.Current.Properties["Cpf_user"] = ""; App.Current.MainPage = new CarroselLogin(); }