diff --git a/src/slic3r/GUI/ConnectPrinter.cpp b/src/slic3r/GUI/ConnectPrinter.cpp
index b6ad6b5042..252899a4d9 100644
--- a/src/slic3r/GUI/ConnectPrinter.cpp
+++ b/src/slic3r/GUI/ConnectPrinter.cpp
@@ -171,7 +171,7 @@ void ConnectPrinterDialog::on_input_enter(wxCommandEvent& evt)
 }
 
 
-void ConnectPrinterDialog::on_button_confirm(wxCommandEvent &event) 
+void ConnectPrinterDialog::on_button_confirm(wxCommandEvent &event)
 {
     wxString code = m_textCtrl_code->GetTextCtrl()->GetValue();
     for (char c : code) {
@@ -182,9 +182,6 @@ void ConnectPrinterDialog::on_button_confirm(wxCommandEvent &event)
     }
     if (m_obj) {
         m_obj->set_user_access_code(code.ToStdString());
-        if (m_need_connect) {
-            wxGetApp().getDeviceManager()->set_selected_machine(m_obj->get_dev_id());
-        }
     }
     EndModal(wxID_OK);
 }
diff --git a/src/slic3r/GUI/ConnectPrinter.hpp b/src/slic3r/GUI/ConnectPrinter.hpp
index db45bd1180..95175a1ab0 100644
--- a/src/slic3r/GUI/ConnectPrinter.hpp
+++ b/src/slic3r/GUI/ConnectPrinter.hpp
@@ -25,7 +25,6 @@ class ConnectPrinterDialog : public DPIDialog
 {
 private:
 protected:
-    bool            m_need_connect{true};
     wxStaticText *  m_staticText_connection_code;
     TextInput *     m_textCtrl_code;
     Button *        m_button_confirm;
@@ -46,12 +45,11 @@ public:
 
     ~ConnectPrinterDialog();
 
-    void go_connect_printer(bool need) {m_need_connect = need;};
     void end_modal(wxStandardID id);
     void init_bitmap();
     void set_machine_object(MachineObject* obj);
     void on_input_enter(wxCommandEvent& evt);
-    void on_button_confirm(wxCommandEvent &event); 
+    void on_button_confirm(wxCommandEvent &event);
     void on_dpi_changed(const wxRect &suggested_rect) override;
 };
 }} // namespace Slic3r::GUI