diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index 39f135c1083..afd1cb7c5b1 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -4049,9 +4049,18 @@ std::vector<size_t> Plater::priv::load_files(const std::vector<fs::path>& input_
                             cancel        = !cont;
                     },
                     [](int isUtf8StepFile) {
-                        if (!isUtf8StepFile)
-                            Slic3r::GUI::show_info(nullptr, _L("Name of components inside step file is not UTF8 format!") + "\n\n" + _L("The name may show garbage characters!"),
-                                                   _L("Attention!"));
+                            if (!isUtf8StepFile) {
+                                const auto no_warn = wxGetApp().app_config->get_bool("step_not_utf8_no_warn");
+                                if (!no_warn) {
+                                    MessageDialog dlg(nullptr, _L("Name of components inside step file is not UTF8 format!") + "\n\n" + _L("The name may show garbage characters!"),
+                                                      wxString(SLIC3R_APP_FULL_NAME " - ") + _L("Attention!"), wxOK | wxICON_INFORMATION);
+                                    dlg.show_dsa_button(_L("Remember my choice."));
+                                    dlg.ShowModal();
+                                    if (dlg.get_checkbox_state()) {
+                                        wxGetApp().app_config->set_bool("step_not_utf8_no_warn", true);
+                                    }
+                                }
+                            }
                         },
                     nullptr, 0, obj_color_fun);