diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 078625ccfde..d67269be221 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -3221,8 +3221,8 @@ void GLCanvas3D::on_char(wxKeyEvent& evt)
         //    }
         //    break;
         //}
-        //case 'I':
-        //case 'i': { _update_camera_zoom(1.0); break; }
+        case 'I':
+        case 'i': { _update_camera_zoom(1.0); break; }
         //case 'K':
         //case 'k': { wxGetApp().plater()->get_camera().select_next_type(); m_dirty = true; break; }
         //case 'L':
@@ -3234,8 +3234,8 @@ void GLCanvas3D::on_char(wxKeyEvent& evt)
             //}
             //break;
         //}
-        //case 'O':
-        //case 'o': { _update_camera_zoom(-1.0); break; }
+        case 'O':
+        case 'o': { _update_camera_zoom(-1.0); break; }
         //case 'Z':
         //case 'z': {
         //    if (!m_selection.is_empty())
diff --git a/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp b/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
index 7ab41bb4fa7..a30f87d31ed 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
@@ -388,15 +388,24 @@ bool GLGizmosManager::is_running() const
 
 bool GLGizmosManager::handle_shortcut(int key)
 {
-    if (!m_enabled || m_parent.get_selection().is_empty())
+    if (!m_enabled)
         return false;
 
-    auto it = std::find_if(m_gizmos.begin(), m_gizmos.end(),
-            [key](const std::unique_ptr<GLGizmoBase>& gizmo) {
-                int gizmo_key = gizmo->get_shortcut_key();
-                return gizmo->is_activable()
-                       && ((gizmo_key == key - 64) || (gizmo_key == key - 96));
-    });
+    auto is_key = [pressed_key = key](int gizmo_key) { return (gizmo_key == pressed_key - 64) || (gizmo_key == pressed_key - 96); };
+    // allowe open shortcut even when selection is empty    
+    if (GLGizmoBase* gizmo_emboss = m_gizmos[Emboss].get();
+        is_key(gizmo_emboss->get_shortcut_key())) {
+        dynamic_cast<GLGizmoEmboss *>(gizmo_emboss)->on_shortcut_key();
+        return true;
+    }
+
+    if (m_parent.get_selection().is_empty())
+        return false;
+
+    auto is_gizmo = [is_key](const std::unique_ptr<GLGizmoBase> &gizmo) {
+        return gizmo->is_activable() && is_key(gizmo->get_shortcut_key());
+    };
+    auto it = std::find_if(m_gizmos.begin(), m_gizmos.end(), is_gizmo);
 
     if (it == m_gizmos.end())
         return false;
diff --git a/src/slic3r/GUI/KBShortcutsDialog.cpp b/src/slic3r/GUI/KBShortcutsDialog.cpp
index 3a85d704337..7ad3e36cacf 100644
--- a/src/slic3r/GUI/KBShortcutsDialog.cpp
+++ b/src/slic3r/GUI/KBShortcutsDialog.cpp
@@ -258,6 +258,9 @@ void KBShortcutsDialog::fill_shortcuts()
             { "F", L("Gizmo Place face on bed") },
             { "L", L("Gizmo SLA support points") },
             { "P", L("Gizmo FDM paint-on seam") },
+            { "T", L("Gizmo Text emboss / engrave")},
+            { "I", L("Zoom in")},
+            { "O", L("Zoom out")},
             { "Tab", L("Switch between Prepare/Preview") },
 
         };