diff --git a/src/slic3r/GUI/OG_CustomCtrl.cpp b/src/slic3r/GUI/OG_CustomCtrl.cpp
index 03b790df54..f0fd4975e5 100644
--- a/src/slic3r/GUI/OG_CustomCtrl.cpp
+++ b/src/slic3r/GUI/OG_CustomCtrl.cpp
@@ -1,14 +1,10 @@
 #include "OG_CustomCtrl.hpp"
 #include "OptionsGroup.hpp"
-#include "ConfigExceptions.hpp"
 #include "Plater.hpp"
 #include "GUI_App.hpp"
 
-#include <utility>
-#include <wx/numformatter.h>
+#include <wx/utils.h>
 #include <boost/algorithm/string/split.hpp>
-#include <boost/algorithm/string/classification.hpp>
-#include "libslic3r/Exception.hpp"
 #include "libslic3r/Utils.hpp"
 #include "I18N.hpp"
 
@@ -20,15 +16,6 @@ static bool is_point_in_rect(const wxPoint& pt, const wxRect& rect)
             rect.GetTop() <= pt.y && pt.y <= rect.GetBottom();
 }
 
-static int get_bitmap_height(const wxBitmap& bmp)
-{
-#ifdef __APPLE__
-    return bmp.GetScaledHeight();
-#else
-    return bmp.GetHeight();
-#endif
-}
-
 static wxSize get_bitmap_size(const wxBitmap& bmp)
 {
 #ifdef __APPLE__
@@ -38,6 +25,13 @@ static wxSize get_bitmap_size(const wxBitmap& bmp)
 #endif
 }
 
+static wxString get_url(const wxString& path_end) 
+{
+    if (path_end.IsEmpty())
+        return wxEmptyString;
+    return wxString("https://help.prusa3d.com/") + "en" + "/article/" + path_end;
+}
+
 OG_CustomCtrl::OG_CustomCtrl(   wxWindow*            parent,
                                 OptionsGroup*        og,
                                 const wxPoint&       pos /* = wxDefaultPosition*/,
@@ -216,7 +210,13 @@ void OG_CustomCtrl::OnMotion(wxMouseEvent& event)
     const wxPoint pos = event.GetLogicalPosition(wxClientDC(this));
     wxString tooltip;
 
-    for (const CtrlLine& line : ctrl_lines) {
+    for (CtrlLine& line : ctrl_lines) {
+        line.is_focused = is_point_in_rect(pos, line.rect_label);
+        if (line.is_focused) {
+            tooltip = get_url(line.og_line.label_path);
+            break;
+        }
+
         for (size_t opt_idx = 0; opt_idx < line.rects_undo_icon.size(); opt_idx++)
             if (is_point_in_rect(pos, line.rects_undo_icon[opt_idx])) {
                 const std::vector<Option>& option_set = line.og_line.get_options();
@@ -250,6 +250,8 @@ void OG_CustomCtrl::OnLeftDown(wxMouseEvent& event)
     const wxPoint pos = event.GetLogicalPosition(wxClientDC(this));
 
     for (const CtrlLine& line : ctrl_lines) {
+        if (line.launch_browser())
+            return;
         for (size_t opt_idx = 0; opt_idx < line.rects_undo_icon.size(); opt_idx++)
             if (is_point_in_rect(pos, line.rects_undo_icon[opt_idx])) {
                 const std::vector<Option>& option_set = line.og_line.get_options();
@@ -347,13 +349,8 @@ OG_CustomCtrl::CtrlLine::CtrlLine(  wxCoord         height,
     og_line(og_line),
     draw_just_act_buttons(draw_just_act_buttons)
 {
-    if (og_line.widget) {
-        rects_blinking.emplace_back(wxRect());
-        return;
-    }
 
     for (size_t i = 0; i < og_line.get_options().size(); i++) {
-        rects_blinking.emplace_back(wxRect());
         rects_undo_icon.emplace_back(wxRect());
         rects_undo_to_sys_icon.emplace_back(wxRect());
     }
@@ -387,7 +384,7 @@ void OG_CustomCtrl::CtrlLine::msw_rescale()
 {
     // if we have a single option with no label, no sidetext
     if (draw_just_act_buttons)
-        height = get_bitmap_height(create_scaled_bitmap("empty"));
+        height = get_bitmap_size(create_scaled_bitmap("empty")).GetHeight();
 
     if (ctrl->opt_group->label_width != 0 && !og_line.label.IsEmpty()) {
         wxSize label_sz = ctrl->GetTextExtent(og_line.label);
@@ -456,9 +453,11 @@ void OG_CustomCtrl::CtrlLine::render(wxDC& dc, wxCoord v_pos)
     const std::vector<Option>& option_set = og_line.get_options();
 
     wxString label = og_line.label;
+    bool is_url_string = false;
     if (ctrl->opt_group->label_width != 0 && !label.IsEmpty()) {
         const wxColour* text_clr = (option_set.size() == 1 && field ? field->label_color() : og_line.full_Label_color);
-        h_pos = draw_text(dc, wxPoint(h_pos, v_pos), label + ":", text_clr, ctrl->opt_group->label_width * ctrl->m_em_unit);
+        is_url_string = !og_line.label_path.IsEmpty();
+        h_pos = draw_text(dc, wxPoint(h_pos, v_pos), label + ":", text_clr, ctrl->opt_group->label_width * ctrl->m_em_unit, is_url_string);
     }
 
     // If there's a widget, build it and set result to the correct position.
@@ -481,7 +480,7 @@ void OG_CustomCtrl::CtrlLine::render(wxDC& dc, wxCoord v_pos)
     }
 
     size_t bmp_rect_id = 0;
-    for (auto opt : option_set) {
+    for (const Option& opt : option_set) {
         field = ctrl->opt_group->get_field(opt.opt_id);
         ConfigOptionDef option = opt.opt;
         // add label if any
@@ -491,7 +490,11 @@ void OG_CustomCtrl::CtrlLine::render(wxDC& dc, wxCoord v_pos)
                     _CTX(option.label, "Layers") : _(option.label);
             label += ":";
 
-            h_pos = draw_text(dc, wxPoint(h_pos, v_pos), label, field ? field->label_color() : nullptr, ctrl->opt_group->sublabel_width * ctrl->m_em_unit);
+            if (is_url_string)
+                is_url_string = false;
+            else if(opt == option_set.front())
+                is_url_string = !og_line.label_path.IsEmpty();
+            h_pos = draw_text(dc, wxPoint(h_pos, v_pos), label, field ? field->label_color() : nullptr, ctrl->opt_group->sublabel_width * ctrl->m_em_unit, is_url_string);
         }
 
         if (field && field->undo_to_sys_bitmap()) {
@@ -526,14 +529,14 @@ wxCoord OG_CustomCtrl::CtrlLine::draw_mode_bmp(wxDC& dc, wxCoord v_pos)
     const std::string& bmp_name = mode == ConfigOptionMode::comSimple   ? "mode_simple" :
                                   mode == ConfigOptionMode::comAdvanced ? "mode_advanced" : "mode_expert";
     wxBitmap bmp = create_scaled_bitmap(bmp_name, ctrl, wxOSX ? 10 : 12);
-    wxCoord y_draw = v_pos + lround((height - get_bitmap_height(bmp)) / 2);
+    wxCoord y_draw = v_pos + lround((height - get_bitmap_size(bmp).GetHeight()) / 2);
 
     dc.DrawBitmap(bmp, 0, y_draw);
 
-    return bmp.GetWidth() + ctrl->m_h_gap;
+    return get_bitmap_size(bmp).GetWidth() + ctrl->m_h_gap;
 }
 
-wxCoord    OG_CustomCtrl::CtrlLine::draw_text(wxDC& dc, wxPoint pos, const wxString& text, const wxColour* color, int width)
+wxCoord    OG_CustomCtrl::CtrlLine::draw_text(wxDC& dc, wxPoint pos, const wxString& text, const wxColour* color, int width, bool is_url/* = false*/)
 {
     wxString multiline_text;
     if (width > 0 && dc.GetTextExtent(text).x > width) {
@@ -560,19 +563,32 @@ wxCoord    OG_CustomCtrl::CtrlLine::draw_text(wxDC& dc, wxPoint pos, const wxStr
             multiline_text[idx] = '\n';
     }
 
-    const wxString& out_text = multiline_text.IsEmpty() ? text : multiline_text;
-    wxCoord text_width, text_height;
-    dc.GetMultiLineTextExtent(out_text, &text_width, &text_height);
+    if (!text.IsEmpty()) {
+        const wxString& out_text = multiline_text.IsEmpty() ? text : multiline_text;
+        wxCoord text_width, text_height;
+        dc.GetMultiLineTextExtent(out_text, &text_width, &text_height);
 
-    pos.y = pos.y + lround((height - text_height) / 2);
-    
-    wxColour old_clr = dc.GetTextForeground();
-    dc.SetTextForeground(color ? *color : wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
-    dc.DrawText(out_text, pos);
-    dc.SetTextForeground(old_clr);
+        pos.y = pos.y + lround((height - text_height) / 2);
+        if (width > 0 && is_url)
+            rect_label = wxRect(pos, wxSize(text_width, text_height));
 
-    if (width < 1)
-        width = text_width;
+        wxColour old_clr = dc.GetTextForeground();
+        wxFont old_font = dc.GetFont();
+        if (is_focused && is_url)
+        // temporary workaround for the OSX because of strange Bold font behavior on BigSerf
+#ifdef __APPLE__
+            dc.SetFont(old_font.Underlined());
+#else
+            dc.SetFont(old_font.Bold().Underlined());
+#endif            
+        dc.SetTextForeground(color ? *color : wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
+        dc.DrawText(out_text, pos);
+        dc.SetTextForeground(old_clr);
+        dc.SetFont(old_font);
+
+        if (width < 1)
+            width = text_width;
+    }
 
     return pos.x + width + ctrl->m_h_gap;
 }
@@ -581,12 +597,11 @@ wxPoint OG_CustomCtrl::CtrlLine::draw_blinking_bmp(wxDC& dc, wxPoint pos, bool i
 {
     wxBitmap bmp_blinking = create_scaled_bitmap(is_blinking ? "search_blink" : "empty", ctrl);
     wxCoord h_pos = pos.x;
-    wxCoord v_pos = pos.y + lround((height - get_bitmap_height(bmp_blinking)) / 2);
+    wxCoord v_pos = pos.y + lround((height - get_bitmap_size(bmp_blinking).GetHeight()) / 2);
 
     dc.DrawBitmap(bmp_blinking, h_pos, v_pos);
 
-    int bmp_dim = bmp_blinking.GetWidth();
-    rects_blinking[rect_id] = wxRect(h_pos, v_pos, bmp_dim, bmp_dim);
+    int bmp_dim = get_bitmap_size(bmp_blinking).GetWidth();
 
     h_pos += bmp_dim + ctrl->m_h_gap;
     return wxPoint(h_pos, v_pos);
@@ -600,13 +615,13 @@ wxCoord OG_CustomCtrl::CtrlLine::draw_act_bmps(wxDC& dc, wxPoint pos, const wxBi
 
     dc.DrawBitmap(bmp_undo_to_sys, h_pos, v_pos);
 
-    int bmp_dim = bmp_undo_to_sys.GetWidth();
+    int bmp_dim = get_bitmap_size(bmp_undo_to_sys).GetWidth();
     rects_undo_to_sys_icon[rect_id] = wxRect(h_pos, v_pos, bmp_dim, bmp_dim);
 
     h_pos += bmp_dim + ctrl->m_h_gap;
     dc.DrawBitmap(bmp_undo, h_pos, v_pos);
 
-    bmp_dim = bmp_undo.GetWidth();
+    bmp_dim = get_bitmap_size(bmp_undo).GetWidth();
     rects_undo_icon[rect_id] = wxRect(h_pos, v_pos, bmp_dim, bmp_dim);
 
     h_pos += bmp_dim + ctrl->m_h_gap;
@@ -614,5 +629,15 @@ wxCoord OG_CustomCtrl::CtrlLine::draw_act_bmps(wxDC& dc, wxPoint pos, const wxBi
     return h_pos;
 }
 
+bool OG_CustomCtrl::CtrlLine::launch_browser() const
+{
+    if (is_focused && !og_line.label_path.IsEmpty()) {
+        wxLaunchDefaultBrowser(get_url(og_line.label_path));
+        return true;
+    }
+    return false;
+}
+
+
 } // GUI
 } // Slic3r
diff --git a/src/slic3r/GUI/OG_CustomCtrl.hpp b/src/slic3r/GUI/OG_CustomCtrl.hpp
index dfaf97d8b9..47b85fcef3 100644
--- a/src/slic3r/GUI/OG_CustomCtrl.hpp
+++ b/src/slic3r/GUI/OG_CustomCtrl.hpp
@@ -42,6 +42,7 @@ class OG_CustomCtrl :public wxControl
 
         bool draw_just_act_buttons  { false };
         bool is_visible             { true };
+        bool is_focused             { false };
 
         CtrlLine(   wxCoord         height,
                     OG_CustomCtrl*  ctrl,
@@ -55,13 +56,14 @@ class OG_CustomCtrl :public wxControl
 
         void    render(wxDC& dc, wxCoord v_pos);
         wxCoord draw_mode_bmp(wxDC& dc, wxCoord v_pos);
-        wxCoord draw_text      (wxDC& dc, wxPoint pos, const wxString& text, const wxColour* color, int width);
+        wxCoord draw_text      (wxDC& dc, wxPoint pos, const wxString& text, const wxColour* color, int width, bool is_url = false);
         wxPoint draw_blinking_bmp(wxDC& dc, wxPoint pos, bool is_blinking, size_t rect_id = 0);
         wxCoord draw_act_bmps(wxDC& dc, wxPoint pos, const wxBitmap& bmp_undo_to_sys, const wxBitmap& bmp_undo, bool is_blinking, size_t rect_id = 0);
+        bool    launch_browser() const;
 
-        std::vector<wxRect> rects_blinking;
         std::vector<wxRect> rects_undo_icon;
         std::vector<wxRect> rects_undo_to_sys_icon;
+        wxRect              rect_label;
     };
 
     std::vector<CtrlLine> ctrl_lines;
diff --git a/src/slic3r/GUI/OptionsGroup.cpp b/src/slic3r/GUI/OptionsGroup.cpp
index 7c0ff2ee92..14dd477ed5 100644
--- a/src/slic3r/GUI/OptionsGroup.cpp
+++ b/src/slic3r/GUI/OptionsGroup.cpp
@@ -471,11 +471,12 @@ void OptionsGroup::clear(bool destroy_custom_ctrl)
 	m_fields.clear();
 }
 
-Line OptionsGroup::create_single_option_line(const Option& option) const {
+Line OptionsGroup::create_single_option_line(const Option& option, const wxString& path/* = wxEmptyString*/) const {
 // 	Line retval{ _(option.opt.label), _(option.opt.tooltip) };
     wxString tooltip = _(option.opt.tooltip);
     edit_tooltip(tooltip);
 	Line retval{ _(option.opt.label), tooltip };
+	retval.label_path = path;
     Option tmp(option);
     tmp.opt.label = std::string("");
     retval.append_option(tmp);
diff --git a/src/slic3r/GUI/OptionsGroup.hpp b/src/slic3r/GUI/OptionsGroup.hpp
index e20a92b6be..18e2341200 100644
--- a/src/slic3r/GUI/OptionsGroup.hpp
+++ b/src/slic3r/GUI/OptionsGroup.hpp
@@ -41,6 +41,10 @@ struct Option {
     widget_t				side_widget {nullptr};
     bool					readonly {false};
 
+	bool operator==(const Option& rhs) const {
+		return  (rhs.opt_id == this->opt_id);
+	}
+
 	Option(const ConfigOptionDef& _opt, t_config_option_key id) :
 		opt(_opt), opt_id(id) {}
 };
@@ -49,8 +53,10 @@ using t_option = std::unique_ptr<Option>;	//!
 /// Represents option lines
 class Line {
 public:
-    wxString	label {wxString("")};
-    wxString	label_tooltip {wxString("")};
+    wxString	label;
+    wxString	label_tooltip;
+	wxString	label_path;
+
     size_t		full_width {0}; 
 	wxStaticText**	full_Label {nullptr};
 	wxColour*	full_Label_color {nullptr};
@@ -139,8 +145,8 @@ public:
 	// delete all controls from the option group
 	void		clear(bool destroy_custom_ctrl = false);
 
-    Line		create_single_option_line(const Option& option) const;
-    void		append_single_option_line(const Option& option) { append_line(create_single_option_line(option)); }
+    Line		create_single_option_line(const Option& option, const wxString& path = wxEmptyString) const;
+    void		append_single_option_line(const Option& option, const wxString& path = wxEmptyString) { append_line(create_single_option_line(option, path)); }
 
     // return a non-owning pointer reference 
     inline Field*	get_field(const t_config_option_key& id) const{
@@ -258,20 +264,20 @@ public:
 	void 		set_config_category(const std::string &category) { this->m_config_category = category; }
     void        set_config(DynamicPrintConfig* config) { m_config = config; m_modelconfig = nullptr; }
 	Option		get_option(const std::string& opt_key, int opt_index = -1);
-	Line		create_single_option_line(const std::string& title, int idx = -1) /*const*/{
+	Line		create_single_option_line(const std::string& title, const wxString& path = wxEmptyString, int idx = -1) /*const*/{
 		Option option = get_option(title, idx);
-		return OptionsGroup::create_single_option_line(option);
+		return OptionsGroup::create_single_option_line(option, path);
 	}
-	Line		create_single_option_line(const Option& option) const {
-		return OptionsGroup::create_single_option_line(option);
+	Line		create_single_option_line(const Option& option, const wxString& path = wxEmptyString) const {
+		return OptionsGroup::create_single_option_line(option, path);
 	}
-	void		append_single_option_line(const Option& option)	{
-		OptionsGroup::append_single_option_line(option);
+	void		append_single_option_line(const Option& option, const wxString& path = wxEmptyString)	{
+		OptionsGroup::append_single_option_line(option, path);
 	}
-	void		append_single_option_line(const std::string title, int idx = -1)
+	void		append_single_option_line(const std::string title, const wxString& path = wxEmptyString, int idx = -1)
 	{
 		Option option = get_option(title, idx);
-		append_single_option_line(option);		
+		append_single_option_line(option, path);
 	}
 
 	void		on_change_OG(const t_config_option_key& opt_id, const boost::any& value) override;
diff --git a/src/slic3r/GUI/Tab.cpp b/src/slic3r/GUI/Tab.cpp
index a2199d5a2f..c44f7b9d0e 100644
--- a/src/slic3r/GUI/Tab.cpp
+++ b/src/slic3r/GUI/Tab.cpp
@@ -1428,16 +1428,18 @@ void TabPrint::build()
     load_initial_data();
 
     auto page = add_options_page(L("Layers and perimeters"), "layers");
+        wxString category_path = "layers-and-perimeters_1748#";
         auto optgroup = page->new_optgroup(L("Layer height"));
-        optgroup->append_single_option_line("layer_height");
-        optgroup->append_single_option_line("first_layer_height");
+        optgroup->append_single_option_line("layer_height", category_path + "layer-height");
+        optgroup->append_single_option_line("first_layer_height", category_path + "first-layer-height");
 
         optgroup = page->new_optgroup(L("Vertical shells"));
-        optgroup->append_single_option_line("perimeters");
-        optgroup->append_single_option_line("spiral_vase");
+        optgroup->append_single_option_line("perimeters", category_path + "perimeters");
+        optgroup->append_single_option_line("spiral_vase", category_path + "spiral-vase");
 
         Line line { "", "" };
         line.full_width = 1;
+        line.label_path = category_path + "recommended-thin-wall-thickness";
         line.widget = [this](wxWindow* parent) {
             return description_line_widget(parent, &m_recommended_thin_wall_thickness_description_line);
         };
@@ -1445,6 +1447,7 @@ void TabPrint::build()
 
         optgroup = page->new_optgroup(L("Horizontal shells"));
         line = { L("Solid layers"), "" };
+        line.label_path = category_path + "solid-layers-top-bottom";
         line.append_option(optgroup->get_option("top_solid_layers"));
         line.append_option(optgroup->get_option("bottom_solid_layers"));
         optgroup->append_line(line);
@@ -1460,22 +1463,23 @@ void TabPrint::build()
 	    optgroup->append_line(line);
 
         optgroup = page->new_optgroup(L("Quality (slower slicing)"));
-        optgroup->append_single_option_line("extra_perimeters");
-        optgroup->append_single_option_line("ensure_vertical_shell_thickness");
-        optgroup->append_single_option_line("avoid_crossing_perimeters");
-        optgroup->append_single_option_line("thin_walls");
-        optgroup->append_single_option_line("overhangs");
+        optgroup->append_single_option_line("extra_perimeters", category_path + "extra-perimeters-if-needed");
+        optgroup->append_single_option_line("ensure_vertical_shell_thickness", category_path + "ensure-vertical-shell-thickness");
+        optgroup->append_single_option_line("avoid_crossing_perimeters", category_path + "avoid-crossing-perimeters");
+        optgroup->append_single_option_line("thin_walls", category_path + "detect-thin-walls");
+        optgroup->append_single_option_line("overhangs", category_path + "detect-bridging-perimeters");
 
         optgroup = page->new_optgroup(L("Advanced"));
-        optgroup->append_single_option_line("seam_position");
-        optgroup->append_single_option_line("external_perimeters_first");
+        optgroup->append_single_option_line("seam_position", category_path + "seam-position");
+        optgroup->append_single_option_line("external_perimeters_first", category_path + "external-perimeters-first");
 
     page = add_options_page(L("Infill"), "infill");
+        category_path = "infill_42#";
         optgroup = page->new_optgroup(L("Infill"));
-        optgroup->append_single_option_line("fill_density");
-        optgroup->append_single_option_line("fill_pattern");
-        optgroup->append_single_option_line("top_fill_pattern");
-        optgroup->append_single_option_line("bottom_fill_pattern");
+        optgroup->append_single_option_line("fill_density", category_path + "fill-density");
+        optgroup->append_single_option_line("fill_pattern", category_path + "fill-pattern");
+        optgroup->append_single_option_line("top_fill_pattern", category_path + "top-fill-pattern");
+        optgroup->append_single_option_line("bottom_fill_pattern", category_path + "bottom-fill-pattern");
 
         optgroup = page->new_optgroup(L("Ironing"));
         optgroup->append_single_option_line("ironing");
@@ -1484,52 +1488,54 @@ void TabPrint::build()
         optgroup->append_single_option_line("ironing_spacing");
 
         optgroup = page->new_optgroup(L("Reducing printing time"));
-        optgroup->append_single_option_line("infill_every_layers");
-        optgroup->append_single_option_line("infill_only_where_needed");
+        optgroup->append_single_option_line("infill_every_layers", category_path + "combine-infill-every-x-layers");
+        optgroup->append_single_option_line("infill_only_where_needed", category_path + "only-infill-where-needed");
 
         optgroup = page->new_optgroup(L("Advanced"));
-        optgroup->append_single_option_line("solid_infill_every_layers");
-        optgroup->append_single_option_line("fill_angle");
-        optgroup->append_single_option_line("solid_infill_below_area");
+        optgroup->append_single_option_line("solid_infill_every_layers", category_path + "solid-infill-every-x-layers");
+        optgroup->append_single_option_line("fill_angle", category_path + "fill-angle");
+        optgroup->append_single_option_line("solid_infill_below_area", category_path + "solid-infill-threshold-area");
         optgroup->append_single_option_line("bridge_angle");
         optgroup->append_single_option_line("only_retract_when_crossing_perimeters");
         optgroup->append_single_option_line("infill_first");
 
     page = add_options_page(L("Skirt and brim"), "skirt+brim");
+        category_path = "skirt-and-brim_133969#";
         optgroup = page->new_optgroup(L("Skirt"));
-        optgroup->append_single_option_line("skirts");
-        optgroup->append_single_option_line("skirt_distance");
-        optgroup->append_single_option_line("skirt_height");
-        optgroup->append_single_option_line("draft_shield");
-        optgroup->append_single_option_line("min_skirt_length");
+        optgroup->append_single_option_line("skirts", category_path + "skirt");
+        optgroup->append_single_option_line("skirt_distance", category_path + "skirt");
+        optgroup->append_single_option_line("skirt_height", category_path + "skirt");
+        optgroup->append_single_option_line("draft_shield", category_path + "skirt");
+        optgroup->append_single_option_line("min_skirt_length", category_path + "skirt");
 
         optgroup = page->new_optgroup(L("Brim"));
-        optgroup->append_single_option_line("brim_width");
+        optgroup->append_single_option_line("brim_width", category_path + "brim");
 
     page = add_options_page(L("Support material"), "support");
+        category_path = "support-material_1698#";
         optgroup = page->new_optgroup(L("Support material"));
-        optgroup->append_single_option_line("support_material");
-        optgroup->append_single_option_line("support_material_auto");
-        optgroup->append_single_option_line("support_material_threshold");
-        optgroup->append_single_option_line("support_material_enforce_layers");
+        optgroup->append_single_option_line("support_material", category_path + "generate-support-material");
+        optgroup->append_single_option_line("support_material_auto", category_path + "auto-generated-supports");
+        optgroup->append_single_option_line("support_material_threshold", category_path + "overhang-threshold");
+        optgroup->append_single_option_line("support_material_enforce_layers", category_path + "enforce-support-for-the-first");
 
         optgroup = page->new_optgroup(L("Raft"));
-        optgroup->append_single_option_line("raft_layers");
+        optgroup->append_single_option_line("raft_layers", category_path + "raft-layers");
 //		# optgroup->append_single_option_line(get_option_("raft_contact_distance");
 
         optgroup = page->new_optgroup(L("Options for support material and raft"));
-        optgroup->append_single_option_line("support_material_contact_distance");
-        optgroup->append_single_option_line("support_material_pattern");
-        optgroup->append_single_option_line("support_material_with_sheath");
-        optgroup->append_single_option_line("support_material_spacing");
-        optgroup->append_single_option_line("support_material_angle");
-        optgroup->append_single_option_line("support_material_interface_layers");
-        optgroup->append_single_option_line("support_material_interface_spacing");
-        optgroup->append_single_option_line("support_material_interface_contact_loops");
-        optgroup->append_single_option_line("support_material_buildplate_only");
-        optgroup->append_single_option_line("support_material_xy_spacing");
-        optgroup->append_single_option_line("dont_support_bridges");
-        optgroup->append_single_option_line("support_material_synchronize_layers");
+        optgroup->append_single_option_line("support_material_contact_distance", category_path + "contact-z-distance");
+        optgroup->append_single_option_line("support_material_pattern", category_path + "pattern");
+        optgroup->append_single_option_line("support_material_with_sheath", category_path + "with-sheath-around-the-support");
+        optgroup->append_single_option_line("support_material_spacing", category_path + "pattern-spacing-0-inf");
+        optgroup->append_single_option_line("support_material_angle", category_path + "pattern-angle");
+        optgroup->append_single_option_line("support_material_interface_layers", category_path + "interface-layers");
+        optgroup->append_single_option_line("support_material_interface_spacing", category_path + "interface-pattern-spacing");
+        optgroup->append_single_option_line("support_material_interface_contact_loops", category_path + "interface-loops");
+        optgroup->append_single_option_line("support_material_buildplate_only", category_path + "support-on-build-plate-only");
+        optgroup->append_single_option_line("support_material_xy_spacing", category_path + "xy-separation-between-an-object-and-its-support");
+        optgroup->append_single_option_line("dont_support_bridges", category_path + "dont-support-bridges");
+        optgroup->append_single_option_line("support_material_synchronize_layers", category_path + "synchronize-with-object-layers");
 
     page = add_options_page(L("Speed"), "time");
         optgroup = page->new_optgroup(L("Speed for print moves"));
@@ -1559,8 +1565,8 @@ void TabPrint::build()
         optgroup->append_single_option_line("default_acceleration");
 
         optgroup = page->new_optgroup(L("Autospeed (advanced)"));
-        optgroup->append_single_option_line("max_print_speed");
-        optgroup->append_single_option_line("max_volumetric_speed");
+        optgroup->append_single_option_line("max_print_speed", "max-volumetric-speed_127176");
+        optgroup->append_single_option_line("max_volumetric_speed", "max-volumetric-speed_127176");
 #ifdef HAS_PRESSURE_EQUALIZER
         optgroup->append_single_option_line("max_volumetric_extrusion_rate_slope_positive");
         optgroup->append_single_option_line("max_volumetric_extrusion_rate_slope_negative");
@@ -1612,14 +1618,14 @@ void TabPrint::build()
         optgroup->append_single_option_line("slice_closing_radius");
         optgroup->append_single_option_line("resolution");
         optgroup->append_single_option_line("xy_size_compensation");
-        optgroup->append_single_option_line("elefant_foot_compensation");
+        optgroup->append_single_option_line("elefant_foot_compensation", "elephant-foot-compensation_114487");
 
         optgroup = page->new_optgroup(L("Other"));
         optgroup->append_single_option_line("clip_multipart_objects");
 
     page = add_options_page(L("Output options"), "output+page_white");
         optgroup = page->new_optgroup(L("Sequential printing"));
-        optgroup->append_single_option_line("complete_objects");
+        optgroup->append_single_option_line("complete_objects", "sequential-printing_124589");
         line = { L("Extruder clearance (mm)"), "" };
         line.append_option(optgroup->get_option("extruder_clearance_radius"));
         line.append_option(optgroup->get_option("extruder_clearance_height"));
@@ -1648,7 +1654,7 @@ void TabPrint::build()
     page = add_options_page(L("Dependencies"), "wrench.png");
         optgroup = page->new_optgroup(L("Profile dependencies"));
 
-        create_line_with_widget(optgroup.get(), "compatible_printers", [this](wxWindow* parent) {
+        create_line_with_widget(optgroup.get(), "compatible_printers", wxEmptyString, [this](wxWindow* parent) {
             return compatible_widget_create(parent, m_compatible_printers);
         });
         
@@ -1848,6 +1854,7 @@ void TabFilament::build()
         optgroup->append_line(line);
 
     page = add_options_page(L("Cooling"), "cooling");
+        wxString category_path = "cooling_127569#";
         optgroup = page->new_optgroup(L("Enable"));
         optgroup->append_single_option_line("fan_always_on");
         optgroup->append_single_option_line("cooling");
@@ -1861,17 +1868,18 @@ void TabFilament::build()
 
         optgroup = page->new_optgroup(L("Fan settings"));
         line = { L("Fan speed"), "" };
+        line.label_path = category_path + "fan-settings";
         line.append_option(optgroup->get_option("min_fan_speed"));
         line.append_option(optgroup->get_option("max_fan_speed"));
         optgroup->append_line(line);
 
-        optgroup->append_single_option_line("bridge_fan_speed");
-        optgroup->append_single_option_line("disable_fan_first_layers");
+        optgroup->append_single_option_line("bridge_fan_speed", category_path + "fan-settings");
+        optgroup->append_single_option_line("disable_fan_first_layers", category_path + "fan-settings");
 
         optgroup = page->new_optgroup(L("Cooling thresholds"), 25);
-        optgroup->append_single_option_line("fan_below_layer_time");
-        optgroup->append_single_option_line("slowdown_below_layer_time");
-        optgroup->append_single_option_line("min_print_speed");
+        optgroup->append_single_option_line("fan_below_layer_time", category_path + "cooling-thresholds");
+        optgroup->append_single_option_line("slowdown_below_layer_time", category_path + "cooling-thresholds");
+        optgroup->append_single_option_line("min_print_speed", category_path + "cooling-thresholds");
 
     page = add_options_page(L("Advanced"), "wrench");
         optgroup = page->new_optgroup(L("Filament properties"));
@@ -1882,7 +1890,7 @@ void TabFilament::build()
         optgroup->append_single_option_line("filament_soluble");
 
         optgroup = page->new_optgroup(L("Print speed override"));
-        optgroup->append_single_option_line("filament_max_volumetric_speed");
+        optgroup->append_single_option_line("filament_max_volumetric_speed", "max-volumetric-speed_127176");
 
         line = { "", "" };
         line.full_width = 1;
@@ -1906,9 +1914,10 @@ void TabFilament::build()
         optgroup->append_single_option_line("filament_cooling_initial_speed");
         optgroup->append_single_option_line("filament_cooling_final_speed");
 
-        create_line_with_widget(optgroup.get(), "filament_ramming_parameters", [this](wxWindow* parent) {
+        create_line_with_widget(optgroup.get(), "filament_ramming_parameters", wxEmptyString, [this](wxWindow* parent) {
             auto ramming_dialog_btn = new wxButton(parent, wxID_ANY, _(L("Ramming settings"))+dots, wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT);
             ramming_dialog_btn->SetFont(Slic3r::GUI::wxGetApp().normal_font());
+            ramming_dialog_btn->SetSize(ramming_dialog_btn->GetBestSize());
             auto sizer = new wxBoxSizer(wxHORIZONTAL);
             sizer->Add(ramming_dialog_btn);
 
@@ -1954,7 +1963,7 @@ void TabFilament::build()
 
     page = add_options_page(L("Dependencies"), "wrench.png");
         optgroup = page->new_optgroup(L("Profile dependencies"));
-        create_line_with_widget(optgroup.get(), "compatible_printers", [this](wxWindow* parent) {
+        create_line_with_widget(optgroup.get(), "compatible_printers", wxEmptyString, [this](wxWindow* parent) {
             return compatible_widget_create(parent, m_compatible_printers);
         });
 
@@ -1962,7 +1971,7 @@ void TabFilament::build()
         option.opt.full_width = true;
         optgroup->append_single_option_line(option);
 
-        create_line_with_widget(optgroup.get(), "compatible_prints", [this](wxWindow* parent) {
+        create_line_with_widget(optgroup.get(), "compatible_prints", wxEmptyString, [this](wxWindow* parent) {
             return compatible_widget_create(parent, m_compatible_prints);
         });
 
@@ -2118,7 +2127,7 @@ void TabPrinter::build_fff()
     auto page = add_options_page(L("General"), "printer");
         auto optgroup = page->new_optgroup(L("Size and coordinates"));
 
-        create_line_with_widget(optgroup.get(), "bed_shape", [this](wxWindow* parent) {
+        create_line_with_widget(optgroup.get(), "bed_shape", "custom-svg-and-png-bed-textures_124612", [this](wxWindow* parent) {
             return 	create_bed_shape_widget(parent);
         });
 
@@ -2300,7 +2309,7 @@ void TabPrinter::build_sla()
     auto page = add_options_page(L("General"), "printer");
     auto optgroup = page->new_optgroup(L("Size and coordinates"));
 
-    create_line_with_widget(optgroup.get(), "bed_shape", [this](wxWindow* parent) {
+    create_line_with_widget(optgroup.get(), "bed_shape", "custom-svg-and-png-bed-textures_124612", [this](wxWindow* parent) {
         return 	create_bed_shape_widget(parent);
     });
     optgroup->append_single_option_line("max_print_height");
@@ -2551,7 +2560,7 @@ void TabPrinter::build_unregular_pages()
         m_pages.insert(m_pages.begin() + n_before_extruders + extruder_idx, page);
 
             auto optgroup = page->new_optgroup(L("Size"));
-            optgroup->append_single_option_line("nozzle_diameter", extruder_idx);
+            optgroup->append_single_option_line("nozzle_diameter", wxEmptyString, extruder_idx);
 
             optgroup->m_on_change = [this, extruder_idx](const t_config_option_key& opt_key, boost::any value)
             {
@@ -2589,32 +2598,32 @@ void TabPrinter::build_unregular_pages()
             };
 
             optgroup = page->new_optgroup(L("Layer height limits"));
-            optgroup->append_single_option_line("min_layer_height", extruder_idx);
-            optgroup->append_single_option_line("max_layer_height", extruder_idx);
+            optgroup->append_single_option_line("min_layer_height", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("max_layer_height", wxEmptyString, extruder_idx);
 
 
             optgroup = page->new_optgroup(L("Position (for multi-extruder printers)"));
-            optgroup->append_single_option_line("extruder_offset", extruder_idx);
+            optgroup->append_single_option_line("extruder_offset", wxEmptyString, extruder_idx);
 
             optgroup = page->new_optgroup(L("Retraction"));
-            optgroup->append_single_option_line("retract_length", extruder_idx);
-            optgroup->append_single_option_line("retract_lift", extruder_idx);
+            optgroup->append_single_option_line("retract_length", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("retract_lift", wxEmptyString, extruder_idx);
                 Line line = { L("Only lift Z"), "" };
                 line.append_option(optgroup->get_option("retract_lift_above", extruder_idx));
                 line.append_option(optgroup->get_option("retract_lift_below", extruder_idx));
                 optgroup->append_line(line);
 
-            optgroup->append_single_option_line("retract_speed", extruder_idx);
-            optgroup->append_single_option_line("deretract_speed", extruder_idx);
-            optgroup->append_single_option_line("retract_restart_extra", extruder_idx);
-            optgroup->append_single_option_line("retract_before_travel", extruder_idx);
-            optgroup->append_single_option_line("retract_layer_change", extruder_idx);
-            optgroup->append_single_option_line("wipe", extruder_idx);
-            optgroup->append_single_option_line("retract_before_wipe", extruder_idx);
+            optgroup->append_single_option_line("retract_speed", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("deretract_speed", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("retract_restart_extra", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("retract_before_travel", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("retract_layer_change", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("wipe", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("retract_before_wipe", wxEmptyString, extruder_idx);
 
             optgroup = page->new_optgroup(L("Retraction when tool is disabled (advanced settings for multi-extruder setups)"));
-            optgroup->append_single_option_line("retract_length_toolchange", extruder_idx);
-            optgroup->append_single_option_line("retract_restart_extra_toolchange", extruder_idx);
+            optgroup->append_single_option_line("retract_length_toolchange", wxEmptyString, extruder_idx);
+            optgroup->append_single_option_line("retract_restart_extra_toolchange", wxEmptyString, extruder_idx);
 
             optgroup = page->new_optgroup(L("Preview"));
 
@@ -2625,6 +2634,7 @@ void TabPrinter::build_unregular_pages()
                                                                wxDefaultSize, wxDefaultPosition, wxBU_LEFT | wxBU_EXACTFIT, true);
                 ScalableButton* btn = m_reset_to_filament_color;
                 btn->SetFont(Slic3r::GUI::wxGetApp().normal_font());
+                btn->SetSize(btn->GetBestSize());
                 auto sizer = new wxBoxSizer(wxHORIZONTAL);
                 sizer->Add(btn);
 
@@ -2643,7 +2653,7 @@ void TabPrinter::build_unregular_pages()
 
                 return sizer;
             };
-            line = optgroup->create_single_option_line("extruder_colour", extruder_idx);
+            line = optgroup->create_single_option_line("extruder_colour", wxEmptyString, extruder_idx);
             line.append_widget(reset_to_filament_color);
             optgroup->append_line(line);
 
@@ -3562,10 +3572,11 @@ void Tab::update_ui_from_settings()
     }
 }
 
-void Tab::create_line_with_widget(ConfigOptionsGroup* optgroup, const std::string& opt_key, widget_t widget)
+void Tab::create_line_with_widget(ConfigOptionsGroup* optgroup, const std::string& opt_key, const wxString& path, widget_t widget)
 {
     Line line = optgroup->create_single_option_line(opt_key);
     line.widget = widget;
+    line.label_path = path;
 
     m_colored_Labels[opt_key] = nullptr;
     line.full_Label = &m_colored_Labels[opt_key];
@@ -3581,9 +3592,10 @@ wxSizer* Tab::compatible_widget_create(wxWindow* parent, PresetDependencies &dep
 {
     deps.checkbox = new wxCheckBox(parent, wxID_ANY, _(L("All")));
     deps.checkbox->SetFont(Slic3r::GUI::wxGetApp().normal_font());
-    deps.btn = new ScalableButton(parent, wxID_ANY, "printer_white", from_u8((boost::format(" %s %s") % _utf8(L("Set")) % std::string(dots.ToUTF8())).str()),
+    deps.btn = new ScalableButton(parent, wxID_ANY, "printer", from_u8((boost::format(" %s %s") % _utf8(L("Set")) % std::string(dots.ToUTF8())).str()),
                                   wxDefaultSize, wxDefaultPosition, wxBU_LEFT | wxBU_EXACTFIT, true);
     deps.btn->SetFont(Slic3r::GUI::wxGetApp().normal_font());
+    deps.btn->SetSize(deps.btn->GetBestSize());
 
 //    BlinkingBitmap* bbmp = new BlinkingBitmap(parent);
 
@@ -3660,9 +3672,10 @@ wxSizer* Tab::compatible_widget_create(wxWindow* parent, PresetDependencies &dep
 // Return a callback to create a TabPrinter widget to edit bed shape
 wxSizer* TabPrinter::create_bed_shape_widget(wxWindow* parent)
 {
-    ScalableButton* btn = new ScalableButton(parent, wxID_ANY, "printer_white", " " + _(L("Set")) + " " + dots,
+    ScalableButton* btn = new ScalableButton(parent, wxID_ANY, "printer", " " + _(L("Set")) + " " + dots,
         wxDefaultSize, wxDefaultPosition, wxBU_LEFT | wxBU_EXACTFIT, true);
     btn->SetFont(wxGetApp().normal_font());
+    btn->SetSize(btn->GetBestSize());
 
 //    BlinkingBitmap* bbmp = new BlinkingBitmap(parent);
 
@@ -4040,7 +4053,7 @@ void TabSLAMaterial::build()
     page = add_options_page(L("Dependencies"), "wrench.png");
     optgroup = page->new_optgroup(L("Profile dependencies"));
 
-    create_line_with_widget(optgroup.get(), "compatible_printers", [this](wxWindow* parent) {
+    create_line_with_widget(optgroup.get(), "compatible_printers", wxEmptyString, [this](wxWindow* parent) {
         return compatible_widget_create(parent, m_compatible_printers);
     });
     
@@ -4048,7 +4061,7 @@ void TabSLAMaterial::build()
     option.opt.full_width = true;
     optgroup->append_single_option_line(option);
 
-    create_line_with_widget(optgroup.get(), "compatible_prints", [this](wxWindow* parent) {
+    create_line_with_widget(optgroup.get(), "compatible_prints", wxEmptyString, [this](wxWindow* parent) {
         return compatible_widget_create(parent, m_compatible_prints);
     });
 
@@ -4171,7 +4184,7 @@ void TabSLAPrint::build()
     page = add_options_page(L("Dependencies"), "wrench");
     optgroup = page->new_optgroup(L("Profile dependencies"));
 
-    create_line_with_widget(optgroup.get(), "compatible_printers", [this](wxWindow* parent) {
+    create_line_with_widget(optgroup.get(), "compatible_printers", wxEmptyString, [this](wxWindow* parent) {
         return compatible_widget_create(parent, m_compatible_printers);
     });
 
diff --git a/src/slic3r/GUI/Tab.hpp b/src/slic3r/GUI/Tab.hpp
index 8b73b61be3..81e1152ba1 100644
--- a/src/slic3r/GUI/Tab.hpp
+++ b/src/slic3r/GUI/Tab.hpp
@@ -363,7 +363,7 @@ public:
 	const std::map<wxString, std::string>& get_category_icon_map() { return m_category_icon; }
 
 protected:
-	void			create_line_with_widget(ConfigOptionsGroup* optgroup, const std::string& opt_key, widget_t widget);
+	void			create_line_with_widget(ConfigOptionsGroup* optgroup, const std::string& opt_key, const wxString& path, widget_t widget);
 	wxSizer*		compatible_widget_create(wxWindow* parent, PresetDependencies &deps);
 	void 			compatible_widget_reload(PresetDependencies &deps);
 	void			load_key_value(const std::string& opt_key, const boost::any& value, bool saved_value = false);