diff --git a/_includes/faq.html b/_includes/faq.html
index fa7055f..afe780a 100644
--- a/_includes/faq.html
+++ b/_includes/faq.html
@@ -140,9 +140,8 @@ <h5 class="mb-0">
                         </div>
                         <div id="collapseTwo" class="collapse" aria-labelledby="headingTwo" data-parent="#xeokitFaq">
                             <div class="card-body">
-                                <b>Answer: </b><br><br>The xeokit SDK loads (at least) IFC (2x3 & 4), CityJSON, glTF,
-                                OBJ, 3DS, STL,
-                                3DXML, LAS, LAZ, PLY and XKT.<br><br>
+                                <b>Answer: </b><br><br>The xeokit SDK loads (at least) IFC (2x3 & 4.3), CityJSON, glTF, OBJ,
+                                3DXML, LAS, LAZ and XKT.<br><br>
                                 XKT is xeokit's highly-optimized native geometry format, which allows xeokit to load
                                 hundreds
                                 of thousands of full-precision objects in seconds. XKT files are converted from various
@@ -174,7 +173,7 @@ <h5 class="mb-0">
                         </div>
                         <div id="collapseFour" class="collapse" aria-labelledby="headingFour" data-parent="#xeokitFaq">
                             <div class="card-body">
-                                <b>Answer: </b><br><br>Use open source CLI tools to convert IFC STEP files into xeokit's
+                                <b>Answer: </b><br><br>Use open source CLI tools to convert IFC (2x3 and 4.3) files into xeokit's
                                 compressed native model format, XKT, which xeokit can then load super quickly into its
                                 browser-based viewer.<br><br>The XKT format contains all the model's geometry and
                                 elements, along with some basic metadata to help navigate the IFC types. The format
diff --git a/_includes/features.html b/_includes/features.html
index 2d41aa9..868e677 100644
--- a/_includes/features.html
+++ b/_includes/features.html
@@ -57,9 +57,7 @@ <h3>JavaScript Programming Toolkit</h3>
                     <li><b>Double-precision geometry</b>.<br>Load models with double-precision coordinates. Render them
                         accurately in the browser, without loss of precision.
                     </li>
-                    <li><b>Loads a variety of model formats</b>.<br>Load many models into the same scene, including IFC
-                        (2x3
-                        and 4), glTF, OBJ, STL, 3DXML, LAZ/LAS, CityJSON, XKT and more.
+                    <li><b>Loads a variety of model formats</b>.<br>Load many models into the same scene, including IFC (2x3 and 4.3), glTF, OBJ, STL, 3DXML, LAZ/LAS, CityJSON, XKT and more.
                     </li>
                     <li><b>Save and load BCF viewpoints</b>.<br> Build interoperable BIM apps. Connect your application
                         with the BIM ecosystem.
diff --git a/_includes/proprietaryProducts.html b/_includes/proprietaryProducts.html
index cefe167..582debe 100644
--- a/_includes/proprietaryProducts.html
+++ b/_includes/proprietaryProducts.html
@@ -4,7 +4,7 @@
         <td><a href="https://creoox.com/en/contact/" target="_code"><span
                 class="nowrap">ifc2gltf</span></a></td>
         <td>High-performance CLI tool from <a href="https://creoox.com/en/contact/" target="_external">Creeox AG</a> for converting
-            IFC into glTF and metadata files, for convert2xkt to convert into XKT, for fast loading into xeokit.
+            IFC (2x3 and 4.3) into glTF and metadata files, for convert2xkt to convert into XKT, for fast loading into xeokit.
         </td>
     </tr>
     </tbody>
diff --git a/download.html b/download.html
index ac1a709..685b69f 100644
--- a/download.html
+++ b/download.html
@@ -178,7 +178,7 @@ <h3>Enterprise tools</h3>
         <td><a href="https://creoox.com/en/contact/" target="_code"><span
                 class="nowrap">ifc2gltf</span></a></td>
         <td>High-performance CLI tool from <a href="https://creoox.com/en/contact/" target="_external">Creeox AG</a> for converting
-            IFC into glTF and metadata files, for convert2xkt to convert into XKT, for fast loading into xeokit.
+            IFC (2x3 and 4.3) into glTF and metadata files, for convert2xkt to convert into XKT, for fast loading into xeokit.
         </td>
     </tr>
     </tbody>
diff --git a/index.html b/index.html
index 0597688..38e5292 100644
--- a/index.html
+++ b/index.html
@@ -432,9 +432,7 @@ <h3>JavaScript Programming Toolkit</h3>
                     <li><b>Double-precision geometry</b>.<br>Load models with double-precision coordinates. Render them
                         accurately in the browser, without loss of precision.
                     </li>
-                    <li><b>Loads a variety of model formats</b>.<br>Load many models into the same scene, including IFC
-                        (2x3
-                        and 4), glTF, OBJ, STL, 3DXML, LAZ/LAS, CityJSON, XKT and more.
+                    <li><b>Loads a variety of model formats</b>.<br>Load many models into the same scene, including IFC (2x3 and 4.3), glTF, OBJ, STL, 3DXML, LAZ/LAS, CityJSON, XKT and more.
                     </li>
                     <li><b>Save and load BCF viewpoints</b>.<br> Build interoperable BIM apps. Connect your application
                         with the BIM ecosystem.
@@ -812,7 +810,7 @@ <h3>Enterprise tools</h3>
         <td><a href="https://creoox.com/en/contact/" target="_code"><span
                 class="nowrap">ifc2gltf</span></a></td>
         <td>High-performance CLI tool from <a href="https://creoox.com/en/contact/" target="_external">Creeox AG</a> for converting
-            IFC into glTF and metadata files, for convert2xkt to convert into XKT, for fast loading into xeokit.
+            IFC (2x3 and 4.3) into glTF and metadata files, for convert2xkt to convert into XKT, for fast loading into xeokit.
         </td>
     </tr>
     </tbody>
@@ -963,9 +961,8 @@ <h5 class="mb-0">
                         </div>
                         <div id="collapseTwo" class="collapse" aria-labelledby="headingTwo" data-parent="#xeokitFaq">
                             <div class="card-body">
-                                <b>Answer: </b><br><br>The xeokit SDK loads (at least) IFC (2x3 & 4), CityJSON, glTF,
-                                OBJ, 3DS, STL,
-                                3DXML, LAS, LAZ, PLY and XKT.<br><br>
+                                <b>Answer: </b><br><br>The xeokit SDK loads (at least) IFC (2x3 & 4.3), CityJSON, glTF, OBJ,
+                                3DXML, LAS, LAZ and XKT.<br><br>
                                 XKT is xeokit's highly-optimized native geometry format, which allows xeokit to load
                                 hundreds
                                 of thousands of full-precision objects in seconds. XKT files are converted from various
@@ -997,7 +994,7 @@ <h5 class="mb-0">
                         </div>
                         <div id="collapseFour" class="collapse" aria-labelledby="headingFour" data-parent="#xeokitFaq">
                             <div class="card-body">
-                                <b>Answer: </b><br><br>Use open source CLI tools to convert IFC STEP files into xeokit's
+                                <b>Answer: </b><br><br>Use open source CLI tools to convert IFC (2x3 and 4.3) files into xeokit's
                                 compressed native model format, XKT, which xeokit can then load super quickly into its
                                 browser-based viewer.<br><br>The XKT format contains all the model's geometry and
                                 elements, along with some basic metadata to help navigate the IFC types. The format