diff --git a/modules/ui_extensions.py b/modules/ui_extensions.py
index b487ac25..1434f25f 100644
--- a/modules/ui_extensions.py
+++ b/modules/ui_extensions.py
@@ -206,12 +206,13 @@ def refresh_available_extensions_from_data(hide_tags):
         if url is None:
             continue
 
+        existing = installed_extension_urls.get(normalize_git_url(url), None)
+        extension_tags = extension_tags + ["installed"] if existing else extension_tags
+
         if len([x for x in extension_tags if x in tags_to_hide]) > 0:
             hidden += 1
             continue
 
-        existing = installed_extension_urls.get(normalize_git_url(url), None)
-
         install_code = f"""<input onclick="install_extension_from_index(this, '{html.escape(url)}')" type="button" value="{"Install" if not existing else "Installed"}" {"disabled=disabled" if existing else ""} class="gr-button gr-button-lg gr-button-secondary">"""
 
         tags_text = ", ".join([f"<span class='extension-tag' title='{tags.get(x, '')}'>{x}</span>" for x in extension_tags])
@@ -222,7 +223,11 @@ def refresh_available_extensions_from_data(hide_tags):
                 <td>{html.escape(description)}</td>
                 <td>{install_code}</td>
             </tr>
-    """
+        
+        """
+
+        for tag in [x for x in extension_tags if x not in tags]:
+            tags[tag] = tag
 
     code += """
         </tbody>
@@ -272,7 +277,7 @@ def create_ui():
                     install_extension_button = gr.Button(elem_id="install_extension_button", visible=False)
 
                 with gr.Row():
-                    hide_tags = gr.CheckboxGroup(value=["ads", "localization"], label="Hide extensions with tags", choices=["script", "ads", "localization"])
+                    hide_tags = gr.CheckboxGroup(value=["ads", "localization", "installed"], label="Hide extensions with tags", choices=["script", "ads", "localization", "installed"])
 
                 install_result = gr.HTML()
                 available_extensions_table = gr.HTML()