diff --git a/releases-manifest.json b/releases-manifest.json
index cd360ad..7f00ad4 100644
--- a/releases-manifest.json
+++ b/releases-manifest.json
@@ -35,15 +35,15 @@
     {
       "id": "theseus-navigator",
       "product": "Theseus Navigator",
-      "version": "0.3.11",
+      "version": "0.3.12",
       "date": "2026-09-06",
       "platform": "win-x64",
       "signed": false,
       "signingAuthority": null,
-      "changes": "Adaptive toolbar: as the window narrows, elements fold in a predictable order — search box auto-hides first, Theseus button collapses to just the gear icon next, then the whole extension dock folds into a single 🧩 puzzle button that opens a dropdown of installed extensions. Your explicit Address bar / Search box size settings still win when the window is wide enough. Everything from 0.3.10 rides along.",
+      "changes": "Sidebar cleanup: the redundant 32-px extension picker strip that was injected at the top of every add-on panel is gone — the toolbar extension dock already does the switching, and panels reclaim that vertical space. When the toolbar dock is collapsed at narrow widths, the single button now shows the first installed extension's icon (instead of a generic puzzle piece), and still opens a dropdown of every installed extension on click. Everything from 0.3.11 rides along.",
       "files": {
-        "TheseusNavigator-Setup-0.3.11.exe": "b08530a69d47c2525a2238bd35542d141c4cf2be09f61f7b6d9bb08166f606cf",
-        "TheseusNavigator-0.3.11-portable.exe": "b67387c85f6d37df2d2c2055a1773954a2e9019d3d567943d8ed5a39e9ee53a9"
+        "TheseusNavigator-Setup-0.3.12.exe": "a28b4d2be705069f35fa21c5c3e008627661b6173d1eb3014d001eb81c72761e",
+        "TheseusNavigator-0.3.12-portable.exe": "5dab9a17818d263706704ab867b6ab9743c2606eb60e2391d0e00a78604cd26b"
       }
     }
   ]
diff --git a/releases/index.html b/releases/index.html
index 5824139..dd962d6 100644
--- a/releases/index.html
+++ b/releases/index.html
@@ -49,16 +49,16 @@
      mirror cannot change what you check against here.</p>
 
   <div class="rel">
-    <h2>Theseus Navigator <span style="color:var(--acid)">0.3.11</span></h2>
-    <div class="meta">Windows 64-bit · unsigned · 2026-09-06 · <b>Adaptive toolbar</b> — as the window narrows, the toolbar folds in a predictable order: search box auto-hides first, then the Theseus button collapses to just the gear icon, then the whole extension dock folds into a single 🧩 puzzle button that opens a dropdown of installed extensions. Your explicit Address bar / Search box size settings still win when the window is wide enough. Everything from 0.3.10 rides along.</div>
+    <h2>Theseus Navigator <span style="color:var(--acid)">0.3.12</span></h2>
+    <div class="meta">Windows 64-bit · unsigned · 2026-09-06 · <b>Sidebar cleanup</b> — the redundant 32-px extension picker strip that was injected at the top of every add-on panel is gone (the toolbar dock already does the switching), and panels reclaim that vertical space. When the toolbar dock collapses at narrow widths, the single button now shows the first installed extension's icon (📝 / ₿ / Ⓢ) instead of a generic puzzle piece, and still opens a dropdown of every installed extension on click. Everything from 0.3.11 rides along.</div>
 
     <div class="file">
-      <div class="n"><a href="https://dl.silentmode.st/TheseusNavigator-Setup-0.3.11.exe">TheseusNavigator-Setup-0.3.11.exe</a> — installer</div>
-      <code>b08530a69d47c2525a2238bd35542d141c4cf2be09f61f7b6d9bb08166f606cf</code>
+      <div class="n"><a href="https://dl.silentmode.st/TheseusNavigator-Setup-0.3.12.exe">TheseusNavigator-Setup-0.3.12.exe</a> — installer</div>
+      <code>a28b4d2be705069f35fa21c5c3e008627661b6173d1eb3014d001eb81c72761e</code>
     </div>
     <div class="file">
-      <div class="n"><a href="https://dl.silentmode.st/TheseusNavigator-0.3.11-portable.exe">TheseusNavigator-0.3.11-portable.exe</a> — portable</div>
-      <code>b67387c85f6d37df2d2c2055a1773954a2e9019d3d567943d8ed5a39e9ee53a9</code>
+      <div class="n"><a href="https://dl.silentmode.st/TheseusNavigator-0.3.12-portable.exe">TheseusNavigator-0.3.12-portable.exe</a> — portable</div>
+      <code>5dab9a17818d263706704ab867b6ab9743c2606eb60e2391d0e00a78604cd26b</code>
     </div>
   </div>
 
diff --git a/tools/index.html b/tools/index.html
index 6ba0122..bd3f68a 100644
--- a/tools/index.html
+++ b/tools/index.html
@@ -110,15 +110,15 @@
         <h3>for Windows</h3>
         <p class="desc">Full-window desktop browser with Tor toggle and search bar.
            macOS and Linux not yet packaged.</p>
-        <div class="meta">v0.3.11 · installer ~118 MB (with Ariadne's Thread) · portable ~116 MB · unsigned</div>
+        <div class="meta">v0.3.12 · installer ~118 MB (with Ariadne's Thread) · portable ~116 MB · unsigned</div>
         <div class="buttons">
-          <a class="btn acid" href="https://dl.silentmode.st/TheseusNavigator-Setup-0.3.11.exe">Installer</a>
-          <a class="btn ghost" href="https://dl.silentmode.st/TheseusNavigator-0.3.11-portable.exe">Portable .exe</a>
+          <a class="btn acid" href="https://dl.silentmode.st/TheseusNavigator-Setup-0.3.12.exe">Installer</a>
+          <a class="btn ghost" href="https://dl.silentmode.st/TheseusNavigator-0.3.12-portable.exe">Portable .exe</a>
         </div>
         <div class="verifybox">
           <div class="lbl">SHA-256 — verify before running</div>
-          <div class="h"><b>Installer</b><code>b08530a69d47c2525a2238bd35542d141c4cf2be09f61f7b6d9bb08166f606cf</code></div>
-          <div class="h"><b>Portable</b><code>b67387c85f6d37df2d2c2055a1773954a2e9019d3d567943d8ed5a39e9ee53a9</code></div>
+          <div class="h"><b>Installer</b><code>a28b4d2be705069f35fa21c5c3e008627661b6173d1eb3014d001eb81c72761e</code></div>
+          <div class="h"><b>Portable</b><code>5dab9a17818d263706704ab867b6ab9743c2606eb60e2391d0e00a78604cd26b</code></div>
         </div>
       </div>