diff --git a/classifier/css/layout.css b/classifier/css/layout.css
index 9fed191..f9547a8 100644
--- a/classifier/css/layout.css
+++ b/classifier/css/layout.css
@@ -567,24 +567,6 @@ input.tfile__name:focus { border-color: var(--primary); background: var(--bg); o
     cursor: wait;
 }
 
-/* ZIP Extract All Button */
-.zip-extract-all-btn {
-    margin-left: auto;
-    padding: 0.15rem 0.4rem;
-    font-size: 0.7rem;
-    opacity: 0;
-    transition: opacity 0.15s;
-}
-
-.folder-item:hover .zip-extract-all-btn {
-    opacity: 1;
-}
-
-.zip-extract-all-btn:disabled {
-    opacity: 0.5;
-    cursor: wait;
-}
-
 /* ── By-tracking merged-cell table ──────────────────────────────────────── */
 #trackingTree { padding: 0; }   /* table reaches the edges; cells carry padding */
 .ttable { border-collapse: separate; border-spacing: 0; width: 100%; font-size: 0.82rem; }
diff --git a/classifier/js/tree.js b/classifier/js/tree.js
index 4a3b3e7..b2a37e7 100644
--- a/classifier/js/tree.js
+++ b/classifier/js/tree.js
@@ -340,22 +340,6 @@
             });
             item.appendChild(extractBtn);
         }
-        
-        // Extract All button for folders with ZIP descendants (but not ZIP roots themselves)
-        if (!folder.isZipRoot && !folder.isVirtualDir) {
-            const zipCount = countZipDescendants(folder);
-            if (zipCount > 0) {
-                const extractAllBtn = document.createElement('button');
-                extractAllBtn.className = 'btn btn-sm zip-extract-all-btn';
-                extractAllBtn.textContent = `📤 Extract All (${zipCount})`;
-                extractAllBtn.title = `Extract all ${zipCount} ZIP file(s) in this folder`;
-                extractAllBtn.addEventListener('click', async (e) => {
-                    e.stopPropagation();
-                    await handleExtractAllZips(folder);
-                });
-                item.appendChild(extractAllBtn);
-            }
-        }
 
         // Click handler for selection
         item.addEventListener('click', (e) => {
@@ -507,77 +491,6 @@
         }
     }
     
-    /**
-     * Count ZIP descendants in a folder
-     */
-    function countZipDescendants(folder) {
-        let count = 0;
-        if (folder.children) {
-            for (const child of folder.children) {
-                if (child.isZipRoot) {
-                    count++;
-                }
-                count += countZipDescendants(child);
-            }
-        }
-        return count;
-    }
-    
-    /**
-     * Get all ZIP folders as flat list
-     */
-    function getZipDescendants(folder, zips = []) {
-        if (folder.children) {
-            for (const child of folder.children) {
-                if (child.isZipRoot) {
-                    zips.push(child);
-                }
-                getZipDescendants(child, zips);
-            }
-        }
-        return zips;
-    }
-    
-    /**
-     * Handle extracting all ZIPs in a folder
-     */
-    async function handleExtractAllZips(folder) {
-        const zips = getZipDescendants(folder);
-        if (zips.length === 0) return;
-        
-        const confirmed = confirm(`Extract ${zips.length} ZIP file(s)?\n\nThis will create folders for each ZIP with their contents.`);
-        if (!confirmed) return;
-        
-        try {
-            // Show extracting state on button
-            const btn = document.querySelector(`.folder-item[data-path="${folder.path}"] .zip-extract-all-btn`);
-            if (btn) {
-                btn.textContent = '⏳ Extracting...';
-                btn.disabled = true;
-            }
-            
-            // Extract all ZIPs
-            for (const zip of zips) {
-                if (zip.zipPath) {
-                    await window.app.modules.scanner.extractZip(zip.zipPath);
-                }
-            }
-            
-            // Auto-refresh preserving tree state
-            await window.app.modules.scanner.scanDirectory(window.app.rootHandle, true);
-        } catch (err) {
-            console.error('Error extracting ZIPs:', err);
-            alert('Error extracting ZIPs: ' + err.message);
-            
-            // Reset button
-            const btn = document.querySelector(`.folder-item[data-path="${folder.path}"] .zip-extract-all-btn`);
-            if (btn) {
-                btn.textContent = `📤 Extract All (${zips.length})`;
-                btn.disabled = false;
-            }
-        }
-    }
-
     /**
      * Toggle folder expansion
      */