diff --git a/frontend/src/components/FileExplorer.tsx b/frontend/src/components/FileExplorer.tsx
index d3464be..d22f8df 100644
--- a/frontend/src/components/FileExplorer.tsx
+++ b/frontend/src/components/FileExplorer.tsx
@@ -1308,6 +1308,84 @@ export default function FileExplorer({ onLogout }: FileExplorerProps) {
     return sortedGroupNames.map(name => ({ name, files: groupsMap[name] }));
   }, [displayFiles, activeSection, trashAutoPurgeDays]);
 
+  const renderPinnedSidebarSection = (filterExt?: string) => {
+    const displayedPinned = filterExt ? pinnedFiles.filter(f => f.name.endsWith(filterExt)) : pinnedFiles;
+    
+    return (
+      <div className="py-1">
+        <button
+          onClick={() => {
+            const next = !pinnedExpanded;
+            setPinnedExpanded(next);
+            api.updateSettings({ pinned_sidebar_expanded: next ? 'true' : 'false' }).catch(console.error);
+          }}
+          className="w-full flex items-center justify-between px-3 py-2.5 rounded-xl text-sm font-medium transition-all duration-150 hover:bg-white/5"
+          style={{ color: 'var(--color-text-secondary)' }}
+        >
+          <div className="flex items-center gap-3">
+            <Pin className="w-4.5 h-4.5" />
+            Pinned
+          </div>
+          <ChevronRight className={`w-4 h-4 transition-transform duration-200 ${pinnedExpanded ? 'rotate-90' : ''}`} />
+        </button>
+        <AnimatePresence>
+          {pinnedExpanded && (
+            <motion.div
+              initial={{ height: 0, opacity: 0 }}
+              animate={{ height: 'auto', opacity: 1 }}
+              exit={{ height: 0, opacity: 0 }}
+              className="overflow-hidden flex flex-col gap-0.5 mt-1"
+            >
+              {displayedPinned.length === 0 ? (
+                <div className="px-10 py-2 text-xs" style={{ color: 'var(--color-text-tertiary)' }}>No pinned items</div>
+              ) : (
+                displayedPinned.map((file) => (
+                  <div
+                    key={file.path}
+                    data-file-item
+                    draggable
+                    onDragStart={(e) => {
+                      e.dataTransfer.setData('text/plain', file.path);
+                    }}
+                    onDragOver={(e) => {
+                      e.preventDefault();
+                      setDragOverPinnedItem(file.path);
+                    }}
+                    onDragLeave={() => {
+                      setDragOverPinnedItem(null);
+                    }}
+                    onDrop={(e) => {
+                      e.preventDefault();
+                      setDragOverPinnedItem(null);
+                      const source = e.dataTransfer.getData('text/plain');
+                      if (source && source !== file.path) {
+                        handlePinnedDragEnd(source, file.path);
+                      }
+                    }}
+                    className="group flex items-center justify-between px-10 py-2 text-sm font-medium cursor-pointer rounded-lg transition-colors hover:bg-white/5 gap-3"
+                    style={{ 
+                      backgroundColor: activeSection === 'files' && currentPath === file.path ? 'var(--color-accent-subtle)' : 'transparent',
+                      color: activeSection === 'files' && currentPath === file.path ? 'var(--color-accent)' : 'var(--color-text-secondary)',
+                      borderTop: dragOverPinnedItem === file.path ? '2px solid var(--color-accent)' : '2px solid transparent',
+                    }}
+                    onClick={() => { setActiveSection('files'); navigateTo(file.path); }}
+                    onContextMenu={(e) => handleContextMenu(e, file)}
+                  >
+                    <div className="w-4 h-4 flex items-center justify-center flex-shrink-0 [&>svg]:w-4 [&>svg]:h-4">
+                      {getFileIcon(file)}
+                    </div>
+                    <span className="truncate flex-1" title={getFileDisplayName(file.name, file.is_dir)}>{getFileDisplayName(file.name, file.is_dir)}</span>
+                  </div>
+                ))
+              )}
+            </motion.div>
+          )}
+        </AnimatePresence>
+      </div>
+    );
+  };
+
+
   return (
     <div className={`flex ${isMobile ? 'h-[100dvh]' : 'h-screen'} w-full overflow-hidden`} style={{ backgroundColor: 'var(--color-bg-primary)' }}>
       {isMobile && sidebarOpen && (
@@ -1425,76 +1503,7 @@ export default function FileExplorer({ onLogout }: FileExplorerProps) {
             </AnimatePresence>
           </div>
 
-          <div className="py-1">
-            <button
-              onClick={() => {
-                const next = !pinnedExpanded;
-                setPinnedExpanded(next);
-                api.updateSettings({ pinned_sidebar_expanded: next ? 'true' : 'false' }).catch(console.error);
-              }}
-              className="w-full flex items-center justify-between px-3 py-2.5 rounded-xl text-sm font-medium transition-all duration-150 hover:bg-white/5"
-              style={{ color: 'var(--color-text-secondary)' }}
-            >
-              <div className="flex items-center gap-3">
-                <Pin className="w-4.5 h-4.5" />
-                Pinned
-              </div>
-              <ChevronRight className={`w-4 h-4 transition-transform duration-200 ${pinnedExpanded ? 'rotate-90' : ''}`} />
-            </button>
-            <AnimatePresence>
-              {pinnedExpanded && (
-                <motion.div
-                  initial={{ height: 0, opacity: 0 }}
-                  animate={{ height: 'auto', opacity: 1 }}
-                  exit={{ height: 0, opacity: 0 }}
-                  className="overflow-hidden flex flex-col gap-0.5 mt-1"
-                >
-                  {pinnedFiles.length === 0 ? (
-                    <div className="px-10 py-2 text-xs" style={{ color: 'var(--color-text-tertiary)' }}>No pinned items</div>
-                  ) : (
-                    pinnedFiles.map((file) => (
-                      <div
-                        key={file.path}
-                        data-file-item
-                        draggable
-                        onDragStart={(e) => {
-                          e.dataTransfer.setData('text/plain', file.path);
-                        }}
-                        onDragOver={(e) => {
-                          e.preventDefault();
-                          setDragOverPinnedItem(file.path);
-                        }}
-                        onDragLeave={() => {
-                          setDragOverPinnedItem(null);
-                        }}
-                        onDrop={(e) => {
-                          e.preventDefault();
-                          setDragOverPinnedItem(null);
-                          const source = e.dataTransfer.getData('text/plain');
-                          if (source && source !== file.path) {
-                            handlePinnedDragEnd(source, file.path);
-                          }
-                        }}
-                        className="group flex items-center justify-between px-10 py-2 text-sm font-medium cursor-pointer rounded-lg transition-colors hover:bg-white/5 gap-3"
-                        style={{ 
-                          backgroundColor: activeSection === 'files' && currentPath === file.path ? 'var(--color-accent-subtle)' : 'transparent',
-                          color: activeSection === 'files' && currentPath === file.path ? 'var(--color-accent)' : 'var(--color-text-secondary)',
-                          borderTop: dragOverPinnedItem === file.path ? '2px solid var(--color-accent)' : '2px solid transparent',
-                        }}
-                        onClick={() => { setActiveSection('files'); navigateTo(file.path); }}
-                        onContextMenu={(e) => handleContextMenu(e, file)}
-                      >
-                        <div className="w-4 h-4 flex items-center justify-center flex-shrink-0 [&>svg]:w-4 [&>svg]:h-4">
-                          {getFileIcon(file)}
-                        </div>
-                        <span className="truncate flex-1" title={getFileDisplayName(file.name, file.is_dir)}>{getFileDisplayName(file.name, file.is_dir)}</span>
-                      </div>
-                    ))
-                  )}
-                </motion.div>
-              )}
-            </AnimatePresence>
-          </div>
+          {renderPinnedSidebarSection()}
 
           {[
             { id: 'shared' as SidebarSection, icon: LinkIcon, label: 'Shared Files' },
@@ -1532,6 +1541,7 @@ export default function FileExplorer({ onLogout }: FileExplorerProps) {
                 <FileText className="w-4.5 h-4.5" />
                 Recent Documents
               </button>
+              {renderPinnedSidebarSection('.docx')}
             </>
           )}
 
@@ -1549,6 +1559,7 @@ export default function FileExplorer({ onLogout }: FileExplorerProps) {
                 <Presentation className="w-4.5 h-4.5" />
                 Recent Presentations
               </button>
+              {renderPinnedSidebarSection('.pptx')}
             </>
           )}
         </nav>