diff --git a/qbittorrent_performer_sorter.html b/qbittorrent_performer_sorter.html
index af286d2..c4d33d5 100644
--- a/qbittorrent_performer_sorter.html
+++ b/qbittorrent_performer_sorter.html
@@ -8027,7 +8027,7 @@ Return ONLY a valid JSON object with an array named "results":
       }
     }
 
-    // Batch Replace Action
+    // Batch Replace Action with Live Per-Item Progress
     const btnBatchReplaceTranscodes = document.getElementById('btn-batch-replace-transcodes');
     if (btnBatchReplaceTranscodes) {
       btnBatchReplaceTranscodes.addEventListener('click', async () => {
@@ -8043,35 +8043,64 @@ Return ONLY a valid JSON object with an array named "results":
           return;
         }
 
-        try {
-          btnBatchReplaceTranscodes.disabled = true;
-          btnBatchReplaceTranscodes.textContent = `Replacing ${selectedItems.length}...`;
+        const deleteCache = document.getElementById('transcode-opt-delete-cache')?.checked;
+        const triggerRescan = document.getElementById('transcode-opt-trigger-rescan')?.checked;
 
-          const deleteCache = document.getElementById('transcode-opt-delete-cache')?.checked;
-          const triggerRescan = document.getElementById('transcode-opt-trigger-rescan')?.checked;
+        let successCount = 0;
+        let totalSavedBytes = 0;
+        btnBatchReplaceTranscodes.disabled = true;
 
-          const res = await fetch('/api/stash/transcodes/batch-replace', {
-            method: 'POST',
-            headers: { 'Content-Type': 'application/json' },
-            body: JSON.stringify({
-              items: selectedItems,
-              delete_transcode: deleteCache,
-              trigger_rescan: triggerRescan
-            })
-          });
-          const data = await res.json();
-          if (data.success) {
-            showToast(`✓ Batch replaced ${data.replaced_count} files (Saved ${(data.total_saved_bytes/(1024*1024)).toFixed(1)} MB)!`, 'success');
-            await scanStashTranscodes();
-          } else {
-            showToast(`Batch error: ${data.error}`, 'error');
+        for (let i = 0; i < selectedItems.length; i++) {
+          const item = selectedItems[i];
+          btnBatchReplaceTranscodes.textContent = `Replacing ${i + 1} / ${selectedItems.length}...`;
+
+          const row = document.getElementById(`transcode-row-${item.oshash}`);
+          const replaceBtn = row?.querySelector('.btn-transcode-replace-single');
+          if (replaceBtn) {
+            replaceBtn.disabled = true;
+            replaceBtn.textContent = '⏳ Copying...';
+          }
+
+          try {
+            const res = await fetch('/api/stash/transcodes/replace', {
+              method: 'POST',
+              headers: { 'Content-Type': 'application/json' },
+              body: JSON.stringify({
+                orig_local_path: item.orig_local_path,
+                transcode_path: item.transcode_path,
+                delete_transcode: deleteCache,
+                trigger_rescan: (i === selectedItems.length - 1) ? triggerRescan : false
+              })
+            });
+            const data = await res.json();
+            if (data.success) {
+              successCount++;
+              totalSavedBytes += (data.saved_bytes || 0);
+              if (row) {
+                row.style.opacity = '0.4';
+                row.style.background = 'rgba(16, 185, 129, 0.1)';
+                if (replaceBtn) replaceBtn.textContent = '✅ Replaced';
+              }
+            } else {
+              if (replaceBtn) {
+                replaceBtn.disabled = false;
+                replaceBtn.textContent = '❌ Failed';
+                replaceBtn.title = data.error || 'Failed';
+              }
+            }
+          } catch (err) {
+            if (replaceBtn) {
+              replaceBtn.disabled = false;
+              replaceBtn.textContent = '❌ Error';
+              replaceBtn.title = err.message;
+            }
           }
-        } catch (err) {
-          showToast(`Batch execution error: ${err.message}`, 'error');
-        } finally {
-          btnBatchReplaceTranscodes.disabled = false;
-          btnBatchReplaceTranscodes.textContent = `⚡ Batch Replace Selected (${selectedTranscodeHashes.size})`;
         }
+
+        const savedMb = (totalSavedBytes / (1024 * 1024)).toFixed(1);
+        showToast(`✓ Batch completed: Replaced ${successCount} / ${selectedItems.length} files (Saved ${savedMb} MB)!`, 'success');
+        btnBatchReplaceTranscodes.disabled = false;
+        btnBatchReplaceTranscodes.textContent = `⚡ Batch Replace Selected (${selectedTranscodeHashes.size})`;
       });
     }
 
diff --git a/server.py b/server.py
index a8bf5df..d457720 100644
--- a/server.py
+++ b/server.py
@@ -2889,14 +2889,18 @@ class RobustProxyHandler(http.server.SimpleHTTPRequestHandler):
             saved_bytes = orig_size - transcode_size
 
             # Step 5: Record to Relocation History audit log
-            record_relocation_history(
-                source_path=transcode_path,
-                target_path=orig_local_path,
-                performer_name="Transcode Optimization",
-                status="completed",
-                size_bytes=transcode_size,
-                action_type="transcode_replace"
-            )
+            try:
+                record_relocation_history(
+                    source_type="stash_transcode",
+                    item_key=orig_local_path,
+                    item_name=os.path.basename(orig_local_path),
+                    source_path=transcode_path,
+                    target_path=orig_local_path,
+                    performer="Transcode Optimization",
+                    file_size=transcode_size
+                )
+            except Exception as e:
+                print(f"Warning: History record error: {e}")
 
             # Step 6: Trigger Stash metadata scan on parent folder if requested
             if trigger_rescan:
@@ -2967,6 +2971,19 @@ class RobustProxyHandler(http.server.SimpleHTTPRequestHandler):
                     saved = orig_size - transcode_size
                     total_saved_bytes += saved
                     rescanned_dirs.add(os.path.dirname(orig_local_path))
+
+                    try:
+                        record_relocation_history(
+                            source_type="stash_transcode",
+                            item_key=orig_local_path,
+                            item_name=os.path.basename(orig_local_path),
+                            source_path=transcode_path,
+                            target_path=orig_local_path,
+                            performer="Transcode Optimization",
+                            file_size=transcode_size
+                        )
+                    except Exception:
+                        pass
                 except Exception as e:
                     errors.append({"path": orig_local_path, "error": str(e)})