diff --git a/web/static/js/chat.js b/web/static/js/chat.js
index 1c80d81c..f0f5d345 100644
--- a/web/static/js/chat.js
+++ b/web/static/js/chat.js
@@ -3412,6 +3412,21 @@ async function deleteConversation(conversationId, skipConfirm = false) {
         } else if (typeof loadConversations === 'function') {
             loadConversations();
         }
+
+        // 批量管理弹窗打开时，同步刷新弹窗内列表
+        const batchModal = document.getElementById('batch-manage-modal');
+        if (batchModal && batchModal.style.display === 'flex') {
+            allConversationsForBatch = allConversationsForBatch.filter(c => c.id !== conversationId);
+            updateBatchManageTitle(allConversationsForBatch.length);
+            const searchInput = document.getElementById('batch-search-input');
+            const query = searchInput ? searchInput.value : '';
+            if (query && query.trim()) {
+                filterBatchConversations(query);
+            } else {
+                renderBatchConversations();
+            }
+        }
+
         // 通知其他模块（如 WebShell AI 助手）同步删除，保持列表一致
         try {
             document.dispatchEvent(new CustomEvent('conversation-deleted', { detail: { conversationId } }));
diff --git a/web/static/js/projects.js b/web/static/js/projects.js
index 8f48104c..f7f2e46e 100644
--- a/web/static/js/projects.js
+++ b/web/static/js/projects.js
@@ -872,7 +872,6 @@ async function viewProjectFactBody(factKey) {
     ];
     if (f.related_vulnerability_id) metaParts.push(tpFmt('projects.factMetaRelatedVuln', `Related vulnerability: ${f.related_vulnerability_id}`, { value: f.related_vulnerability_id }));
     if (f.source_conversation_id) metaParts.push(tpFmt('projects.factMetaSourceConversation', `Source conversation: ${f.source_conversation_id}`, { value: f.source_conversation_id }));
-    if (f.supersedes_fact_id) metaParts.push(tp('projects.factMetaHasPrevious'));
     document.getElementById('fact-detail-meta').textContent = metaParts.join(' · ');
     document.getElementById('fact-detail-body').textContent = f.body || tp('projects.emptyBody');
     const warnEl = document.getElementById('fact-detail-sparse-warn');
@@ -885,33 +884,6 @@ async function viewProjectFactBody(factKey) {
             warnEl.textContent = '';
         }
     }
-    const prevWrap = document.getElementById('fact-detail-prev-wrap');
-    if (prevWrap) {
-        prevWrap.hidden = true;
-        if (f.id && f.supersedes_fact_id) {
-            try {
-                const prevRes = await apiFetch(
-                    `/api/projects/${currentProjectId}/facts/${encodeURIComponent(f.id)}/previous-version`,
-                );
-                if (prevRes.ok) {
-                    const prev = await prevRes.json();
-                    prevWrap.hidden = false;
-                    document.getElementById('fact-detail-prev-meta').textContent = tpFmt(
-                        'projects.factPreviousMeta',
-                        `Archived at ${formatProjectTime(prev.archived_at)} · Summary: ${prev.summary || '—'} · Confidence: ${prev.confidence || '—'}`,
-                        {
-                            time: formatProjectTime(prev.archived_at),
-                            summary: prev.summary || '—',
-                            confidence: prev.confidence || '—',
-                        },
-                    );
-                    document.getElementById('fact-detail-prev-body').textContent = prev.body || tp('projects.emptyBody');
-                }
-            } catch (e) {
-                console.warn(e);
-            }
-        }
-    }
     const linkBtn = document.getElementById('fact-detail-link-vuln-btn');
     const createBtn = document.getElementById('fact-detail-create-vuln-btn');
     if (linkBtn) linkBtn.hidden = false;
diff --git a/web/templates/index.html b/web/templates/index.html
index 43124e4d..a0152737 100644
--- a/web/templates/index.html
+++ b/web/templates/index.html
@@ -4250,12 +4250,6 @@
             </div>
             <div class="projects-modal-body">
                 <p id="fact-detail-sparse-warn" class="projects-fact-sparse-warn" hidden></p>
-                <div id="fact-detail-prev-wrap" class="fact-detail-prev-wrap" hidden>
-                    <h4 class="fact-detail-prev-title" data-i18n="projects.previousVersion">上一版本</h4>
-                    <p id="fact-detail-prev-meta" class="projects-modal-subtitle"></p>
-                    <pre id="fact-detail-prev-body" class="fact-detail-body fact-detail-body--muted"></pre>
-                </div>
-                <h4 class="fact-detail-current-title" data-i18n="projects.currentVersion">当前版本</h4>
                 <pre id="fact-detail-body" class="fact-detail-body"></pre>
             </div>
             <div class="projects-modal-footer projects-modal-footer--split">