diff --git a/www/feed.html b/www/feed.html
index 45397c8..658cb16 100644
--- a/www/feed.html
+++ b/www/feed.html
@@ -488,21 +488,33 @@ import { initPostCards } from './js/post-interactions2.mjs';
         return false;
       }
 
-      // Only prepend if the post is newer than the first currently visible post.
-      const firstChild = divFeed.firstElementChild;
-      const firstPostId = firstChild ? firstChild.getAttribute('data-post-id') : null;
-      const firstPost = firstPostId ? posts.find((p) => p.id === firstPostId) : null;
+      const postCreatedAt = post.created_at || 0;
 
-      if (!firstPost || (post.created_at || 0) < (firstPost.created_at || 0)) {
-        // Post is older than the first visible post (or unknown) — full rebuild for safety.
-        renderFeed();
-        return false;
+      // Find the correct insertion point by scanning visible children's created_at.
+      // Posts are displayed newest-first, so we insert before the first child
+      // that is older than (or equal to) the new post.
+      const postEl = cards.createCard(post, { currentPubkey, autoWire: false, autoplayVideo: autoplayVideosEnabled });
+      let inserted = false;
+
+      for (const child of divFeed.children) {
+        const childId = child.getAttribute('data-post-id');
+        if (!childId) continue;
+        const childPost = posts.find((p) => p.id === childId);
+        if (!childPost) continue;
+        const childCreatedAt = childPost.created_at || 0;
+        if (postCreatedAt >= childCreatedAt) {
+          divFeed.insertBefore(postEl, child);
+          inserted = true;
+          break;
+        }
       }
 
-      const postEl = cards.createCard(post, { currentPubkey, autoWire: false, autoplayVideo: autoplayVideosEnabled });
-      divFeed.insertBefore(postEl, divFeed.firstChild);
-      renderedPostIds.add(post.id);
+      if (!inserted) {
+        // Post is older than all visible posts — append at the bottom.
+        divFeed.appendChild(postEl);
+      }
 
+      renderedPostIds.add(post.id);
       cards.wireInteractions([post.id], { currentPubkey });
 
       // Trim DOM to displayCount.
@@ -543,7 +555,11 @@ import { initPostCards } from './js/post-interactions2.mjs';
         (Array.isArray(fresh) ? fresh : []).forEach((evt1) => {
           upsertFeedPost(evt1);
         });
-        if (posts.length > 0) {
+        // Only do a full re-render if the feed hasn't been rendered yet.
+        // If the feed is already rendered, the posts are in the array and
+        // will appear when the user clicks "See More" or on next full render.
+        // This prevents the relay fetch callback from wiping prepended live posts.
+        if (posts.length > 0 && renderedPostIds.size === 0) {
           renderFeed();
         }
       }).catch(() => {});
diff --git a/www/js/version.json b/www/js/version.json
index 1b6226b..7f8aa53 100644
--- a/www/js/version.json
+++ b/www/js/version.json
@@ -1,5 +1,5 @@
 {
-  "VERSION": "v0.7.85",
-  "VERSION_NUMBER": "0.7.85",
-  "BUILD_DATE": "2026-07-01T11:59:39.440Z"
+  "VERSION": "v0.7.86",
+  "VERSION_NUMBER": "0.7.86",
+  "BUILD_DATE": "2026-07-01T13:22:33.456Z"
 }
diff --git a/www/post.html b/www/post.html
index f90e67c..b2939e4 100644
--- a/www/post.html
+++ b/www/post.html
@@ -667,21 +667,33 @@ import { initPostCards } from './js/post-interactions2.mjs';
         return false;
       }
 
-      // Only prepend if the post is newer than the first currently visible post.
-      const firstChild = divFeed.firstElementChild;
-      const firstPostId = firstChild ? firstChild.getAttribute('data-post-id') : null;
-      const firstPost = firstPostId ? posts.find((p) => p.id === firstPostId) : null;
+      const postCreatedAt = post.created_at || 0;
 
-      if (!firstPost || (post.created_at || 0) < (firstPost.created_at || 0)) {
-        // Post is older than the first visible post (or unknown) — full rebuild for safety.
-        renderFeed();
-        return false;
+      // Find the correct insertion point by scanning visible children's created_at.
+      // Posts are displayed newest-first, so we insert before the first child
+      // that is older than (or equal to) the new post.
+      const postEl = cards.createCard(post, { currentPubkey, autoWire: false, autoplayVideo: false });
+      let inserted = false;
+
+      for (const child of divFeed.children) {
+        const childId = child.getAttribute('data-post-id');
+        if (!childId) continue;
+        const childPost = posts.find((p) => p.id === childId);
+        if (!childPost) continue;
+        const childCreatedAt = childPost.created_at || 0;
+        if (postCreatedAt >= childCreatedAt) {
+          divFeed.insertBefore(postEl, child);
+          inserted = true;
+          break;
+        }
       }
 
-      const postEl = cards.createCard(post, { currentPubkey, autoWire: false, autoplayVideo: false });
-      divFeed.insertBefore(postEl, divFeed.firstChild);
-      renderedPostIds.add(post.id);
+      if (!inserted) {
+        // Post is older than all visible posts — append at the bottom.
+        divFeed.appendChild(postEl);
+      }
 
+      renderedPostIds.add(post.id);
       cards.wireInteractions([post.id], { currentPubkey });
 
       // Trim DOM to displayCount.