diff --git a/server/src/api/ui_html.rs b/server/src/api/ui_html.rs
index e979053ff1ba8c0e2bf55add0a32b7de11cf1e56..f3ce5cb2ab2f923440a8479d0f1fb4acbba166ca 100644
--- a/server/src/api/ui_html.rs
+++ b/server/src/api/ui_html.rs
@@ -139,51 +139,6 @@ async fn dispatch_ui_action(
                 }
             }
         }
-        HtmlUiAction::ExpandNewThreadForm { room_wire } => {
-            let room_wire = room_wire.trim().to_string();
-            if room_wire.is_empty() {
-                return ui_js_warn("missing room").into_response();
-            }
-            if room_wire == "public" {
-                let reduced = state.reduced.read().await;
-                let user = session.map(|s| s.username.as_str());
-                drop(reduced);
-                let markup = if user.is_some() {
-                    fragment_new_thread_slot(&ThreadNav::public(), true, false)
-                } else {
-                    login_to_post_hint_markup()
-                };
-                return JsBuilder::new()
-                    .morph_inner_selector("#new-thread-ui-slot", markup)
-                    .into_response();
-            }
-            let reduced = state.reduced.read().await;
-            let user = session.map(|s| s.username.as_str());
-            if !reduced.rooms.contains(&room_wire) {
-                drop(reduced);
-                return ui_js_warn("room not found").into_response();
-            }
-            if !user_can_view_room(&reduced, &room_wire, user) {
-                drop(reduced);
-                return ui_js_warn("forbidden").into_response();
-            }
-            let can_post = session
-                .as_ref()
-                .map(|s| user_can_post_room(&reduced, &room_wire, &s.username))
-                .unwrap_or(false);
-            drop(reduced);
-            let Some(nav) = ThreadNav::from_room_id(&room_wire) else {
-                return ui_js_warn("bad room").into_response();
-            };
-            let markup = if can_post {
-                fragment_new_thread_slot(&nav, true, false)
-            } else {
-                login_to_post_hint_markup()
-            };
-            JsBuilder::new()
-                .morph_inner_selector("#new-thread-ui-slot", markup)
-                .into_response()
-        }
         HtmlUiAction::SetRoomMembersExpanded { room_wire, expanded } => {
             let room_wire = room_wire.trim().to_string();
             if room_wire.is_empty() {
diff --git a/server/src/html/forum/feed.rs b/server/src/html/forum/feed.rs
index 1b4ae7baa3ad4757b74172d7b67f3f2b33d1075d..945bdd6c48bc164e2cf91fd0996c4321b75f5abf 100644
--- a/server/src/html/forum/feed.rs
+++ b/server/src/html/forum/feed.rs
@@ -14,6 +14,7 @@ use crate::timeago;
 
 use super::ingest::ingest_entry_markup;
 use super::nav::ThreadNav;
+use super::new_thread::{fragment_new_thread_slot, login_to_post_hint_markup};
 use super::page::auth_strip;
 use super::paginator::{render_thread_paginator, PAGE_SIZE};
 use crate::html::{
@@ -217,9 +218,6 @@ pub async fn home(
     let strip = auth_strip(&headers, &jar, &reduced_read);
     drop(reduced_read);
 
-    use crate::html::ui_action::{HtmlUiAction, UI_RPC_FIELD};
-    use crate::form_template::template_json_compact;
-
     let page = layout(
         "slug.social",
         "view-thread",
@@ -243,15 +241,13 @@ pub async fn home(
                 }
             }
             p class="muted" { "dark = time-ordered · light = vote-ranked" }
-            div class="thread-feed-toolbar" {
-                form method="POST" action="/ui" {
-                    input type="hidden" name=(UI_RPC_FIELD) value=(template_json_compact(&HtmlUiAction::ExpandNewThreadForm {
-                        room_wire: "public".into(),
-                    }).expect("static json"));
-                    button type="submit" class="section-add-btn" { "+" }
+            div id="new-thread-ui-slot" {
+                @if user.is_some() {
+                    (fragment_new_thread_slot(&nav, true, false))
+                } @else {
+                    (login_to_post_hint_markup())
                 }
             }
-            div id="new-thread-ui-slot" {}
             (render_thread_feed(Some(&nav), "thread-feed", &public_rows, now))
             (cli_panel(&["npx slugsocial public forum list"]))
         },
diff --git a/server/src/html/ui_action.rs b/server/src/html/ui_action.rs
index 5031ebfeb928f28e471f23210b8c644654adb7c7..da0c9b3541e8e4988a78768cddef22324755c3f2 100644
--- a/server/src/html/ui_action.rs
+++ b/server/src/html/ui_action.rs
@@ -38,11 +38,6 @@ pub enum HtmlUiAction {
     RedactPost {
         post_id: String,
     },
-    /// Morph `#new-thread-ui-slot` inner to the collapsed compose toggle (or login hint).
-    /// Use `room_wire: "public"` for the public forum home; otherwise a private room id (`short/slug`).
-    ExpandNewThreadForm {
-        room_wire: String,
-    },
     /// Morph `#room-members-section` — members list open or collapsed (server-rendered).
     SetRoomMembersExpanded {
         room_wire: String,
@@ -131,26 +126,6 @@ mod tests {
         );
     }
 
-    #[test]
-    fn expand_new_thread_form_public() {
-        let template = serde_json::json!({
-            "action": "expand_new_thread_form",
-            "room_wire": "public",
-        });
-        let mut form = HashMap::new();
-        form.insert(
-            UI_RPC_FIELD.to_string(),
-            serde_json::to_string(&template).unwrap(),
-        );
-        let a = parse_html_ui_from_form(&form).unwrap();
-        assert_eq!(
-            a,
-            HtmlUiAction::ExpandNewThreadForm {
-                room_wire: "public".into(),
-            }
-        );
-    }
-
     #[test]
     fn expand_post_full_round_trip() {
         let template = serde_json::json!({