diff --git a/codex-rs/tui/src/lib.rs b/codex-rs/tui/src/lib.rs
index d82fa19a..e959973b 100644
--- a/codex-rs/tui/src/lib.rs
+++ b/codex-rs/tui/src/lib.rs
@@ -273,6 +273,8 @@ async fn run_ratatui_app(
     // within the TUI scrollback. Building spans keeps styling consistent.
     #[cfg(not(debug_assertions))]
     if let Some(latest_version) = updates::get_upgrade_version(&config) {
+        use crate::history_cell::padded_emoji;
+        use crate::history_cell::with_border_with_inner_width;
         use ratatui::style::Stylize as _;
         use ratatui::text::Line;
 
@@ -280,16 +282,27 @@ async fn run_ratatui_app(
         let exe = std::env::current_exe()?;
         let managed_by_npm = std::env::var_os("CODEX_MANAGED_BY_NPM").is_some();
 
-        let mut lines: Vec<Line<'static>> = Vec::new();
-        lines.push(Line::from(vec![
-            "✨⬆️ Update available!".bold().cyan(),
-            " ".into(),
-            format!("{current_version} -> {latest_version}.").into(),
-        ]));
+        let mut content_lines: Vec<Line<'static>> = vec![
+            Line::from(vec![
+                padded_emoji("✨").bold().cyan(),
+                "Update available!".bold().cyan(),
+                " ".into(),
+                format!("{current_version} -> {latest_version}.").bold(),
+            ]),
+            Line::from(""),
+            Line::from("See full release notes:"),
+            Line::from(""),
+            Line::from(
+                "https://github.com/openai/codex/releases/latest"
+                    .cyan()
+                    .underlined(),
+            ),
+            Line::from(""),
+        ];
 
         if managed_by_npm {
             let npm_cmd = "npm install -g @openai/codex@latest";
-            lines.push(Line::from(vec![
+            content_lines.push(Line::from(vec![
                 "Run ".into(),
                 npm_cmd.cyan(),
                 " to update.".into(),
@@ -298,19 +311,22 @@ async fn run_ratatui_app(
             && (exe.starts_with("/opt/homebrew") || exe.starts_with("/usr/local"))
         {
             let brew_cmd = "brew upgrade codex";
-            lines.push(Line::from(vec![
+            content_lines.push(Line::from(vec![
                 "Run ".into(),
                 brew_cmd.cyan(),
                 " to update.".into(),
             ]));
         } else {
-            lines.push(Line::from(vec![
+            content_lines.push(Line::from(vec![
                 "See ".into(),
-                "https://github.com/openai/codex/releases/latest".cyan(),
-                " for the latest releases and installation options.".into(),
+                "https://github.com/openai/codex".cyan().underlined(),
+                " for installation options.".into(),
             ]));
         }
 
+        let viewport_width = tui.terminal.viewport_area.width as usize;
+        let inner_width = viewport_width.saturating_sub(4).max(1);
+        let mut lines = with_border_with_inner_width(content_lines, inner_width);
         lines.push("".into());
         tui.insert_history_lines(lines);
     }