diff --git a/devfront/src/components/layout/AppLayout.tsx b/devfront/src/components/layout/AppLayout.tsx
index a5163929..8fa80e47 100644
--- a/devfront/src/components/layout/AppLayout.tsx
+++ b/devfront/src/components/layout/AppLayout.tsx
@@ -211,11 +211,11 @@ function AppLayout() {
             </button>
           </div>
           <div className="hidden space-y-2 px-5 pb-6 pt-2 text-xs text-[var(--color-muted)] md:block">
-            <p>{t("msg.dev.sidebar.notice", "개발자 전용 콘솔입니다.")}</p>
+            <p>{t("msg.dev.sidebar.notice", "Developer Console")}</p>
             <p>
               {t(
                 "msg.dev.sidebar.notice_detail",
-                "클라이언트 애플리케이션 등록 및 관리를 수행할 수 있습니다.",
+                "Register and manage client applications.",
               )}
             </p>
           </div>
@@ -301,9 +301,18 @@ function AppLayout() {
                       {isRefreshingSession
                         ? t(
                             "ui.dev.session.refreshing",
-                            "세션 만료 시간 갱신 중...",
+                            "Refreshing...",
                           )
-                        : t("ui.dev.session.refresh", "세션 만료 시간 갱신")}
+                        : t("ui.dev.session.refresh", "Refresh session expiry")}
+                    </button>
+                    <button
+                      type="button"
+                      role="menuitem"
+                      className="mt-2 w-full flex items-center gap-2 rounded-lg border border-border px-3 py-2 text-left text-sm text-muted-foreground transition hover:bg-destructive/10 hover:text-destructive"
+                      onClick={handleLogout}
+                    >
+                      <LogOut size={16} />
+                      <span>{t("ui.dev.nav.logout", "Logout")}</span>
                     </button>
                   </div>
                 ) : null}