diff --git a/components/public/public-navigation.tsx b/components/public/public-navigation.tsx
index 1290f25..f91417b 100644
--- a/components/public/public-navigation.tsx
+++ b/components/public/public-navigation.tsx
@@ -6,7 +6,6 @@ import { usePathname } from "next/navigation";
 import { BookOpenIcon, MenuIcon } from "lucide-react";
 
 import { Button } from "@/components/ui/button";
-import { SiteInstallButton } from "@/components/site-install-button";
 import {
   Drawer,
   DrawerClose,
@@ -35,7 +34,6 @@ export function PublicNavigation() {
           {icon ? <Image src={icon} alt="" width={24} height={24} className="size-6 object-contain" /> : null}{label}
         </Button>)}
     </nav>
-    <SiteInstallButton />
     <div className="lg:hidden">
       <Drawer>
         <DrawerTrigger render={<Button type="button" variant="outline" size="sm" aria-label="เปิดเมนูหลัก" />}>
diff --git a/components/public/rotation-help.tsx b/components/public/rotation-help.tsx
index 6d52af8..f9df22d 100644
--- a/components/public/rotation-help.tsx
+++ b/components/public/rotation-help.tsx
@@ -10,6 +10,7 @@ export function RotationHelp() {
           <dl className="grid grid-cols-[auto_1fr] gap-x-4 gap-y-2">
             <dt className="font-semibold text-foreground">E / Q</dt><dd>สกิลธาตุ / ท่าไม้ตาย</dd>
             <dt className="font-semibold text-foreground">N / C / P</dt><dd>โจมตีปกติ / ชาร์จโจมตี / โจมตีพุ่งลง</dd>
+            <dt className="font-semibold text-foreground">hP / lP</dt><dd>โจมตีพุ่งลงจากที่สูง (High Plunge) / โจมตีพุ่งลงจากที่ต่ำ (Low Plunge)</dd>
             <dt className="font-semibold text-foreground">D / J</dt><dd>แดช / กระโดดเพื่อยกเลิกแอนิเมชั่น</dd>
             <dt className="font-semibold text-foreground">hE / tE</dt><dd>กดสกิลธาตุค้าง / แตะสกิลธาตุ</dd>
             <dt className="font-semibold text-foreground">C0 / R1</dt><dd>กลุ่มดาวระดับ 0 / อาวุธขัดเกลาระดับ 1</dd>
diff --git a/components/public/structured-directory.tsx b/components/public/structured-directory.tsx
index 1e5d109..b9b9e3e 100644
--- a/components/public/structured-directory.tsx
+++ b/components/public/structured-directory.tsx
@@ -6,7 +6,7 @@ import Image from "@/components/ui/resilient-image";
 import Link from "next/link";
 import { useSearchParams } from "next/navigation";
 import { SearchIcon, SlidersHorizontalIcon, StarIcon, UsersIcon, XIcon } from "lucide-react";
-import { useMemo, type ReactNode } from "react";
+import { useEffect, useMemo, type ReactNode } from "react";
 
 import { ElementIcon } from "@/components/public/element-icon";
 
@@ -84,8 +84,22 @@ const sortOptions = [
   { value: "name-desc", label: "Z - A" },
 ] as const;
 
+const SORT_STORAGE_KEY = "buzz-sheet:directory-sort";
+
 export function StructuredDirectory({ guides }: { guides: GuideCard[] }) {
   const searchParams = useSearchParams();
+  useEffect(() => {
+    if (searchParams.has("sort")) return;
+    try {
+      const savedSort = window.localStorage.getItem(SORT_STORAGE_KEY);
+      if (!savedSort || !sortOptions.some((option) => option.value === savedSort) || savedSort === "manual") return;
+      const next = new URLSearchParams(searchParams.toString());
+      next.set("sort", savedSort);
+      window.history.replaceState(null, "", `?${next.toString()}`);
+    } catch {
+      // Sorting still works when browser storage is unavailable.
+    }
+  }, [searchParams]);
   const query = searchParams.get("q") ?? "";
   const presence = useVisitorPresence(null);
   const elements = useMemo(() => [...new Set(guides.flatMap((guide) => guide.element ? [guide.element] : []))].sort(), [guides]);
@@ -121,8 +135,15 @@ export function StructuredDirectory({ guides }: { guides: GuideCard[] }) {
   ];
 
   function setParam(name: string, value: string) {
+    if (name === "sort") {
+      try {
+        window.localStorage.setItem(SORT_STORAGE_KEY, value);
+      } catch {
+        // Keep the selection usable when browser storage is unavailable.
+      }
+    }
     const next = new URLSearchParams(searchParams.toString());
-    if (!value || value === "all" || (name === "sort" && value === "manual")) next.delete(name);
+    if (!value || value === "all") next.delete(name);
     else next.set(name, value);
     const suffix = next.toString();
     window.history.replaceState(null, "", suffix ? `?${suffix}` : window.location.pathname);