diff --git a/app/admin/[character]/page.tsx b/app/admin/[character]/page.tsx
index 6767cd1..6a1a814 100644
--- a/app/admin/[character]/page.tsx
+++ b/app/admin/[character]/page.tsx
@@ -26,5 +26,5 @@ export default async function GuideOverviewPage({ params }: { params: Promise<{
   const { character } = await params;
   const guide = await getGuideByCharacterKey(character);
   if (!guide) notFound();
-  return <div className="min-h-svh"><AdminHeader /><main className="mx-auto flex w-full max-w-6xl flex-col gap-8 p-4 sm:p-6 lg:p-8"><header className="flex flex-wrap items-center gap-4"><Button variant="outline" size="icon" render={<Link href="/admin" />} nativeButton={false} aria-label="กลับ Dashboard"><ArrowLeftIcon /></Button><div className="relative size-16 overflow-hidden rounded-lg border"><Image src={guide.coverUrl} alt={guide.name} fill className="object-cover" /></div><div><p className="text-sm text-muted-foreground">เลือกส่วนที่ต้องการแก้ไข</p><h1 className="font-heading text-3xl font-semibold">{guide.name}</h1></div></header><GuideSectionNav characterKey={guide.characterKey} current="overview" /><GuideOverviewForm guide={guide} /><div className="grid gap-4 md:grid-cols-2">{sections.map(({ slug, title, description }) => <Link key={slug} href={`/admin/${guide.characterKey}/${slug}`} className="rounded-xl outline-none focus-visible:ring-2 focus-visible:ring-ring"><Card className="h-full transition-colors hover:bg-muted/50"><CardHeader>{navigationIconPath(slug) ? <Image src={navigationIconPath(slug)!} alt="" width={40} height={40} className="size-10 object-contain" /> : null}<CardTitle>{title}</CardTitle><CardDescription>{description}</CardDescription><CardAction><ArrowUpRightIcon aria-hidden="true" className="size-5 text-primary" /></CardAction></CardHeader></Card></Link>)}<Link href={`/admin/${guide.characterKey}/extra`} className="rounded-xl outline-none focus-visible:ring-2 focus-visible:ring-ring"><Card className="h-full transition-colors hover:bg-muted/50"><CardHeader><Image src={navigationIconPath("extra")!} alt="" width={40} height={40} className="size-10 object-contain" /><CardTitle>Extra sections</CardTitle><CardDescription>ส่วนเสริมแบบภาพ หัวข้อ ข้อความสั้น และเปอร์เซ็นต์</CardDescription><CardAction><ArrowUpRightIcon aria-hidden="true" className="size-5 text-primary" /></CardAction></CardHeader></Card></Link></div></main></div>;
+  return <div className="min-h-svh"><AdminHeader /><main className="mx-auto flex w-full max-w-6xl flex-col gap-8 p-4 sm:p-6 lg:p-8"><header className="flex flex-wrap items-center gap-4"><Button variant="outline" size="icon" render={<Link href="/admin" />} nativeButton={false} aria-label="กลับ Dashboard"><ArrowLeftIcon /></Button><div className="relative size-16 overflow-hidden rounded-lg border"><Image src={guide.coverUrl} alt={guide.name} fill className="object-cover" /></div><div><p className="text-sm text-muted-foreground">เลือกส่วนที่ต้องการแก้ไข</p><h1 className="font-heading text-3xl font-semibold">{guide.name}</h1></div></header><GuideSectionNav characterKey={guide.characterKey} current="overview" /><GuideOverviewForm guide={guide} /><div className="grid gap-4 md:grid-cols-2">{sections.map(({ slug, title, description }) => <Link key={slug} href={`/admin/${guide.characterKey}/${slug}`} prefetch className="rounded-xl outline-none focus-visible:ring-2 focus-visible:ring-ring"><Card className="h-full transition-colors hover:bg-muted/50"><CardHeader>{navigationIconPath(slug) ? <Image src={navigationIconPath(slug)!} alt="" width={40} height={40} className="size-10 object-contain" /> : null}<CardTitle>{title}</CardTitle><CardDescription>{description}</CardDescription><CardAction><ArrowUpRightIcon aria-hidden="true" className="size-5 text-primary" /></CardAction></CardHeader></Card></Link>)}<Link href={`/admin/${guide.characterKey}/extra`} prefetch className="rounded-xl outline-none focus-visible:ring-2 focus-visible:ring-ring"><Card className="h-full transition-colors hover:bg-muted/50"><CardHeader><Image src={navigationIconPath("extra")!} alt="" width={40} height={40} className="size-10 object-contain" /><CardTitle>Extra sections</CardTitle><CardDescription>ส่วนเสริมแบบภาพ หัวข้อ ข้อความสั้น และเปอร์เซ็นต์</CardDescription><CardAction><ArrowUpRightIcon aria-hidden="true" className="size-5 text-primary" /></CardAction></CardHeader></Card></Link></div></main></div>;
 }
diff --git a/components/admin/guide-section-nav.tsx b/components/admin/guide-section-nav.tsx
index 716c545..d132a9b 100644
--- a/components/admin/guide-section-nav.tsx
+++ b/components/admin/guide-section-nav.tsx
@@ -27,6 +27,7 @@ export function GuideSectionNav({
     >
       <Link
         href={`/admin/${characterKey}`}
+        prefetch
         className={cn(
           "flex min-h-8 shrink-0 items-center gap-2 rounded-md px-3 text-sm outline-none focus-visible:ring-2 focus-visible:ring-ring",
           current === "overview" ? "bg-muted text-foreground" : "text-muted-foreground hover:bg-muted hover:text-foreground",
@@ -41,6 +42,7 @@ export function GuideSectionNav({
           <Link
             key={section.slug}
             href={`/admin/${characterKey}/${section.slug}`}
+            prefetch
             className={cn(
               "flex min-h-8 shrink-0 items-center gap-2 rounded-md px-3 text-sm outline-none focus-visible:ring-2 focus-visible:ring-ring",
               current === section.slug ? "bg-muted text-foreground" : "text-muted-foreground hover:bg-muted hover:text-foreground",