diff --git a/app/page.jsx b/app/page.jsx
index f2cd6e1..033bb8d 100644
--- a/app/page.jsx
+++ b/app/page.jsx
@@ -11,11 +11,11 @@ import download_rightbottom from "@/public/images/download_rightbottom.png";
 import slogan from "@/public/images/slogan.png";
 import qrcode from "@/public/images/qrcode.png";
 import Footer from "@/components/Footer";
+import Link from "next/link";
 
 export default function Home() {
   const [currentUserAgent, setCurrentUserAgent] = useState();
   const [deviceType, setDeviceType] = useState("");
-
   useEffect(() => {
     const userAgent = navigator.userAgent;
     setCurrentUserAgent(userAgent);
@@ -58,14 +58,41 @@ export default function Home() {
           alt=""
         />
       </div>
-      <div className="flex flex-col flex-1 py-16 items-center justify-around z-10">
+      <div className="flex flex-col flex-1 py-8 items-center justify-around z-10">
         <Image className="w-96" src={slogan} priority alt="" />
         <p className="text-white">{deviceType}</p>
         <p className="text-white">{currentUserAgent}</p>
+        <div className="flex px-8 max-w-xl">
+          <h1 className="text-white text-base leading-6">
+            <svg
+              className="inline-block mr-2"
+              viewBox="0 0 1024 1024"
+              width="16"
+              height="16"
+            >
+              <path
+                d="M989.696 506.88c-23.04-23.04-50.688-34.304-83.968-34.304H768c-16.384 0-30.208-5.632-41.984-17.408-11.776-11.776-17.408-25.6-17.408-41.984v-19.456c0-43.52 15.36-80.896 46.08-111.616s68.096-46.08 111.616-46.08h39.424c10.752 0 19.968-4.096 27.648-11.776 7.68-7.68 11.776-16.896 11.776-27.648V118.272c0-10.752-3.584-19.968-11.776-27.648-7.68-7.68-16.896-11.776-27.648-11.776h-39.424c-42.496 0-83.456 8.192-122.368 25.088-38.912 16.384-72.192 38.912-100.864 67.584-28.16 28.16-50.688 61.952-67.584 100.864-16.896 38.912-25.088 79.36-25.088 122.368v433.152c0 32.768 11.776 60.928 34.304 83.968 23.04 23.04 50.688 34.304 83.968 34.304h236.032c32.768 0 60.928-11.264 83.968-34.304 23.04-23.04 34.304-50.688 34.304-83.968v-236.544c1.024-33.28-10.24-61.44-33.28-84.48M438.272 506.88c-23.04-23.04-50.688-34.304-83.456-34.304h-138.24c-16.384 0-30.208-5.632-41.984-17.408-11.776-11.776-17.408-25.6-17.408-41.984v-19.456c0-43.52 15.36-80.896 46.08-111.616s68.096-46.08 111.616-46.08h39.424c10.752 0 19.968-4.096 27.648-11.776 7.68-7.68 11.776-16.896 11.776-27.648V118.272c0-10.752-4.096-19.968-11.776-27.648-7.68-7.68-16.896-11.776-27.648-11.776h-39.424c-42.496 0-83.456 8.192-122.368 25.088-38.912 16.384-72.192 38.912-100.864 67.584C63.488 199.68 40.96 233.472 24.064 272.384 8.192 310.272 0 351.232 0 393.728v433.152c0 32.768 11.264 60.928 34.304 83.968 23.04 23.04 50.688 34.304 83.968 34.304h236.544c32.768 0 60.928-11.264 83.456-34.304 23.04-23.04 34.304-50.688 34.304-83.968v-236.544c0-32.256-11.264-60.416-34.304-83.456"
+                fill="#FF669E"
+              ></path>
+            </svg>
+            铁粉空间是一款专注于创作者与粉丝互动的内容分享平台。在这里，你可以查看你喜欢的创作者的全平台账号，并可以一键跳转进行关注。也能在这儿查看Ta的最新动态，做最了解Ta的那个铁粉。
+            <svg
+              className="inline-block ml-2"
+              viewBox="0 0 1024 1024"
+              width="16"
+              height="16"
+            >
+              <path
+                d="M34.304 517.12c23.04 23.04 50.688 34.304 83.968 34.304H256c16.384 0 30.208 5.632 41.984 17.408 11.776 11.776 17.408 25.6 17.408 41.984v19.456c0 43.52-15.36 80.896-46.08 111.616s-68.096 46.08-111.616 46.08h-39.424c-10.752 0-19.968 4.096-27.648 11.776-7.68 7.68-11.776 16.896-11.776 27.648V906.24c0 10.752 3.584 19.968 11.776 27.648 7.68 7.68 16.896 11.776 27.648 11.776h39.424c42.496 0 83.456-8.192 122.368-25.088 38.912-16.384 72.192-38.912 100.864-67.584 28.16-28.16 50.688-61.952 67.584-100.864 16.896-38.912 25.088-79.36 25.088-122.368V197.12c0-32.768-11.776-60.928-34.304-83.968-23.04-23.04-50.688-34.304-83.968-34.304H118.272c-32.768 0-60.928 11.264-83.968 34.304C11.264 136.192 0 163.84 0 197.12v236.544C0 465.92 11.264 494.08 34.304 517.12m551.424 0c23.04 23.04 50.688 34.304 83.456 34.304h137.728c16.384 0 30.208 5.632 41.984 17.408 11.776 11.776 17.408 25.6 17.408 41.984v19.456c0 43.52-15.36 80.896-46.08 111.616s-68.096 46.08-111.616 46.08h-39.424c-10.752 0-19.968 4.096-27.648 11.776-7.68 7.68-11.776 16.896-11.776 27.648V906.24c0 10.752 4.096 19.968 11.776 27.648 7.68 7.68 16.896 11.776 27.648 11.776h39.424c42.496 0 83.456-8.192 122.368-25.088 38.912-16.384 72.192-38.912 100.864-67.584 28.16-28.16 50.688-61.952 67.584-100.864 16.896-38.912 25.088-79.36 25.088-122.368V197.12c0-32.768-11.264-60.928-34.304-83.968-23.04-23.04-50.688-34.304-83.968-34.304h-236.544c-32.768 0-60.928 11.264-83.456 34.304-23.04 23.04-34.304 50.688-34.304 83.968v236.544c-0.512 32.256 10.752 60.416 33.792 83.456"
+                fill="#FF669E"
+              ></path>
+            </svg>
+          </h1>
+        </div>
         {deviceType === "pc" && (
           <div className="flex flex-row gap-20">
             <a
-              href="https://filecdn01.tiefen.fun/appdownload/ironfans1.4.3.apk"
+              href="https://filecdn01.tiefen.fun/appdownload/ironfans1.4.5.apk"
               className="group relative cursor-pointer w-20 h-20 rounded-full bg-[#FFFFFF1A]"
             >
               <p className="group-hover:opacity-100 opacity-0 transition-all duration-300 absolute flex w-full h-full items-center justify-center text-white text-xs">
@@ -114,14 +141,25 @@ export default function Home() {
                 className="btn bg-gradient-to-r from-[#FF668B] to-[#FF66F0] rounded-full text-white text-lg font-medium w-64 h-14"
                 href={
                   deviceType === "ios"
-                    ? "https://apps.apple.com/app/%E9%93%81%E7%B2%89%E7%A9%BA%E9%97%B4/id6472775330"
-                    : "https://filecdn01.tiefen.fun/appdownload/ironfans1.4.3.apk"
+                    ? "itms-services://?action=download-manifest&url=https://filecdn01.tiefen.fun/appdownload/ironfans.plist"
+                    : "https://filecdn01.tiefen.fun/appdownload/ironfans1.4.5.apk"
                 }
               >
                 安装
               </a>
             </>
           )}
+          {deviceType !== "Android" && (
+            <p className="mt-3 text-white text-sm font-normal">
+              安装前请卸载旧版本，详情请
+              <Link
+                className="link text-primary cursor-pointer"
+                href="/doc/ioshowtoinstall"
+              >
+                查看帮助
+              </Link>
+            </p>
+          )}
         </div>
       </div>
       <Footer />