diff --git a/app/download/[user_id]/page.jsx b/app/download/[user_id]/page.jsx
index abad44c..be8c24f 100644
--- a/app/download/[user_id]/page.jsx
+++ b/app/download/[user_id]/page.jsx
@@ -125,7 +125,7 @@ export default function Download({ params }) {
         {deviceType === "pc" && (
           <div className="flex flex-row gap-20">
             <a
-              href="https://filecdn01.tiefen.fun/appdownload/ironfans1.5.0.apk"
+              href="https://filecdn01.tiefen.fun/appdownload/ironfans1.4.8.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">
@@ -180,8 +180,8 @@ export default function Download({ params }) {
                 if (deviceType === "ios") setIsIosInstallStepModalVisible(true);
                 const url =
                   deviceType === "ios"
-                    ? "itms-services://?action=download-manifest&url=https://filecdn01.tiefen.fun/appdownload/ironfans.plist"
-                    : "https://filecdn01.tiefen.fun/appdownload/ironfans1.5.0.apk";
+                    ? "itms-services://?action=download-manifest&url=https://filecdn01.tiefen.fun/appdownload/ironfans_beiyong.plist"
+                    : "https://filecdn01.tiefen.fun/appdownload/ironfans1.4.8.apk";
                 window.location.href = url;
                 if (deviceType === "ios") {
                   setIsIosInstallStepModalVisible(true);
diff --git a/app/page.jsx b/app/page.jsx
index ddbf6e2..630b4ed 100644
--- a/app/page.jsx
+++ b/app/page.jsx
@@ -105,7 +105,7 @@ export default function Home() {
         {deviceType === "pc" && (
           <div className="flex flex-row gap-20">
             <a
-              href="https://filecdn01.tiefen.fun/appdownload/ironfans1.5.0.apk"
+              href="https://filecdn01.tiefen.fun/appdownload/ironfans1.4.8.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">
@@ -122,7 +122,7 @@ export default function Home() {
               </div>
             </a>
             <a
-              href="itms-services://?action=download-manifest&url=https://filecdn01.tiefen.fun/appdownload/ironfans.plist"
+              href="itms-services://?action=download-manifest&url=https://filecdn01.tiefen.fun/appdownload/ironfans_beiyong.plist"
               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 text-center p-3 absolute flex w-full h-full items-center justify-center text-white text-xs">
@@ -162,8 +162,8 @@ export default function Home() {
                 if (deviceType === "ios") setIsIosInstallStepModalVisible(true);
                 const url =
                   deviceType === "ios"
-                    ? "itms-services://?action=download-manifest&url=https://filecdn01.tiefen.fun/appdownload/ironfans.plist"
-                    : "https://filecdn01.tiefen.fun/appdownload/ironfans1.5.0.apk";
+                    ? "itms-services://?action=download-manifest&url=https://filecdn01.tiefen.fun/appdownload/ironfans_beiyong.plist"
+                    : "https://filecdn01.tiefen.fun/appdownload/ironfans1.4.8.apk";
                 window.location.href = url;
                 if (deviceType === "ios") {
                   setIsIosInstallStepModalVisible(true);