diff --git a/admin/addapp.php b/admin/addapp.php
index 6551185..43a1e0d 100644
--- a/admin/addapp.php
+++ b/admin/addapp.php
@@ -103,6 +103,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['add_app'])) {
     <title>添加App - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
@@ -140,7 +141,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['add_app'])) {
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
             <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
-            <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
+            <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>
diff --git a/admin/announcements.php b/admin/announcements.php
index 477cce2..f8fee6d 100644
--- a/admin/announcements.php
+++ b/admin/announcements.php
@@ -56,6 +56,7 @@ $result = $conn->query($sql);
     <title>公告管理 - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <!-- Fluent Design 模糊效果 -->
@@ -70,7 +71,7 @@ $result = $conn->query($sql);
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
+            <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>
diff --git a/admin/editapp.php b/admin/editapp.php
index f85b817..c711d45 100644
--- a/admin/editapp.php
+++ b/admin/editapp.php
@@ -120,6 +120,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['edit_app'])) {
     <title>编辑App - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
@@ -135,7 +136,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['edit_app'])) {
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
+            <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>
diff --git a/admin/index.php b/admin/index.php
index f31ba52..ab7c6c5 100644
--- a/admin/index.php
+++ b/admin/index.php
@@ -60,6 +60,7 @@ if (!$resultApps) {
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
+    <link rel="icon" href="/favicon.ico">
     <!-- Fluent Design 模糊效果 -->
     <style>
         .blur-bg {
@@ -72,7 +73,7 @@ if (!$resultApps) {
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/admin/login.php b/admin/login.php
index 7a1bdd0..d937579 100644
--- a/admin/login.php
+++ b/admin/login.php
@@ -32,6 +32,7 @@ if (!isset($_SESSION['admin'])) {
     <link href="../css/bootstrap.min.css" rel="stylesheet">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
+    <link rel="icon" href="/favicon.ico">
     <!-- 顶栏样式 -->
     <style>
         .navbar.scrolled {
@@ -65,7 +66,7 @@ if (!isset($_SESSION['admin'])) {
     </script>
     <nav class="navbar navbar-expand-lg navbar-light bg-light fixed-top">
         <div class="container">
-            <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/admin/manage_developers.php b/admin/manage_developers.php
index 149387e..8bd33d0 100644
--- a/admin/manage_developers.php
+++ b/admin/manage_developers.php
@@ -22,7 +22,7 @@ if (isset($_GET['logout'])) {
 <nav class="navbar navbar-expand-lg navbar-light blur-bg">
     <div class="container mt-4">
         <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
-        <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
+        <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"><?php echo APP_STORE_NAME; ?></a>
         <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
             <span class="navbar-toggler-icon"></span>
         </button>
@@ -195,6 +195,7 @@ if (!$stmt) {
     <title>管理开发者用户 - 应用商店管理</title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <!-- Fluent Design 模糊效果 -->
diff --git a/admin/manage_tags.php b/admin/manage_tags.php
index d6350a4..163481d 100644
--- a/admin/manage_tags.php
+++ b/admin/manage_tags.php
@@ -60,6 +60,7 @@ $tagsResult = $conn->query("SELECT * FROM tags ORDER BY created_at DESC");
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>标签管理 - 应用商店后台</title>
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
 </head>
 <body>
     <div class="container mt-5">
diff --git a/admin/manage_versions.php b/admin/manage_versions.php
index 2b0f2c2..38c2098 100644
--- a/admin/manage_versions.php
+++ b/admin/manage_versions.php
@@ -181,6 +181,7 @@ if (isset($_GET['success'])) {
     <title>管理版本 - <?php echo htmlspecialchars($app['name']); ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <style>
diff --git a/admin/review_apps.php b/admin/review_apps.php
index f231896..cf3bb39 100644
--- a/admin/review_apps.php
+++ b/admin/review_apps.php
@@ -132,6 +132,7 @@ if (!($conn instanceof mysqli)) {
     <title>应用审核 - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- SweetAlert2 CSS -->
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/sweetalert2@11/dist/sweetalert2.min.css">
     <!-- 自定义CSS -->
@@ -154,7 +155,7 @@ if (!($conn instanceof mysqli)) {
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/admin/system_info.php b/admin/system_info.php
index b6cfffb..3cadede 100644
--- a/admin/system_info.php
+++ b/admin/system_info.php
@@ -97,6 +97,7 @@
     <title>系统信息 - 上传文件列表</title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
 </head>
diff --git a/app.php b/app.php
index ddb5e26..4bceebd 100644
--- a/app.php
+++ b/app.php
@@ -134,8 +134,9 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['rating'])) {
     <title><?php echo $app['name']; ?> - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- Font Awesome -->
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <link rel="stylesheet" href="/css/all.min.css">
     <!-- SweetAlert2 -->
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/sweetalert2@11/dist/sweetalert2.min.css">
     <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11/dist/sweetalert2.all.min.js"></script>
@@ -171,7 +172,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['rating'])) {
     </script>
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a href="index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/developer/dashboard.php b/developer/dashboard.php
index b3ae495..0900166 100644
--- a/developer/dashboard.php
+++ b/developer/dashboard.php
@@ -45,6 +45,7 @@ if (!($conn instanceof mysqli)) {
     <title>开发者仪表盘 - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <style>
@@ -148,7 +149,7 @@ if (!($conn instanceof mysqli)) {
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
+            <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>
diff --git a/developer/edit_app.php b/developer/edit_app.php
index fc2a662..a970ecc 100644
--- a/developer/edit_app.php
+++ b/developer/edit_app.php
@@ -243,6 +243,7 @@ if (!($conn instanceof mysqli)) {
     <title>编辑应用</title>
     <link href="../css/bootstrap.min.css" rel="stylesheet">
     <link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.10.0/font/bootstrap-icons.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
 </head>
 <body>
     <div class="container mt-4">
diff --git a/developer/login.php b/developer/login.php
index 48b746b..36c19bc 100644
--- a/developer/login.php
+++ b/developer/login.php
@@ -14,7 +14,7 @@ echo '<style>
 echo '<nav class="navbar navbar-expand-lg navbar-light bg-light fixed-top">
     <div class="container">
         <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
-        <a class="navbar-brand" href="../index.php">'. APP_STORE_NAME . '</a>
+        <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);">'. APP_STORE_NAME . '</a>
         <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
             <span class="navbar-toggler-icon"></span>
         </button>
@@ -87,6 +87,7 @@ if (!($conn instanceof mysqli)) {
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>开发者登录</title>
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <style>
         body {
             background-color: #f4f4f4;
diff --git a/developer/profile.php b/developer/profile.php
index 659dfd0..c5354bc 100644
--- a/developer/profile.php
+++ b/developer/profile.php
@@ -95,6 +95,7 @@ if (!($conn instanceof mysqli)) {
     <title>开发者信息 - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <style>
diff --git a/developer/register.php b/developer/register.php
index 11eb500..5b65399 100644
--- a/developer/register.php
+++ b/developer/register.php
@@ -42,7 +42,7 @@ echo '<style>
 echo '<nav class="navbar navbar-expand-lg navbar-light bg-light fixed-top">
     <div class="container">
         <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
-        <a class="navbar-brand" href="../index.php">'. APP_STORE_NAME . '</a>
+        <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);">'. APP_STORE_NAME . '</a>
         <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
             <span class="navbar-toggler-icon"></span>
         </button>
@@ -186,6 +186,7 @@ $mail->AuthType = 'PLAIN'; // 尝试使用PLAIN认证方式
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>开发者注册</title>
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <style>
         body {
             background-color: #f4f4f4;
diff --git a/developer/upload_app.php b/developer/upload_app.php
index 7d3464b..079ccc4 100644
--- a/developer/upload_app.php
+++ b/developer/upload_app.php
@@ -287,6 +287,7 @@ if (!($conn instanceof mysqli)) {
     <title>上传应用 - <?php echo APP_STORE_NAME; ?></title>
     <!-- Bootstrap CSS -->
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
diff --git a/developer/verify_email.php b/developer/verify_email.php
index 209ca0a..745c515 100644
--- a/developer/verify_email.php
+++ b/developer/verify_email.php
@@ -51,6 +51,7 @@ if (!isset($_GET['token']) || empty($_GET['token'])) {
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>邮箱验证 - <?= APP_STORE_NAME ?></title>
     <link href="/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <style>
         body { background-color: #f4f4f4; padding: 70px 0; }
         .container { max-width: 500px; background: white; padding: 30px; border-radius: 8px; box-shadow: 0 0 10px rgba(0,0,0,0.1); }
@@ -61,7 +62,7 @@ if (!isset($_GET['token']) || empty($_GET['token'])) {
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light bg-light fixed-top">
         <div class="container">
-            <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="../index.php"><?= APP_STORE_NAME ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav">
                 <span class="navbar-toggler-icon"></span>
diff --git a/developer/version_control.php b/developer/version_control.php
index 27e562e..6aeb0ad 100644
--- a/developer/version_control.php
+++ b/developer/version_control.php
@@ -223,6 +223,7 @@ if (!$verStmt) {
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>版本控制 - <?php echo htmlspecialchars($app['name']); ?></title>
     <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <link rel="stylesheet" href="../styles.css">
     <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
     <style>
@@ -236,7 +237,7 @@ if (!$verStmt) {
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
             <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
-            <a class="navbar-brand" href="../index.php"><?php echo APP_STORE_NAME; ?></a>
+            <a class="navbar-brand" href="../index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>
diff --git a/developer_apps.php b/developer_apps.php
index 2a889df..cb4ea92 100644
--- a/developer_apps.php
+++ b/developer_apps.php
@@ -43,8 +43,9 @@ $resultApps = $conn->query($sqlApps);
     <title><?php echo $pageTitle; ?></title>
     <!-- Bootstrap CSS -->
     <link href="css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- Font Awesome -->
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <link rel="stylesheet" href="/css/all.min.css">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="styles.css">
     <!-- Fluent Design 模糊效果 -->
@@ -74,7 +75,7 @@ $resultApps = $conn->query($sqlApps);
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a href="index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/docs/app_review_standards.php b/docs/app_review_standards.php
index b6f0c09..f5661a0 100644
--- a/docs/app_review_standards.php
+++ b/docs/app_review_standards.php
@@ -11,6 +11,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>APP 审核标准 - 完整版</title>
     <link href="/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- Font Awesome -->
     <link rel="stylesheet" href="/css/all.min.css">
     <style>
@@ -49,7 +50,7 @@
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg fixed-top">
         <div class="container">
-            <a href="/index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="/index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="/index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/docs/privacy_policy.php b/docs/privacy_policy.php
index 80b66c1..80ba11b 100644
--- a/docs/privacy_policy.php
+++ b/docs/privacy_policy.php
@@ -11,12 +11,15 @@ if (!isset($conn) || !$conn instanceof mysqli) {
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>隐私政策</title>
-    <style>        .page-transition {            animation: fadeIn 0.5s ease-in-out;        }                @keyframes fadeIn {            from {                opacity: 0;                transform: translateY(20px);            }            to {                opacity: 1;                transform: translateY(0);            }        }    </style>    <!-- Bootstrap CSS -->    <link href="../css/bootstrap.min.css" rel="stylesheet">    <!-- 自定义CSS -->
+    <style>        .page-transition {            animation: fadeIn 0.5s ease-in-out;        }                @keyframes fadeIn {            from {                opacity: 0;                transform: translateY(20px);            }            to {                opacity: 1;                transform: translateY(0);            }        }    </style>    <!-- Bootstrap CSS -->
+    <link href="../css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
+    <!-- 自定义CSS -->
     <link rel="stylesheet" href="../styles.css">
     <!-- Fluent Design 模糊效果 -->
     <!-- Bootstrap JS Bundle with Popper -->
     <script src="../js/bootstrap.bundle.js"></script>    <style>        .blur-bg {            backdrop-filter: blur(10px);            background-color: rgba(255, 255, 255, 0.5);        }    </style></head><body class="page-transition">    <!-- 导航栏 -->    <nav class="navbar navbar-expand-lg navbar-light blur-bg">        <div class="container">            <a href="../index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
-            <a class="navbar-brand" href="#"><?php echo APP_STORE_NAME; ?></a>            <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">                <span class="navbar-toggler-icon"></span>            </button>            <div class="collapse navbar-collapse" id="navbarNav">                <ul class="navbar-nav">                    <li class="nav-item">                        <a class="nav-link" href="../index.php">首页</a>                    </li>                    <?php if (isset($_SESSION['admin'])): ?>                        <li class="nav-item">                            <a class="nav-link" href="../admin/">管理</a>                        </li>                    <?php endif; ?>                    <li class="nav-item">                        <a class="nav-link" href="../tags.php">标签</a>                    </li>                    <?php if (isset($_SESSION['developer_id'])): ?>                    <li class="nav-item">                        <a class="nav-link" href="../developer/dashboard.php">进入面板</a>                    </li>                    <?php else: ?>                    <li class="nav-item">                        <a class="nav-link" href="../developer/register.php">开发者注册</a>                    </li>                    <li class="nav-item">                        <a class="nav-link" href="../developer/login.php">开发者登录</a>                    </li>                    <?php endif; ?>                </ul>            </div>        </div>    </nav>    <div class="container mt-4">
+            <a class="navbar-brand" href="#"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"><?php echo APP_STORE_NAME; ?></a>            <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">                <span class="navbar-toggler-icon"></span>            </button>            <div class="collapse navbar-collapse" id="navbarNav">                <ul class="navbar-nav">                    <li class="nav-item">                        <a class="nav-link" href="../index.php">首页</a>                    </li>                    <?php if (isset($_SESSION['admin'])): ?>                        <li class="nav-item">                            <a class="nav-link" href="../admin/">管理</a>                        </li>                    <?php endif; ?>                    <li class="nav-item">                        <a class="nav-link" href="../tags.php">标签</a>                    </li>                    <?php if (isset($_SESSION['developer_id'])): ?>                    <li class="nav-item">                        <a class="nav-link" href="../developer/dashboard.php">进入面板</a>                    </li>                    <?php else: ?>                    <li class="nav-item">                        <a class="nav-link" href="../developer/register.php">开发者注册</a>                    </li>                    <li class="nav-item">                        <a class="nav-link" href="../developer/login.php">开发者登录</a>                    </li>                    <?php endif; ?>                </ul>            </div>        </div>    </nav>    <div class="container mt-4">
         <h1>隐私政策</h1>
         
         <h2>引言</h2>
diff --git a/error_pages/404.html b/error_pages/404.html
index dd3dc6f..179e9fb 100644
--- a/error_pages/404.html
+++ b/error_pages/404.html
@@ -5,6 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>404 - 页面未找到</title>
     <link href="/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <style>
         body {
             display: flex;
diff --git a/error_pages/500.html b/error_pages/500.html
index ec103b0..3077c3b 100644
--- a/error_pages/500.html
+++ b/error_pages/500.html
@@ -5,6 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>500 - 服务器内部错误</title>
     <link href="/css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <style>
         body {
             display: flex;
diff --git a/favicon.ico b/favicon.ico
new file mode 100644
index 0000000..02c2922
Binary files /dev/null and b/favicon.ico differ
diff --git a/index.php b/index.php
index 8a35421..bae73fe 100644
--- a/index.php
+++ b/index.php
@@ -32,7 +32,8 @@ if (!isset($conn) || !$conn instanceof mysqli) {
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="styles.css">
     <!-- Font Awesome -->
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <link rel="stylesheet" href="/css/all.min.css">
+    <link rel="icon" href="/favicon.ico">
     <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
     <!-- Fluent Design 模糊效果 -->
     <style>
@@ -46,7 +47,7 @@ if (!isset($conn) || !$conn instanceof mysqli) {
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a href="index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="#"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/tags.php b/tags.php
index 2be341e..e7c5f38 100644
--- a/tags.php
+++ b/tags.php
@@ -77,7 +77,8 @@ $tagResult = $conn->query("SELECT id, name FROM tags ORDER BY name");
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="styles.css">
     <!-- Font Awesome -->
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <link rel="icon" href="/favicon.ico">
+    <link rel="stylesheet" href="/css/all.min.css">
     <!-- Fluent Design 模糊效果 -->
     <style>
         .blur-bg {
@@ -90,7 +91,7 @@ $tagResult = $conn->query("SELECT id, name FROM tags ORDER BY name");
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a href="index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/thanks.php b/thanks.php
index 407f10f..00a82f5 100644
--- a/thanks.php
+++ b/thanks.php
@@ -28,6 +28,7 @@ require_once 'config.php';
     <title>鸣谢页面</title>
     <!-- Bootstrap CSS -->
     <link href="css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="styles.css">
     <link rel="stylesheet" href="css/all.min.css">
@@ -111,7 +112,7 @@ require_once 'config.php';
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light blur-bg">
         <div class="container">
-            <a href="index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="#"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
diff --git a/version_list.php b/version_list.php
index f3d1d14..cfff641 100644
--- a/version_list.php
+++ b/version_list.php
@@ -40,6 +40,7 @@ while ($row = $result->fetch_assoc()) {
     <title><?php echo htmlspecialchars($app['name']); ?> - 版本历史</title>
     <!-- Bootstrap CSS -->
     <link href="css/bootstrap.min.css" rel="stylesheet">
+    <link rel="icon" href="/favicon.ico">
     <!-- 自定义CSS -->
     <link rel="stylesheet" href="styles.css">
     <style>
@@ -79,7 +80,7 @@ while ($row = $result->fetch_assoc()) {
     <!-- 导航栏 -->
     <nav class="navbar navbar-expand-lg navbar-light bg-light">
         <div class="container">
-            <a href="index.php"><img src="/favicon.jpeg" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
+            <a href="index.php"><img src="/favicon.ico" alt="Logo" style="height: 30px; margin-right: 10px; border-radius: var(--border-radius);"></a>
             <a class="navbar-brand" href="index.php"><?php echo APP_STORE_NAME; ?></a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>