diff --git a/miniapp/pages/agreement/index.vue b/miniapp/pages/agreement/index.vue
index 99997e1..4038ddc 100644
--- a/miniapp/pages/agreement/index.vue
+++ b/miniapp/pages/agreement/index.vue
@@ -12,7 +12,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">{{ pageTitle }}</text>
         <view class="navbar-placeholder"></view>
@@ -220,9 +220,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/butler/index.vue b/miniapp/pages/butler/index.vue
index 38e8a1c..54e8e69 100644
--- a/miniapp/pages/butler/index.vue
+++ b/miniapp/pages/butler/index.vue
@@ -12,7 +12,7 @@
 		<view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
 			<view class="navbar-content">
 				<view class="navbar-back" @click="handleBack">
-					<text class="back-icon">‹</text>
+					<image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
 				</view>
 				<text class="navbar-title">联系我们</text>
 				<view class="navbar-placeholder"></view>
@@ -223,9 +223,8 @@
 				justify-content: center;
 
 				.back-icon {
-					font-size: 56rpx;
-					color: #333;
-					font-weight: 300;
+					width: 48rpx;
+					height: 48rpx;
 				}
 			}
 
diff --git a/miniapp/pages/chat/index.vue b/miniapp/pages/chat/index.vue
index c1bb187..c1e45a3 100644
--- a/miniapp/pages/chat/index.vue
+++ b/miniapp/pages/chat/index.vue
@@ -23,7 +23,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">聊天</text>
         <view class="navbar-actions">
@@ -1441,9 +1441,8 @@ onUnmounted(() => {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #fff;
-        font-weight: 400;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/display/index.vue b/miniapp/pages/display/index.vue
index c4c29ff..c1f80c7 100644
--- a/miniapp/pages/display/index.vue
+++ b/miniapp/pages/display/index.vue
@@ -12,7 +12,7 @@
 		<view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
 			<view class="navbar-content">
 				<view class="navbar-back" @click="handleBack">
-					<text class="back-icon">‹</text>
+					<image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
 				</view>
 				<text class="navbar-title"></text>
 				<view class="navbar-placeholder"></view>
@@ -132,9 +132,8 @@
 				justify-content: center;
 
 				.back-icon {
-					font-size: 56rpx;
-					color: #333;
-					font-weight: 300;
+					width: 48rpx;
+					height: 48rpx;
 				}
 			}
 
diff --git a/miniapp/pages/interact/favoritedMe.vue b/miniapp/pages/interact/favoritedMe.vue
index 74c788a..17322b2 100644
--- a/miniapp/pages/interact/favoritedMe.vue
+++ b/miniapp/pages/interact/favoritedMe.vue
@@ -12,7 +12,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">{{ activeTab === 'favoritedMe' ? '收藏我' : '我收藏的' }}</text>
         <view class="navbar-placeholder"></view>
@@ -426,9 +426,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/interact/unlockedMe.vue b/miniapp/pages/interact/unlockedMe.vue
index 37a2021..c671543 100644
--- a/miniapp/pages/interact/unlockedMe.vue
+++ b/miniapp/pages/interact/unlockedMe.vue
@@ -12,7 +12,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">{{ activeTab === 'unlockedMe' ? '解锁我' : '我解锁的' }}</text>
         <view class="navbar-placeholder"></view>
@@ -426,9 +426,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/interact/viewedMe.vue b/miniapp/pages/interact/viewedMe.vue
index 96781de..1f79f80 100644
--- a/miniapp/pages/interact/viewedMe.vue
+++ b/miniapp/pages/interact/viewedMe.vue
@@ -12,7 +12,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">{{ activeTab === 'viewedMe' ? '看过我' : '我看过的' }}</text>
         <view class="navbar-placeholder"></view>
@@ -427,9 +427,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/login/index.vue b/miniapp/pages/login/index.vue
index 8ff8256..fd4bffa 100644
--- a/miniapp/pages/login/index.vue
+++ b/miniapp/pages/login/index.vue
@@ -4,7 +4,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">登录</text>
         <view class="navbar-placeholder"></view>
@@ -179,9 +179,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/member/index.vue b/miniapp/pages/member/index.vue
index 90090f2..090bd58 100644
--- a/miniapp/pages/member/index.vue
+++ b/miniapp/pages/member/index.vue
@@ -12,7 +12,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">成为会员</text>
         <view class="navbar-placeholder"></view>
@@ -410,9 +410,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/message/system.vue b/miniapp/pages/message/system.vue
index f271494..8c9e035 100644
--- a/miniapp/pages/message/system.vue
+++ b/miniapp/pages/message/system.vue
@@ -12,7 +12,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">系统消息</text>
         <view class="navbar-placeholder"></view>
@@ -289,9 +289,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/profile/detail.vue b/miniapp/pages/profile/detail.vue
index 05d7f9c..1d4c836 100644
--- a/miniapp/pages/profile/detail.vue
+++ b/miniapp/pages/profile/detail.vue
@@ -31,7 +31,7 @@
 		<view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
 			<view class="navbar-content">
 				<view class="navbar-back" @click="handleBack">
-					<text class="back-icon">‹</text>
+					<image class="back-icon" src="/static/ic_back.png" mode="aspectFit" />
 				</view>
 				<text class="navbar-title">详情资料</text>
 				<view class="navbar-placeholder"></view>
@@ -852,9 +852,8 @@
 				justify-content: center;
 
 				.back-icon {
-					font-size: 56rpx;
-					color: #fff;
-					font-weight: 400;
+					width: 48rpx;
+					height: 48rpx;
 				}
 			}
 
diff --git a/miniapp/pages/profile/edit.vue b/miniapp/pages/profile/edit.vue
index ff57682..e85a483 100644
--- a/miniapp/pages/profile/edit.vue
+++ b/miniapp/pages/profile/edit.vue
@@ -6,7 +6,7 @@
       <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
         <view class="navbar-content">
           <view class="navbar-back" @click="handleBack">
-            <text class="back-icon">‹</text>
+            <image class="back-icon" src="/static/ic_back.png" mode="aspectFit" />
           </view>
           <text class="navbar-title">填写资料</text>
           <view class="navbar-placeholder"></view>
@@ -1700,9 +1700,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/profile/personal.vue b/miniapp/pages/profile/personal.vue
index ebf8428..c8e57b2 100644
--- a/miniapp/pages/profile/personal.vue
+++ b/miniapp/pages/profile/personal.vue
@@ -9,7 +9,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">个人资料</text>
         <view class="navbar-placeholder"></view>
@@ -329,9 +329,8 @@ export default {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 300;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/realname/index.vue b/miniapp/pages/realname/index.vue
index 63f0931..3f155e4 100644
--- a/miniapp/pages/realname/index.vue
+++ b/miniapp/pages/realname/index.vue
@@ -12,7 +12,7 @@
 		<view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
 			<view class="navbar-content">
 				<view class="navbar-back" @click="handleBack">
-					<text class="back-icon">‹</text>
+					<image class="back-icon" src="/static/ic_back2.png" mode="aspectFit" />
 				</view>
 				<text class="navbar-title">实名认证</text>
 				<view class="navbar-placeholder"></view>
@@ -682,9 +682,8 @@
 				justify-content: center;
 
 				.back-icon {
-					font-size: 56rpx;
-					color: #333;
-					font-weight: 300;
+					width: 48rpx;
+					height: 48rpx;
 				}
 			}
 
diff --git a/miniapp/pages/search/index.vue b/miniapp/pages/search/index.vue
index 593e14d..bb3671f 100644
--- a/miniapp/pages/search/index.vue
+++ b/miniapp/pages/search/index.vue
@@ -4,7 +4,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back.png" mode="aspectFit" />
         </view>
         <text class="navbar-title">搜索</text>
         <view class="navbar-placeholder"></view>
@@ -781,9 +781,8 @@ onMounted(() => {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #fff;
-        font-weight: 400;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/pages/search/result.vue b/miniapp/pages/search/result.vue
index 8f96cb0..4b12b9c 100644
--- a/miniapp/pages/search/result.vue
+++ b/miniapp/pages/search/result.vue
@@ -4,7 +4,7 @@
     <view class="custom-navbar" :style="{ paddingTop: statusBarHeight + 'px' }">
       <view class="navbar-content">
         <view class="navbar-back" @click="handleBack">
-          <text class="back-icon">‹</text>
+          <image class="back-icon" src="/static/ic_back.png" mode="aspectFit" />
         </view>
         <view class="navbar-placeholder"></view>
       </view>
@@ -561,9 +561,8 @@ onMounted(() => {
       justify-content: center;
 
       .back-icon {
-        font-size: 56rpx;
-        color: #333;
-        font-weight: 400;
+        width: 48rpx;
+        height: 48rpx;
       }
     }
 
diff --git a/miniapp/static/ic_back.png b/miniapp/static/ic_back.png
new file mode 100644
index 0000000..2808497
Binary files /dev/null and b/miniapp/static/ic_back.png differ
diff --git a/miniapp/static/ic_back2.png b/miniapp/static/ic_back2.png
new file mode 100644
index 0000000..8eccabc
Binary files /dev/null and b/miniapp/static/ic_back2.png differ