diff --git a/frontend/uni-app/src/pages/users/binding_phone/index.vue b/frontend/uni-app/src/pages/users/binding_phone/index.vue
index 116c7d574..3c1ca892e 100644
--- a/frontend/uni-app/src/pages/users/binding_phone/index.vue
+++ b/frontend/uni-app/src/pages/users/binding_phone/index.vue
@@ -41,9 +41,11 @@
 			</view>
 		</view>
 		<view class="protocol" v-if="pageType == 0 && !canGetPrivacySetting">
-			<checkbox-group @click.stop='ChangeIsDefault'>
-				<checkbox :class="inAnimation?'trembling':''" @animationend='inAnimation=false'
-					:checked="protocol ? true : false" backgroundColor="#ffffff" activeBackgroundColor="var(--view-theme, #E93323)" activeBorderColor="var(--view-theme, #E93323)" iconColor="#ffffff" /> <text @click.stop='ChangeIsDefault'>{{$t(`已阅读并同意`)}}</text>
+			<!-- 用 @change 同步勾选，避免微信 H5 下 @click 连点/冒泡导致 protocol 被来回拨回 -->
+			<checkbox-group @change="ChangeIsDefault">
+				<checkbox value="1" :class="inAnimation?'trembling':''" @animationend='inAnimation=false'
+					:checked="protocol" backgroundColor="#ffffff" activeBackgroundColor="var(--view-theme, #E93323)" activeBorderColor="var(--view-theme, #E93323)" iconColor="#ffffff" />
+				<text @click.stop="toggleProtocol">{{$t(`已阅读并同意`)}}</text>
 				<text class="main-color" @click.stop="privacy(4)">{{$t(`《用户协议》`)}}</text>
 				{{$t(`与`)}}<text class="main-color" @click.stop="privacy(3)">{{$t(`《隐私协议》`)}}</text>
 			</checkbox-group>
@@ -315,7 +317,11 @@ async function code() {
 	verifyRef.value.show();
 	return;
 }
-function ChangeIsDefault() {
+function ChangeIsDefault(e) {
+	const values = (e && e.detail && e.detail.value) || [];
+	protocol.value = values.length > 0;
+}
+function toggleProtocol() {
 	protocol.value = !protocol.value;
 }
 function closeEdit() {
diff --git a/frontend/uni-app/src/pages/users/login/index.vue b/frontend/uni-app/src/pages/users/login/index.vue
index 4e7983dd1..00c6441f9 100644
--- a/frontend/uni-app/src/pages/users/login/index.vue
+++ b/frontend/uni-app/src/pages/users/login/index.vue
@@ -82,12 +82,13 @@
 			</view>
 			<!-- #endif -->
 			<view class="protocol">
+				<!-- 用 detail.value 同步勾选，避免仅取反与原生勾选状态打架 -->
 				<checkbox-group @change="ChangeIsDefault">
-					<checkbox :class="inAnimation ? 'trembling' : ''" @animationend="inAnimation = false" :checked="protocol ? true : false" backgroundColor="#ffffff" activeBackgroundColor="var(--view-theme, #E93323)" activeBorderColor="var(--view-theme, #E93323)" iconColor="#ffffff" />
+					<checkbox value="1" :class="inAnimation ? 'trembling' : ''" @animationend="inAnimation = false" :checked="protocol" backgroundColor="#ffffff" activeBackgroundColor="var(--view-theme, #E93323)" activeBorderColor="var(--view-theme, #E93323)" iconColor="#ffffff" />
 					{{ $t(`已阅读并同意`) }}
-					<text class="main-color" @click="privacy(4)">{{ $t(`《用户协议》`) }}</text>
+					<text class="main-color" @click.stop="privacy(4)">{{ $t(`《用户协议》`) }}</text>
 					{{ $t(`与`) }}
-					<text class="main-color" @click="privacy(3)">{{ $t(`《隐私协议》`) }}</text>
+					<text class="main-color" @click.stop="privacy(3)">{{ $t(`《隐私协议》`) }}</text>
 				</checkbox-group>
 			</view>
 		</view>
@@ -181,7 +182,8 @@ onMounted(() => {
 
 // ---------- methods ----------
 function ChangeIsDefault(e) {
-	protocol.value = !protocol.value;
+	const values = (e && e.detail && e.detail.value) || [];
+	protocol.value = values.length > 0;
 }
 function privacy(type) {
 	uni.navigateTo({
diff --git a/frontend/uni-app/src/pages/users/wechat_login/index.vue b/frontend/uni-app/src/pages/users/wechat_login/index.vue
index 8c2441913..ab0c393ce 100644
--- a/frontend/uni-app/src/pages/users/wechat_login/index.vue
+++ b/frontend/uni-app/src/pages/users/wechat_login/index.vue
@@ -59,17 +59,19 @@
       </view>
     </view>
     <view class="protocol" v-if="!canGetPrivacySetting">
-      <checkbox-group @click.stop="ChangeIsDefault">
+      <!-- 用 @change 同步勾选，避免微信 H5 下 @click 连点/冒泡导致 protocol 被来回拨回 -->
+      <checkbox-group @change="ChangeIsDefault">
         <checkbox
+          value="1"
           :class="inAnimation ? 'trembling' : ''"
           @animationend="inAnimation = false"
-          :checked="protocol ? true : false"
+          :checked="protocol"
           backgroundColor="#ffffff"
           activeBackgroundColor="var(--view-theme, #E93323)"
           activeBorderColor="var(--view-theme, #E93323)"
           iconColor="#ffffff"
         />
-        <text @click.stop="ChangeIsDefault">{{ $t(`已阅读并同意`) }}</text>
+        <text @click.stop="toggleProtocol">{{ $t(`已阅读并同意`) }}</text>
         <text class="main-color" @click.stop="privacy(4)">{{
           $t(`《用户协议》`)
         }}</text>
@@ -328,6 +330,10 @@ function getAuthLogin() {
     });
 }
 function ChangeIsDefault(e) {
+  const values = (e && e.detail && e.detail.value) || [];
+  protocol.value = values.length > 0;
+}
+function toggleProtocol() {
   protocol.value = !protocol.value;
 }
 function editSuccess() {