diff --git a/app/Module/OnlineLicense.php b/app/Module/OnlineLicense.php
index b81da239e..9e4eb9fcf 100644
--- a/app/Module/OnlineLicense.php
+++ b/app/Module/OnlineLicense.php
@@ -3,6 +3,7 @@
 namespace App\Module;
 
 use App\Exceptions\ApiException;
+use App\Services\RequestContext;
 use Carbon\Carbon;
 use Illuminate\Support\Facades\Crypt;
 
@@ -83,8 +84,10 @@ class OnlineLicense
         return [
             'sn' => Doo::dooSN(),
             'macs' => implode(',', Doo::macs()),
-            'url' => (string)config('app.url'),
-            'version' => Doo::dooVersion(),
+            // 优先真实外网地址：config('app.url') 若为 localhost 由 replaceBaseUrl 替换为缓存的访问地址
+            'url' => RequestContext::replaceBaseUrl((string)config('app.url')),
+            // DooTask 应用版本（非 doo.so 库版本）
+            'version' => Base::getVersion(),
         ];
     }
 
@@ -171,7 +174,8 @@ class OnlineLicense
      */
     public static function trialSend(string $account, string $password): string
     {
-        $r = self::call('trial/send', ['account' => $account, 'password' => $password]);
+        // 带上实例指纹（sn/macs），让 appstore 在发送验证码前即可做试用资格校验
+        $r = self::call('trial/send', array_merge(['account' => $account, 'password' => $password], self::fingerprint()));
         if (!$r['ok']) {
             throw new ApiException($r['message']);
         }
diff --git a/resources/assets/js/pages/manage/setting/license.vue b/resources/assets/js/pages/manage/setting/license.vue
index ba331da0c..1c1957cc7 100644
--- a/resources/assets/js/pages/manage/setting/license.vue
+++ b/resources/assets/js/pages/manage/setting/license.vue
@@ -248,6 +248,21 @@ export default {
         offlineBound() {
             return !this.onlineActive && !!String(this.formData.license || '').trim();
         },
+
+        // 绑定在线前是否需要二次确认替换离线授权：
+        // 仅当当前离线 license 是「真实有效且绑定本机的付费授权」时才提示。
+        // 默认/试用 3 人版（people 1~3）或 sn/mac 不匹配 → 该授权在本机本就无意义，替换无需提示。
+        offlineReplaceNeedConfirm() {
+            if (!this.offlineBound) {
+                return false;
+            }
+            const info = this.formData.info || {};
+            const people = parseInt(info.people) || 0;
+            const isTrialThree = people >= 1 && people <= 3;
+            const snOk = this.existIntersection(this.formData.doo_sn, info.sn);
+            const macOk = this.existIntersection(this.formData.macs, info.mac);
+            return !isTrialThree && snOk && macOk;
+        },
     },
     methods: {
         submitForm() {
@@ -390,9 +405,9 @@ export default {
             });
         },
 
-        // 已绑定离线时，绑定在线前二次确认
+        // 已绑定离线时，绑定在线前二次确认（仅当离线授权为真实有效绑定本机的付费授权）
         confirmReplaceOffline(onOk) {
-            if (this.offlineBound) {
+            if (this.offlineReplaceNeedConfirm) {
                 $A.modalConfirm({
                     title: '绑定在线授权',
                     content: '当前已绑定离线授权，绑定在线后将替换当前授权，是否继续？',