diff --git a/nexus/Install/Install.php b/nexus/Install/Install.php
index 61836f40..b9fd5cbd 100644
--- a/nexus/Install/Install.php
+++ b/nexus/Install/Install.php
@@ -3,6 +3,7 @@
 namespace Nexus\Install;
 
 use App\Models\Setting;
+use App\Models\TrackerUrl;
 use App\Models\User;
 use App\Repositories\SearchBoxRepository;
 use App\Repositories\UserRepository;
@@ -763,4 +764,22 @@ class Install
         $searchBoxRep->migrateToModeRelated();
     }
 
+    public function initTrackerUrl(): void
+    {
+        $announceUrl = get_setting("security.https_announce_url");
+        if (empty($announceUrl)) {
+            $announceUrl = get_setting("basic.announce_url");
+        }
+        if (!str_starts_with($announceUrl, "http")) {
+            $announceUrl = (isHttps() ? "https://" : "http://"). $announceUrl;
+        }
+        TrackerUrl::query()->create([
+            "url" => $announceUrl,
+            "enabled" => 1,
+            "is_default" => 1,
+        ]);
+        TrackerUrl::saveUrlCache();
+        $this->doLog("[initTrackerUrl] $announceUrl success.");
+    }
+
 }
diff --git a/nexus/Install/Update.php b/nexus/Install/Update.php
index d832a82d..bf833727 100644
--- a/nexus/Install/Update.php
+++ b/nexus/Install/Update.php
@@ -364,19 +364,7 @@ class Update extends Install
         }
         if (!Schema::hasTable("tracker_urls")) {
             $this->runMigrate("database/migrations/2025_06_19_194137_create_tracker_urls_table.php");
-            $announceUrl = get_setting("security.https_announce_url");
-            if (empty($announceUrl)) {
-                $announceUrl = get_setting("basic.announce_url");
-            }
-            if (!str_starts_with($announceUrl, "http")) {
-                $announceUrl = (isHttps() ? "https://" : "http://"). $announceUrl;
-            }
-            TrackerUrl::query()->create([
-                "url" => $announceUrl,
-                "enabled" => 1,
-                "is_default" => 1,
-            ]);
-            TrackerUrl::saveUrlCache();
+            $this->initTrackerUrl();
             NexusDB::cache_del("nexus_plugin_store_all");
         }
     }
diff --git a/nexus/Install/install/install.php b/nexus/Install/install/install.php
index cfbd053d..e6771f91 100644
--- a/nexus/Install/install/install.php
+++ b/nexus/Install/install/install.php
@@ -112,6 +112,7 @@ if ($currentStep == 4) {
             $install->runDatabaseSeeder();
             $install->saveSettings($settings);
             $install->migrateSearchBoxModeRelated();
+            $install->initTrackerUrl();
             $install->nextStep();
         } catch (\Exception $e) {
             $error = $e->getMessage();