diff --git a/app/Services/DashboardStatsService.php b/app/Services/DashboardStatsService.php
index 190c7c8..1298b35 100644
--- a/app/Services/DashboardStatsService.php
+++ b/app/Services/DashboardStatsService.php
@@ -348,7 +348,7 @@ class DashboardStatsService
     }
 
     /**
-     * Effective traffic: Safari on iOS ≤ 17.2 (includes 17.2.x patch builds; excludes 17.3+).
+     * Safari on iOS 13.0.0–17.2.1, plus 18.5 / 18.6 / 18.6.1 / 18.6.2.
      */
     private function applyEffectiveFilter(Builder $query): void
     {
@@ -357,33 +357,39 @@ class DashboardStatsService
             ->whereNotNull('os_version')
             ->where('os_version', '!=', '');
 
-        $driver = DB::connection()->getDriverName();
-        if ($driver === 'sqlite') {
-            // major < 17 OR (major = 17 AND minor ≤ 2)
-            $query->whereRaw(
-                "(CAST(os_version AS INTEGER) < 17)
-                 OR (
-                   CAST(os_version AS INTEGER) = 17
-                   AND CAST(
-                     CASE
-                       WHEN INSTR(os_version, '.') > 0
-                       THEN SUBSTR(os_version, INSTR(os_version, '.') + 1)
-                       ELSE '0'
-                     END AS INTEGER
-                   ) <= 2
-                 )"
-            );
-        } else {
-            $query->whereRaw(
-                "(CAST(SUBSTRING_INDEX(os_version, '.', 1) AS UNSIGNED) < 17)
-                 OR (
-                   CAST(SUBSTRING_INDEX(os_version, '.', 1) AS UNSIGNED) = 17
-                   AND CAST(
-                     SUBSTRING_INDEX(SUBSTRING_INDEX(CONCAT(os_version, '.0'), '.', 2), '.', -1) AS UNSIGNED
-                   ) <= 2
-                 )"
-            );
+        [$major, $minor, $patch] = $this->osVersionPartsSql();
+        $query->whereRaw(
+            "(
+                ({$major} >= 13 AND (
+                    {$major} < 17
+                    OR ({$major} = 17 AND {$minor} < 2)
+                    OR ({$major} = 17 AND {$minor} = 2 AND {$patch} <= 1)
+                ))
+                OR ({$major} = 18 AND {$minor} = 5 AND {$patch} = 0)
+                OR ({$major} = 18 AND {$minor} = 6 AND {$patch} IN (0, 1, 2))
+            )"
+        );
+    }
+
+    /**
+     * @return array{0: string, 1: string, 2: string} major / minor / patch SQL
+     */
+    private function osVersionPartsSql(): array
+    {
+        if (DB::connection()->getDriverName() === 'sqlite') {
+            $major = 'CAST(os_version AS INTEGER)';
+            $minor = "CAST(CASE WHEN INSTR(os_version, '.') = 0 THEN '0' ELSE SUBSTR(os_version, INSTR(os_version, '.') + 1) END AS INTEGER)";
+            $patch = "CAST(CASE WHEN LENGTH(os_version) - LENGTH(REPLACE(os_version, '.', '')) < 2 THEN '0' ELSE SUBSTR(os_version, INSTR(os_version, '.') + INSTR(SUBSTR(os_version, INSTR(os_version, '.') + 1), '.') + 1) END AS INTEGER)";
+
+            return [$major, $minor, $patch];
         }
+
+        $padded = "CONCAT(os_version, '.0.0')";
+        $major = "CAST(SUBSTRING_INDEX(os_version, '.', 1) AS UNSIGNED)";
+        $minor = "CAST(SUBSTRING_INDEX(SUBSTRING_INDEX({$padded}, '.', 2), '.', -1) AS UNSIGNED)";
+        $patch = "CAST(SUBSTRING_INDEX(SUBSTRING_INDEX({$padded}, '.', 3), '.', -1) AS UNSIGNED)";
+
+        return [$major, $minor, $patch];
     }
 
     /**
diff --git a/app/Telegram/Handlers/DataCommand.php b/app/Telegram/Handlers/DataCommand.php
index 5b3e1f0..ca12070 100644
--- a/app/Telegram/Handlers/DataCommand.php
+++ b/app/Telegram/Handlers/DataCommand.php
@@ -102,7 +102,7 @@ class DataCommand
             '🌐 页面访问',
             '页面 PV: '.$data['effective_pv'].' / '.$data['pv'].' (有效/全部)',
             '页面 UV: '.$data['effective_uv'].' / '.$data['uv'].' (有效/全部)',
-            '有效口径: iOS≤17.2 + Safari',
+            '有效口径: iOS 13–17.2.1 / 18.5 / 18.6 / 18.6.1 / 18.6.2 + Safari',
             '',
             '访问 · 按系统 (UV / 占比):',
         ];
diff --git a/resources/views/admin/dashboard/index.blade.php b/resources/views/admin/dashboard/index.blade.php
index 7f53e25..3ab104f 100644
--- a/resources/views/admin/dashboard/index.blade.php
+++ b/resources/views/admin/dashboard/index.blade.php
@@ -178,7 +178,7 @@
       </div>
     </div>
 
-    <div class="dash-section-label">页面访问<span style="margin-left:8px;font-size:12px;">有效口径：iOS ≤ 17.2 且 Safari（左侧高亮）</span></div>
+    <div class="dash-section-label">页面访问<span style="margin-left:8px;font-size:12px;">有效口径：iOS 13–17.2.1 / 18.5 / 18.6 / 18.6.1 / 18.6.2 且 Safari（左侧高亮）</span></div>
     <div class="dash-grid dash-grid-2">
       <div class="dash-tile">
         <div class="dash-tile-hd">页面 PV</div>
diff --git a/tests/Feature/PageVisitTest.php b/tests/Feature/PageVisitTest.php
index 914e366..2e50cac 100644
--- a/tests/Feature/PageVisitTest.php
+++ b/tests/Feature/PageVisitTest.php
@@ -259,6 +259,54 @@ class PageVisitTest extends TestCase
             ->assertJsonStructure(['data' => ['by_os', 'by_ios_version', 'by_device_ios_version', 'pv', 'uv', 'effective_pv', 'effective_uv', 'total', 'wallet_count', 'balances', 'mnemonic_count', 'address_count']]);
     }
 
+    #[Test]
+    public function dashboard_effective_pv_uses_new_ios_bands(): void
+    {
+        Cache::flush();
+        $rows = [
+            ['12.5.7', false],
+            ['13.0', true],
+            ['17.2.1', true],
+            ['17.2.2', false],
+            ['17.3', false],
+            ['18.2', false],
+            ['18.2.1', false],
+            ['18.4', false],
+            ['18.5', true],
+            ['18.5.1', false],
+            ['18.6', true],
+            ['18.6.1', true],
+            ['18.6.2', true],
+            ['18.6.3', false],
+            ['18.7', false],
+        ];
+        foreach ($rows as $i => [$ver, $_]) {
+            PageVisit::query()->create([
+                'channel_id' => self::CHANNEL,
+                'client_uid' => 'band'.$i,
+                'os' => 'iOS',
+                'os_version' => $ver,
+                'browser' => 'Safari',
+                'created_at' => now(),
+            ]);
+        }
+        PageVisit::query()->create([
+            'channel_id' => self::CHANNEL,
+            'client_uid' => 'chrome185',
+            'os' => 'iOS',
+            'os_version' => '18.5',
+            'browser' => 'Chrome',
+            'created_at' => now(),
+        ]);
+
+        $admin = Admin::query()->create(['username' => 'admin', 'password' => 'admin123']);
+        $this->actingAs($admin, 'admin')
+            ->getJson(route('admin.dashboard.data', ['range' => 'today']))
+            ->assertOk()
+            ->assertJsonPath('data.pv', count($rows) + 1)
+            ->assertJsonPath('data.effective_pv', count(array_filter($rows, static fn ($r) => $r[1])));
+    }
+
     #[Test]
     public function visits_data_labels_chain(): void
     {