diff --git a/.github/workflows/site-adapter-collector.yml b/.github/workflows/site-adapter-collector.yml
index 30403f8dd..2f3930faa 100644
--- a/.github/workflows/site-adapter-collector.yml
+++ b/.github/workflows/site-adapter-collector.yml
@@ -39,10 +39,10 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.12'
           cache: pip
@@ -94,14 +94,14 @@ jobs:
           python -c "import hashlib, os; from pathlib import Path; path = Path('dist') / os.environ['ASSET_NAME']; path.with_name(path.name + '.sha256').write_text(f'{hashlib.sha256(path.read_bytes()).hexdigest()}  {path.name}\n', encoding='utf-8')"
 
       - name: Upload collector artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: ${{ matrix.artifact_name }}
           path: |
             dist/${{ matrix.asset_name }}
             dist/${{ matrix.asset_name }}.sha256
           if-no-files-found: error
-          retention-days: 14
+          retention-days: 3
 
   publish:
     name: Upload collectors to release
@@ -114,7 +114,7 @@ jobs:
 
     steps:
       - name: Download collector artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v8
         with:
           pattern: site-adapter-collector-*
           path: release-assets
diff --git a/scripts/site_adapter_collector.py b/scripts/site_adapter_collector.py
index aee03a0cc..fe02d0d67 100644
--- a/scripts/site_adapter_collector.py
+++ b/scripts/site_adapter_collector.py
@@ -1409,8 +1409,21 @@ def _parse_args() -> argparse.Namespace:
     return parser.parse_args()
 
 
+def _configure_standard_streams() -> None:
+    """将可重配置的标准输出流统一为 UTF-8，避免 Windows 本地代码页无法输出中文。"""
+    for stream in (sys.stdout, sys.stderr):
+        reconfigure = getattr(stream, "reconfigure", None)
+        if not callable(reconfigure):
+            continue
+        try:
+            reconfigure(encoding="utf-8", errors="replace")
+        except (LookupError, OSError):
+            continue
+
+
 def main() -> int:
     """交互式读取采集参数并生成站点适配 ZIP。"""
+    _configure_standard_streams()
     args = _parse_args()
     print("MoviePilot 站点适配采集器")
     print("原始页面不会落盘；临时浏览器关闭后会清理登录状态，输出前会裁剪并脱敏。")
diff --git a/tests/test_site_adapter_collector.py b/tests/test_site_adapter_collector.py
index 3144bfad6..9891df175 100644
--- a/tests/test_site_adapter_collector.py
+++ b/tests/test_site_adapter_collector.py
@@ -1,5 +1,8 @@
 import hashlib
 import json
+import os
+import subprocess
+import sys
 import zipfile
 from contextlib import contextmanager
 from pathlib import Path
@@ -467,3 +470,20 @@ def test_browser_capture_builds_archive_without_manual_cookie_input(monkeypatch,
     assert manifest["collector_version"] == "1.0.1"
     assert request["params"]["search"] == "{keyword}"
     assert b"very-secret-cookie-value" not in combined
+
+
+def test_help_uses_utf8_when_parent_forces_legacy_code_page() -> None:
+    """父进程强制 cp1252 时，中文 argparse 帮助仍应以 UTF-8 正常输出。"""
+    environment = os.environ.copy()
+    environment["PYTHONIOENCODING"] = "cp1252"
+
+    result = subprocess.run(
+        [sys.executable, str(Path(collector.__file__)), "--help"],
+        check=False,
+        capture_output=True,
+        env=environment,
+        timeout=30,
+    )
+
+    assert result.returncode == 0, result.stderr.decode("utf-8", errors="replace")
+    assert "站点适配" in result.stdout.decode("utf-8")