diff --git a/scripts/account.py b/scripts/account.py
index e5c91e1..d25318f 100644
--- a/scripts/account.py
+++ b/scripts/account.py
@@ -29,11 +29,16 @@ PLATFORM_URLS = {
 
 
 def get_data_root():
-    return (os.getenv("JIANGCHANG_DATA_ROOT") or os.path.join(os.path.expanduser("~"), ".jiangchang-data")).strip()
+    env = (os.getenv("JIANGCHANG_DATA_ROOT") or "").strip()
+    if env:
+        return env
+    if sys.platform == "win32":
+        return r"D:\jiangchang-data"
+    return os.path.join(os.path.expanduser("~"), ".jiangchang-data")
 
 
 def get_user_id():
-    uid = (os.getenv("JIANGCHANG_USER_ID") or os.getenv("OPENCLAW_USER_ID") or "").strip()
+    uid = (os.getenv("JIANGCHANG_USER_ID") or "").strip()
     return uid or "_anon"