diff --git a/apps/terminal/applets/chrome/app.py b/apps/terminal/applets/chrome/app.py
index 426320f4f..8fbe0241f 100644
--- a/apps/terminal/applets/chrome/app.py
+++ b/apps/terminal/applets/chrome/app.py
@@ -93,14 +93,21 @@ class WebAPP(object):
         self.asset = asset
         self.account = account
         self.platform = platform
-
-        self.extra_data = self.asset.spec_info
         self._steps = list()
-        autofill_type = self.asset.spec_info.autofill
+
+        extra_data = self.asset.spec_info
+        autofill_type = extra_data.autofill
+        if not autofill_type:
+            protocol_setting = self.platform.get_protocol_setting("http")
+            if not protocol_setting:
+                print("No protocol setting found")
+                return
+            extra_data = protocol_setting
+            autofill_type = extra_data.autofill
         if autofill_type == "basic":
-            self._steps = self._default_custom_steps()
+            self._steps = self._default_custom_steps(extra_data)
         elif autofill_type == "script":
-            script_list = self.asset.spec_info.script
+            script_list = extra_data.script
             steps = sorted(script_list, key=lambda step_item: step_item.step)
             for item in steps:
                 val = item.value
@@ -110,9 +117,8 @@ class WebAPP(object):
                 item.value = val
                 self._steps.append(item)
 
-    def _default_custom_steps(self) -> list:
+    def _default_custom_steps(self, spec_info) -> list:
         account = self.account
-        spec_info = self.asset.spec_info
         default_steps = [
             Step({
                 "step": 1,
diff --git a/apps/terminal/applets/chrome/common.py b/apps/terminal/applets/chrome/common.py
index dbac3a22b..3c527f615 100644
--- a/apps/terminal/applets/chrome/common.py
+++ b/apps/terminal/applets/chrome/common.py
@@ -77,15 +77,18 @@ def wait_pid(pid):
             break
 
 
-class DictObj:
-    def __init__(self, in_dict: dict):
-        assert isinstance(in_dict, dict)
-        for key, val in in_dict.items():
+class DictObj(dict):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        for key, val in self.items():
             if isinstance(val, (list, tuple)):
                 setattr(self, key, [DictObj(x) if isinstance(x, dict) else x for x in val])
             else:
                 setattr(self, key, DictObj(val) if isinstance(val, dict) else val)
 
+    def __getattr__(self, item):
+        return self.get(item, None)
+
 
 class User(DictObj):
     id: str
@@ -151,11 +154,32 @@ class Account(DictObj):
     secret_type: LabelValue
 
 
+class ProtocolSetting(DictObj):
+    autofill: str
+    username_selector: str
+    password_selector: str
+    submit_selector: str
+    script: list[Step]
+
+
+class PlatformProtocolSetting(DictObj):
+    name: str
+    port: int
+    setting: ProtocolSetting
+
+
 class Platform(DictObj):
     id: str
     name: str
     charset: LabelValue
     type: LabelValue
+    protocols: list[PlatformProtocolSetting]
+
+    def get_protocol_setting(self, protocol):
+        for item in self.protocols:
+            if item.name == protocol:
+                return item.setting
+        return None
 
 
 class Manifest(DictObj):