diff --git a/lollms/config.py b/lollms/config.py
index 22be9d2..eeebb39 100644
--- a/lollms/config.py
+++ b/lollms/config.py
@@ -446,8 +446,6 @@ class TypedConfig:
         Raises:
             ValueError: If no configuration is loaded.
         """
-        if key == "exceptional_keys":
-            return super().__getattribute__(key)
         if key in  ["config","config_template"] or key.startswith("__"):
             return super().__getattribute__(key)
         else:
@@ -455,6 +453,27 @@ class TypedConfig:
                 raise ValueError("No configuration loaded.")
             return self.config[key]
         
+    def __setattr__(self, key, value):
+        """
+        Retrieves the configuration entry with the specified key as an attribute.
+
+        Args:
+            key (str): The name of the configuration entry.
+
+        Returns:
+            dict: The configuration entry with the specified key, or None if not found.
+
+        Raises:
+            ValueError: If no configuration is loaded.
+        """
+        if key in ["config","config_template"] or key.startswith("__"):
+            super().__setattr__(key, value)
+        else:
+            if self.config is None:
+                raise ValueError("No configuration loaded.")
+            self.config[key] = value
+            self.sync()
+            
 
     def __getitem__(self, key):
         """
@@ -472,6 +491,24 @@ class TypedConfig:
         if self.config is None:
             raise ValueError("No configuration loaded.")
         return self.config[key]
+    
+    def __setitem__(self, key, value):
+        """
+        Retrieves the configuration entry with the specified key as an attribute.
+
+        Args:
+            key (str): The name of the configuration entry.
+
+        Returns:
+            dict: The configuration entry with the specified key, or None if not found.
+
+        Raises:
+            ValueError: If no configuration is loaded.
+        """
+        if self.config is None:
+            raise ValueError("No configuration loaded.")
+        self.config[key] = value   
+        self.sync()
 
     def sync(self):
         """
@@ -535,7 +572,8 @@ class TypedConfig:
         self.config = config
         self.sync()
 
-
+    def save(self, file_path:str|Path|None=None):
+        self.config.save_config(file_path=file_path)
     def to_dict(self, use_template=False):
         if not use_template:
             return self.config
diff --git a/lollms/types.py b/lollms/types.py
index 3e05a8e..5e873d2 100644
--- a/lollms/types.py
+++ b/lollms/types.py
@@ -1,11 +1,12 @@
 from enum import Enum
 
 class MSG_TYPE(Enum):
-    MSG_TYPE_CHUNK=0
-    MSG_TYPE_FULL=1
-    MSG_TYPE_EXCEPTION=2
-    MSG_TYPE_STEP=3
-    MSG_TYPE_META=4
-    MSG_TYPE_REF=5
-    MSG_TYPE_CODE=6
-    MSG_TYPE_UI=7
+    MSG_TYPE_CHUNK=0        # A chunk of a message (used for classical chat)
+    MSG_TYPE_FULL=1         # A full message (for some personality the answer is sent in bulk)
+    MSG_TYPE_EXCEPTION=2    # An exception occured
+    MSG_TYPE_STEP=3         # A step has been done (the text contains an explanation of the step done by he personality)
+    MSG_TYPE_PROGRESS=4     # The progress value (the text contains a percentage and can be parsed by the reception)
+    MSG_TYPE_META=5         # Generic metadata
+    MSG_TYPE_REF=6          # References (in form of  []() )
+    MSG_TYPE_CODE=7         # A HTML code to be embedded in the answer
+    MSG_TYPE_UI=8           # A vue.js component to show
diff --git a/setup.py b/setup.py
index 9145425..e50ef15 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@ def get_all_files(path):
 
 setuptools.setup(
     name="lollms",
-    version="2.0.10",
+    version="2.0.15",
     author="Saifeddine ALOUI",
     author_email="aloui.saifeddine@gmail.com",
     description="A python library for AI personality definition",