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@@ -1,39 +1,76 @@
 Custom Mu - Custom version of A Simple Python Code Editor `Mu <https://madewith.mu/>`_ 
-================================
-
-[How to make dev env.]
+=======================================================================================
+
+Additional new features
+-----------------------
+Pygame Zero
+```````````
+- Integrated `the enhanced Pygame Zero Helper Lib <https://github.com/roboticsware/pgzhelper>`_ to Mu
+    .. image:: screenshots/pgzhelper.png
+- Integrated `PyInstaller <https://pyinstaller.org>`_ to package and deploy your Pygame Zero Game project to one executable file
+    .. image:: screenshots/pyinstaller.png
+
+Respberry Pi Pico
+`````````````````
+- Enhanced the file manager for `Respberry Pi Pico board <https://www.raspberrypi.com/products/raspberry-pi-pico>`_
+    - Navigation in the both local andd device file manager
+    - Copy a file between both local andd device file manager
+    - Delete a file in the local file manager 
+- Enhanced the Start/Stop button to run your code directly on the RPi Pico
+- Integrated `the enhanced Picozero Lib <https://picozero-rw.readthedocs.io>`_ to Mu
+    - Manual install of PicoZero Lib by Drag-and-drop
+        .. image:: screenshots/picozero.png
+
+
+Editor
+``````
+- Shows a code-assitance of your own language by locale
+    .. image:: screenshots/code-assistance.jpg
+- Added new Shortcuts
+    ==================  ======================
+    Shortcuts           Functions    
+    ==================  ======================  
+    Ctrl(Cmd) + w       Close tab  
+    Ctrl(Cmd) + , or .  Move letf or right tab
+    ==================  ======================  
+- Enhanced the Find function
+    - Show the very word in the Find window based on your selected text
+
+
+How to make dev env. and build
+------------------------------
 
 1. install miniconda
 
-``https://docs.conda.io/projects/miniconda/en/latest/miniconda-install.html``

+    ``https://docs.conda.io/projects/miniconda/en/latest/miniconda-install.html``
 
-2. Create virtual environment

+2. Create virtual environment
 
-``conda create -n mu python=3.8``
+    ``conda create -n mu python=3.8``
 
-3. Activate the created virtual env.

+3. Activate the created virtual env.
 
-``conda activate mu``

+    ``conda activate mu``
 
-4. Clone source codes

+4. Clone source codes
 
-``git clone https://github.com/roboticsware/mu``
+    ``git clone https://github.com/roboticsware/mu``
 
-5. Enter the directory of source codes

+5. Enter the directory of source codes
 
-``cd mu``


+    ``cd mu``
 
-6. Install dev dependencies

+6. Install dev dependencies
 
-``pip install -e ".[dev]"``
+    ``pip install -e ".[dev]"``
 
-7. Run Mu

+7. Run Mu
 
-``python run.py``
+    ``python run.py``
 
 8. Build Mu
 
-``make win64 or macos``
+    ``make win64 or macos``
 
 
 You can also reivew more information about extensive developer documentation `here <https://mu.readthedocs.io/>`_.
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