diff --git a/README.md b/README.md
index f63d758af3cae7a7aa7e7b9cb6e61f5db776a3f7..9d96bae27405d5dae39af9305cd6781b0fc2f54e 100644
--- a/README.md
+++ b/README.md
@@ -2,17 +2,29 @@
 
 Installation 
 
-- Python 3.8 is required
+Configuration:
+-install python 3.8.6 (https://www.python.org/downloads/release/python-386/)
+-install git: git installieren (https://git-scm.com/download/win)
 
-Windows
-1) download the repository from the master branch
-2) open terminal
+0. open a new terminal (its important to open a new terminal after the python and git installation) and navigate to a directory where to install the repository
+1. clone the project, write in the terminal:   git clone https://git.imp.fu-berlin.de/tolgayurt/packing_polygons_pycharm.git
+2. navigate to the repository packing_polygons_pycharm\mysite
+3. install a new venv with the python version 3.8 in the mysite directory  ...\mysite> with:   py -3.8 -m venv myvenv
+4. activate the venv with:   myvenv\Scripts\activate   
+ (if (myvenv) is written infront of the line its is active)
+5. update pip with:   python -m pip install -U pip
+6. install packages from requirements\base.txt: pip install -r requirements\base.txt
+7. downgrade the numpy package because of a bug:   pip install numpy==1.19.3   
+ (error information https://stackoverflow.com/questions/64654805/how-do-you-fix-runtimeerror-package-fails-to-pass-a-sanity-check-for-numpy-an )
 
-3) navigate to the repository
-4) create a new venv with: python3 -m venv myvenv
-5) activate the venv with: venv\Scripts\activate
-6) download the packages into the venv with: pip install -r packing_polygons_pycharm\mysite\requirements\base.txt
+Usage:
+8. start the server with: python manage.py runserver
+9. open your webbrowser (not the internet explorer) and write the url: http://127.0.0.1:8000/  
 
+Extra Note:
+
+For several usage in example when the terminal is closed, or computer is shut down. Not all steps need to be done again, jsut activate the venv with the name myvenv (if not allready acitvated) like in step 4 and steps 8,9 need to be done.
+For deactivating the venv if needed navigate to packing_polygons\mysite and write: myvenv\Scripts\deactivate.
 ---------------------------------------------------------------------------------
 Linux
 1) git clone https://git.imp.fu-berlin.de/tolgayurt/packing_polygons_pycharm.git