updated readme

README.md

@@ -47,7 +47,9 @@ Whether you are a Linux, Mac, or Windows user, we suggest that you use the Anaco
  
  5. Download the tutorial source code (click the button with a cloud-and-arrow symbol, and select 'zip')
  
- 6. Unpack the downloaded zip file, step into the tutorial directory, and start jupyter notebook by typing 'jupyter notebook' 
+ 6. Unpack the downloaded zip file, step into the tutorial directory, and start jupyter notebook by typing 'jupyter notebook'. 
+ 
+ 7. Open the tutorial file 'tutorial.ipynb' (Windows users: in the top menu bar, select 'Kernel' -> 'Change kernel' -> 'dl_env'.) 
  
  
 ### Installing Ketos and Jupyter Notebook
@@ -78,7 +80,6 @@ On Windows:
  pip install --user ipykernel
  python -m ipykernel install --user --name=dl_env
 ```
- * In the Jupyter Notebook browser window, select Kernel -> Change kernel -> dl_env.