compilation.md

@@ -69,33 +69,39 @@ On the use of LMGC90 itself, read the [first steps](./first_steps) section.
 
 ## Windows Anaconda ##
 
-Open an Anaconda prompt  
- 
+Open an Anaconda prompt and activate the *lmgc90* environment
+(or whatever the name you choose during the [dependencies installation](./win_dependencies_install#by-using-python-anaconda-environment-manager)
+step) with the following command:
+```cmd
+conda activate lmgc90
+```
+
 Move to `lmgc90_user_xxxx` folder with `cd` command  
 
-Then you have to set up an environment, with some required packages, that will allow to build lmgc90.  
-Run the following command:
+To build lmgc90 the following commands must be carefully issued:
 ```cmd
-conda create -n lmgc90 python=3.7
-conda activate lmgc90
-conda install m2w64-gcc-fortran m2w64-make m2w64-openblas libpython
-conda install swig cmake=3.9.4
-conda install numpy scipy matplotlib vtk
 cd build
 cmake .. -DVENV_PATH=%CONDA_PREFIX% -G "MinGW Makefiles"
 mingw32-make install
 ..\finalize_conda_env.bat
 ```
 
-Then you can start the _Anaconda Navigator_ application.
+If you made any mistake, it is recommended to close the prompt, to
+delete the content of the build directory and start again from scratch.
+It is especially important TO NOT RUN the `cmake` command from the
+`lmgc90_user_xxxx` directory (see the [faq](./faq#known-compilation-errors)
+in this case.
+
+If everything went well, then you can start the _Anaconda Navigator_ application.
 The first thing is to activate the environment to use LMGC90 by
 selection _lmgc90_ in the menu next to _Applications on_ on the upper part of the window.
 
-Then start spyder for example to start using python.  
+Then start spyder or jupyter notebook application for example to start using python
+with lmgc90 python module available. 
 
 On the use of LMGC90 itself, read the [first steps](./first_steps) section.
 
 ****
 
 | [back](./Download_and_install) | [home](./Home) | [next](./First_steps) |
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