diff --git a/public/_sources/page1.rst.txt b/public/_sources/page1.rst.txt
index be9de0594de5fb167655980e5c4826045951e5fa..117865b247da9b3ddab0648bce6f0f98e8343b97 100644
--- a/public/_sources/page1.rst.txt
+++ b/public/_sources/page1.rst.txt
@@ -43,10 +43,10 @@ OS installation
 
 The first step is to start up the Raspberry Pi board, including installation of an OS (operating system). 
 For this step, the installation instructions are well described on the Raspberry website 
-https://www.raspberrypi.org/help/noobs-setup/2/). The authors recommend installing the latest 
-stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer). 
-Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the
-Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.
+
+1- Watch the vidéo "how to set up your raspberry Pi" (https://www.youtube.com/watch?v=wjWZhV1v3Pk)
+
+2- The authors recommend installing the latest stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer). 
 
 .. note:: 
 	 All the development tests were performed on Raspberry Pi 3 Model B, we used the following version of Raspbian:
@@ -58,6 +58,12 @@ Raspbian GUI settings menu. Failure to carry out this task may cause damage to t
 	   :alt: alternate text
 	   :figclass: align-center
 
+
+
+.. warning::
+	 Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.
+
+
 Virtual Environnement and packages
 ==================================
 
diff --git a/public/page1.html b/public/page1.html
index 9b41ed998ca73bf8823fdf236154fee0f5997cd9..5f6564a3c4d442decedd59e57d4662f45c37c0c9 100644
--- a/public/page1.html
+++ b/public/page1.html
@@ -244,11 +244,9 @@ control system</p></td>
 <div class="section" id="os-installation">
 <h3>OS installation<a class="headerlink" href="#os-installation" title="Permalink to this headline">¶</a></h3>
 <p>The first step is to start up the Raspberry Pi board, including installation of an OS (operating system).
-For this step, the installation instructions are well described on the Raspberry website
-<a class="reference external" href="https://www.raspberrypi.org/help/noobs-setup/2/">https://www.raspberrypi.org/help/noobs-setup/2/</a>). The authors recommend installing the latest
-stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer).
-Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the
-Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.</p>
+For this step, the installation instructions are well described on the Raspberry website</p>
+<p>1- Watch the vidéo “how to set up your raspberry Pi” (<a class="reference external" href="https://www.youtube.com/watch?v=wjWZhV1v3Pk">https://www.youtube.com/watch?v=wjWZhV1v3Pk</a>)</p>
+<p>2- The authors recommend installing the latest stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer).</p>
 <div class="admonition note">
 <p class="admonition-title">Note</p>
 <p>All the development tests were performed on Raspberry Pi 3 Model B, we used the following version of Raspbian:</p>
@@ -256,6 +254,10 @@ Raspbian GUI settings menu. Failure to carry out this task may cause damage to t
 <a class="reference internal image-reference" href="_images/raspbian_version.jpg"><img alt="alternate text" src="_images/raspbian_version.jpg" style="width: 800px; height: 400px;" /></a>
 </div>
 </div>
+<div class="admonition warning">
+<p class="admonition-title">Warning</p>
+<p>Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.</p>
+</div>
 </div>
 <div class="section" id="virtual-environnement-and-packages">
 <h3>Virtual Environnement and packages<a class="headerlink" href="#virtual-environnement-and-packages" title="Permalink to this headline">¶</a></h3>
diff --git a/public/searchindex.js b/public/searchindex.js
index 9a519dade9e3e98711e416198b9d15d29c6871d8..287a3e28aeb5e1a93c250755e104fe938d38e82b 100644
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diff --git a/sphinx/build/doctrees/environment.pickle b/sphinx/build/doctrees/environment.pickle
index a12f33a2fe8729795e02eba537e9802577866457..2d360a0e12835bcce271e8e5d7cc7827d635e56b 100644
Binary files a/sphinx/build/doctrees/environment.pickle and b/sphinx/build/doctrees/environment.pickle differ
diff --git a/sphinx/build/doctrees/page1.doctree b/sphinx/build/doctrees/page1.doctree
index b5a2403bb017fc2ba9067e643c7493cf0e7a1437..2680c99c120f62aef3526d4b4fb5ac38dec44327 100644
Binary files a/sphinx/build/doctrees/page1.doctree and b/sphinx/build/doctrees/page1.doctree differ
diff --git a/sphinx/build/html/_sources/page1.rst.txt b/sphinx/build/html/_sources/page1.rst.txt
index be9de0594de5fb167655980e5c4826045951e5fa..117865b247da9b3ddab0648bce6f0f98e8343b97 100644
--- a/sphinx/build/html/_sources/page1.rst.txt
+++ b/sphinx/build/html/_sources/page1.rst.txt
@@ -43,10 +43,10 @@ OS installation
 
 The first step is to start up the Raspberry Pi board, including installation of an OS (operating system). 
 For this step, the installation instructions are well described on the Raspberry website 
-https://www.raspberrypi.org/help/noobs-setup/2/). The authors recommend installing the latest 
-stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer). 
-Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the
-Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.
+
+1- Watch the vidéo "how to set up your raspberry Pi" (https://www.youtube.com/watch?v=wjWZhV1v3Pk)
+
+2- The authors recommend installing the latest stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer). 
 
 .. note:: 
 	 All the development tests were performed on Raspberry Pi 3 Model B, we used the following version of Raspbian:
@@ -58,6 +58,12 @@ Raspbian GUI settings menu. Failure to carry out this task may cause damage to t
 	   :alt: alternate text
 	   :figclass: align-center
 
+
+
+.. warning::
+	 Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.
+
+
 Virtual Environnement and packages
 ==================================
 
diff --git a/sphinx/build/html/page1.html b/sphinx/build/html/page1.html
index 9b41ed998ca73bf8823fdf236154fee0f5997cd9..5f6564a3c4d442decedd59e57d4662f45c37c0c9 100644
--- a/sphinx/build/html/page1.html
+++ b/sphinx/build/html/page1.html
@@ -244,11 +244,9 @@ control system</p></td>
 <div class="section" id="os-installation">
 <h3>OS installation<a class="headerlink" href="#os-installation" title="Permalink to this headline">¶</a></h3>
 <p>The first step is to start up the Raspberry Pi board, including installation of an OS (operating system).
-For this step, the installation instructions are well described on the Raspberry website
-<a class="reference external" href="https://www.raspberrypi.org/help/noobs-setup/2/">https://www.raspberrypi.org/help/noobs-setup/2/</a>). The authors recommend installing the latest
-stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer).
-Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the
-Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.</p>
+For this step, the installation instructions are well described on the Raspberry website</p>
+<p>1- Watch the vidéo “how to set up your raspberry Pi” (<a class="reference external" href="https://www.youtube.com/watch?v=wjWZhV1v3Pk">https://www.youtube.com/watch?v=wjWZhV1v3Pk</a>)</p>
+<p>2- The authors recommend installing the latest stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer).</p>
 <div class="admonition note">
 <p class="admonition-title">Note</p>
 <p>All the development tests were performed on Raspberry Pi 3 Model B, we used the following version of Raspbian:</p>
@@ -256,6 +254,10 @@ Raspbian GUI settings menu. Failure to carry out this task may cause damage to t
 <a class="reference internal image-reference" href="_images/raspbian_version.jpg"><img alt="alternate text" src="_images/raspbian_version.jpg" style="width: 800px; height: 400px;" /></a>
 </div>
 </div>
+<div class="admonition warning">
+<p class="admonition-title">Warning</p>
+<p>Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.</p>
+</div>
 </div>
 <div class="section" id="virtual-environnement-and-packages">
 <h3>Virtual Environnement and packages<a class="headerlink" href="#virtual-environnement-and-packages" title="Permalink to this headline">¶</a></h3>
diff --git a/sphinx/build/html/searchindex.js b/sphinx/build/html/searchindex.js
index 9a519dade9e3e98711e416198b9d15d29c6871d8..287a3e28aeb5e1a93c250755e104fe938d38e82b 100644
--- a/sphinx/build/html/searchindex.js
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diff --git a/sphinx/source/page1.rst b/sphinx/source/page1.rst
index be9de0594de5fb167655980e5c4826045951e5fa..117865b247da9b3ddab0648bce6f0f98e8343b97 100644
--- a/sphinx/source/page1.rst
+++ b/sphinx/source/page1.rst
@@ -43,10 +43,10 @@ OS installation
 
 The first step is to start up the Raspberry Pi board, including installation of an OS (operating system). 
 For this step, the installation instructions are well described on the Raspberry website 
-https://www.raspberrypi.org/help/noobs-setup/2/). The authors recommend installing the latest 
-stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer). 
-Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the
-Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.
+
+1- Watch the vidéo "how to set up your raspberry Pi" (https://www.youtube.com/watch?v=wjWZhV1v3Pk)
+
+2- The authors recommend installing the latest stable and complete version of Raspbian by using NOOBS (a simple-to-use operating system installer). 
 
 .. note:: 
 	 All the development tests were performed on Raspberry Pi 3 Model B, we used the following version of Raspbian:
@@ -58,6 +58,12 @@ Raspbian GUI settings menu. Failure to carry out this task may cause damage to t
 	   :alt: alternate text
 	   :figclass: align-center
 
+
+
+.. warning::
+	 Once the OS has been installed, the 1-wire option and GPIO remote option must be deactivated via the Raspbian GUI settings menu. Failure to carry out this task may cause damage to the relay shield cards during measurements.
+
+
 Virtual Environnement and packages
 ==================================