diff --git a/help/content.json b/help/content.json
index e5e7896..800d83e 100644
--- a/help/content.json
+++ b/help/content.json
@@ -16,7 +16,7 @@ children: [
         id: 'parametersTree',        
         leaf:true
     },{
-        text:'Resources: Filtering (TBU)',
+        text:'Resources: Filtering',
         id: 'filters',        
         leaf:true
     },{
diff --git a/help/filters b/help/filters
index 771f41a..2b0ce10 100644
--- a/help/filters
+++ b/help/filters
@@ -1,21 +1,38 @@
 <h2><img src="js/resources/images/16x16/filter.png" style="margin: 0px 10px 0px 0px;"/> Resources Tree : Filtering</h2> 
-<p>To reduce the size of the Parameter Tree use the <b><i>filter feature</i></b>.
-Select/Add the filter by clicking <img src="help/images/edit.png"/> to open the <b>Filter Control Panel</b>.
+<p>To reduce the size of the Parameter Tree use the <i>Filter Feature</i>.<br/>
+<h3>Creating a Filter</h3>
+<ol>
+<li> Click <img src="help/images/edit.png"/> to open the <b>Filter Control Panel</b>.
+<img  class="centered" src="help/images/filter_0.png" style="margin: 10px 10px 10px 0px;"/> 
+<hr>
+<li> Click <b>Add</b> button.
+<img  class="centered" src="help/images/filter_1.png" style="margin: 10px 10px 10px 10px;"/> 
+<hr>
+<li><b>Right click</b>  on a filter group (<i>Local Parameters, Simulation Parameters)</i> to open
+context menu. Click <b>Add</b> to add a condition.
+<img  class="centered" src="help/images/filter_2.png" style="margin: 10px 10px 10px 0px;"/> 
+<hr>
+<li> <b>Double click</b> consequently the three areas of emphasized row to see the list of possible filters / conditions / values.
+<img  class="centered" src="help/images/filter_3.png" style="margin: 10px 10px 10px 0px;"/>
+<hr>
+<li> You may combine several conditions in one filter. <b>Right click</b> an emphasized row to open context menu and select 
+<b>Insert</b> option.
+<img  class="centered" src="help/images/filter_4.png" style="margin: 10px 10px 10px 10px;"/>
+<hr>
+<li>Add additional condition to filter parameter tree. You may use <b>AND</b> or <b>OR</b> logical
+operators.
+<img  class="centered" src="help/images/filter_5.png" style="margin: 10px 10px 10px 10px;"/>
+<hr>
+<li> Name the new filter and click <b>Save</b> button to save your modifications. 
+<img  class="centered" src="help/images/filter_6.png" style="margin: 10px 10px 10px 10px;"/>
+<hr>
+<li> Click <b>Apply</b> button to apply current filter to the Workspace Explorer - and get the filtered tree.
+<img  class="centered" src="help/images/filter_7.png" style="margin: 10px 10px 10px 10px;"/>
+<hr>
+<li> It is very easy to filter your parameter tree with different filters you have created  
+- just click its name in the list.
 To unset filtering click <img src="help/images/cancel.png"/>
+<img  class="centered" src="help/images/filter_8.png" style="margin: 10px 10px 10px 10px;"/>
+</ol>
 </p>
-<p>
-Example below shows an application of the <b>TARGET = VENUS</b> filter.
-</p>
-<p>
-<img  class="centered" src="help/images/resourcestop.png" /> 
-</p><br><br/>
-<p>
-<h2>Filter Control Panel</h2>
-1 : Select a filter, create a new one, or remove an existing one.  </br>
-2 : Use <b>right click to add or remove a condition</b> in a filter group. </br>
-3 : Select the condition in the list. </br>
-4 : Use <b>Save</b> button to save your modifications. </br>
-5 : Use <b>Apply</b> button to apply current selected filter to the Workspace Explorer.
-<br/> <br/> 
-<img  class="centered" src="help/images/filtre.png"/> 
-</p>
\ No newline at end of file
+
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