diff --git a/source/import_documentation/Components/Solid-Form-Search.rst b/source/import_documentation/Components/Solid-Form-Search.rst
index 5265770dda181c0aaf0c7d8f8f175a0f34e1e6ff..8bfdb43fc323cbc5690f3345203e27815b5d7276 100644
--- a/source/import_documentation/Components/Solid-Form-Search.rst
+++ b/source/import_documentation/Components/Solid-Form-Search.rst
@@ -55,7 +55,7 @@ Attributes
 ``range-[field]``
 ~~~~~~~~~~~~~~~~~
    URL of a container which list the accepted values
-   for the field ``[field]``. It’s particularly useful with a dropdown
+   for the field ``[field]``. It’s particularly useful with a dropdown or multipleselect
    field.
 
 .. _enum-field-sfs:
@@ -100,6 +100,41 @@ Attributes
    Equal to the value ``off``, it cancels the automatic entry of values in the relevant ``[field]``.
    It can be added to ``inputs``, ``textarea`` and ``select``.
 
+.. _search-placeholder-field:
+``search-placeholder-[field]``
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+   *Available from version 0.17*
+
+   Allows to modify "searchPlaceholder" displayed in the search bar (from SlimSelect plugin).
+   Its value by default is "Search" in English, "Rechercher" in French.
+   **It works only with the ``autocompletion`` feature.**
+
+.. _search-text-field:
+``search-text-[field]``
+~~~~~~~~~~~~~~~~~~~~~~~
+   *Available from version 0.17*
+
+   Allows to modify "searchText" displayed when no value is found (from SlimSelect plugin).
+   Its value by default is "No result" in English, "Aucun résultat" in French.
+   **It works only with the ``autocompletion`` feature.**
+
+   .. code:: html
+
+      <solid-form-search
+         id="filter-multiselectautocomp"
+         fields="skills"
+         widget-skills="solid-form-multipleselect-autocompletion-placeholder"
+         placeholder-skills="Please, pick a value"
+         search-text-skills="Nothing found"
+         search-placeholder-skills="Searching..."
+      ></solid-form-search>
+      <solid-display
+         data-src="data/list/users.jsonld"
+         fields="username, skills"
+         multiple-skills
+         filtered-by="filter-multiselectautocomp"
+      ></solid-display>
+
 Widgets
 -------
 By default, the widget used is ``<solid-form-label-text>``. Cf the 
diff --git a/source/import_documentation/Mixins/translation-mixin.rst b/source/import_documentation/Mixins/translation-mixin.rst
new file mode 100644
index 0000000000000000000000000000000000000000..f1858c4c51ef53da57abe720cafb78bc1a4ae07b
--- /dev/null
+++ b/source/import_documentation/Mixins/translation-mixin.rst
@@ -0,0 +1,20 @@
+.. _translation-mixin:
+translation-mixin
+=================
+*Available from version 0.17*
+
+The translation mixin provides an automatic translation in elements, depending on the browser language (English and French). Translations are default values, visible if no value is given by an attribute.
+
+The concerned elements are :
+    - the submit-button in :ref:`solid-form <solid-form>`, 
+    - the button in :ref:`solid-delete <solid-delete>`,
+    - the confirmation message from :ref:`validation-mixin <validation-mixin>`,
+    - the text in modal dialog's buttons from :ref:`validation-mixin <validation-mixin>`,
+    - :ref:`search-placeholder-[field] <search-placeholder-[field]>` and :ref:`search-text-[field] <search-text-[field]>` attributes available with ``autocompletion`` feature (SlimSelect plugin) from :ref:`widget API reference <reference>`.
+
+Used by:
+--------
+
+    * :ref:`store-mixin <store-mixin>`
+    * :ref:`validation-mixin <validation-mixin>`
+    * :ref:`widget-mixin <mixin-mixin>`
\ No newline at end of file
diff --git a/source/import_documentation/Mixins/validation-mixin.rst b/source/import_documentation/Mixins/validation-mixin.rst
index 43269d2b2999c2a99d16eaab0c00dcc20af70dfd..0cade7ce070e98538370e17d8609e8e160ff78ec 100644
--- a/source/import_documentation/Mixins/validation-mixin.rst
+++ b/source/import_documentation/Mixins/validation-mixin.rst
@@ -26,7 +26,7 @@ Attributes
 ``confirmation-message``
 ~~~~~~~~~~~~~~~~~~~~~~~~
     Message displayed in the modal dialog (``confirm`` or ``dialog`` type).
-    The message by default is "Please, confirm your choice".
+    The message by default is "Please, confirm your choice" in English, "Merci de confirmer votre choix" in French.
 
 
 **The attributes below only concern ``dialog`` type.**
@@ -34,12 +34,12 @@ Attributes
 .. _confirmation-submit-text:
 ``confirmation-submit-text``
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-    Text displayed on the submit button ("Ok" by default).
+    Text displayed on the submit button (by default, "Ok" in English, "Oui" in French).
 
 .. _confirmation-cancel-text:
 ``confirmation-cancel-text``
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-    Text displayed on the cancel button ("Cancel" by default).
+    Text displayed on the cancel button (by default "Cancel" in English, "Annuler" in French).
 
 .. _confirmation-submit-class:
 ``confirmation-submit-class``
diff --git a/source/import_documentation/Widgets/Reference.rst b/source/import_documentation/Widgets/Reference.rst
index 634040aa8dcb51a0407f03463c9b434dbd9ef417..5f10c22dab6ff0888010b281d3a9fa7560f102bd 100644
--- a/source/import_documentation/Widgets/Reference.rst
+++ b/source/import_documentation/Widgets/Reference.rst
@@ -82,7 +82,7 @@ Features to add to the widget. You can choose as many as you want
 
 -  ``label``: adds a ``label`` before the template. Uses the attribute ``name`` if ``label`` is not defined.
 -  ``labellast``: adds a ``label`` after the template. Uses the attribute ``name`` if ``label`` is not defined.
--  ``autocompletion``: initializes the ``SlimSelect`` plugin. Works only with dropdowns.
+-  ``autocompletion``: initializes the ``SlimSelect`` plugin. Works only with ``dropdown`` and ``multipleselect`` templates.
 -  ``autolink``: analyzes widget content, and transforms all links in anchor.
 -  ``mailto``: adds ``mailto:`` at the beginning of an ``href`` attribute. Works only with links.
 -  ``tel``: adds ``tel:`` at the beginning of an ``href`` attribute. Works only with links.
diff --git a/source/import_documentation/attributes-list.rst b/source/import_documentation/attributes-list.rst
index 41f754709d4780e907ffb694898151801ac5eb95..14765805b892ca2c9c83785e3901508a88ec0d68 100644
--- a/source/import_documentation/attributes-list.rst
+++ b/source/import_documentation/attributes-list.rst
@@ -273,6 +273,14 @@ List of attributes (core framework)
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    * :ref:`filter-mixin <filter-mixin>`
 
+``search-placeholder-[field]``
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+   * :ref:`solid-form-search <search-placeholder-field>`
+
+``search-text-[field]``
+~~~~~~~~~~~~~~~~~~~~~~~
+   * :ref:`solid-form-search <search-text-field>`
+
 ``src-[field]``
 ~~~~~~~~~~~~~~~
    * :ref:`widget-mixin <src-field>`