diff --git a/app/assets/stylesheets/buttons.scss b/app/assets/stylesheets/buttons.scss
index 59317a60c..be434a232 100644
--- a/app/assets/stylesheets/buttons.scss
+++ b/app/assets/stylesheets/buttons.scss
@@ -283,7 +283,7 @@ ul.dropdown-items {
   }
 
   dd {
-    word-break: break-all;
+    word-break: break-word;
   }
 }
 
diff --git a/app/components/dossiers/individual_form_component/individual_form_component.html.haml b/app/components/dossiers/individual_form_component/individual_form_component.html.haml
index cbff6389d..961e9844a 100644
--- a/app/components/dossiers/individual_form_component/individual_form_component.html.haml
+++ b/app/components/dossiers/individual_form_component/individual_form_component.html.haml
@@ -46,11 +46,17 @@
               %label.fr-label{ for: "identite_champ_radio_#{Individual::GENDER_MALE}" }
                 = Individual.human_attribute_name('gender.male')
       .fr-fieldset__element.fr-mb-0
-        %fieldset.fr-fieldset.width-100
+        .fr-fieldset.width-100
           .fr-fieldset__element.fr-fieldset__element--short-text
-            = render Dsfr::InputComponent.new(form: individual, attribute: :prenom, opts: { autocomplete: (for_tiers? ? false : 'given-name') })
+            - if for_tiers?
+              = render Dsfr::InputComponent.new(form: individual, attribute: :prenom)
+            - else
+              = render Dsfr::InputComponent.new(form: individual, attribute: :prenom, opts: { autocomplete: 'given-name' })
           .fr-fieldset__element.fr-fieldset__element--short-text
-            = render Dsfr::InputComponent.new(form: individual, attribute: :nom, opts: { autocomplete: (for_tiers? ? false : 'family-name') })
+            - if for_tiers?
+              = render Dsfr::InputComponent.new(form: individual, attribute: :nom)
+            - else
+              = render Dsfr::InputComponent.new(form: individual, attribute: :nom, opts: { autocomplete: 'family-name' })
 
           - if @dossier.procedure.ask_birthday?
             .fr-fieldset__element
diff --git a/app/components/dossiers/user_procedure_filter_component/user_procedure_filter_component.html.haml b/app/components/dossiers/user_procedure_filter_component/user_procedure_filter_component.html.haml
index 5dc7f9c04..4d0a003ac 100644
--- a/app/components/dossiers/user_procedure_filter_component/user_procedure_filter_component.html.haml
+++ b/app/components/dossiers/user_procedure_filter_component/user_procedure_filter_component.html.haml
@@ -1,4 +1,4 @@
-= form_with(url: dossiers_path, method: :get ) do |f|
+= form_with(url: dossiers_path, method: :get, class: "fr-mb-5w") do |f|
   = f.hidden_field :q, value: params[:q], id: nil
   = f.label :procedure_id, t('.procedures.label'), class: 'fr-label fr-mb-1w', for: 'procedure_select'
   .flex
diff --git a/app/views/layouts/_header.haml b/app/views/layouts/_header.haml
index 77d6b9ada..fda1d2b0c 100644
--- a/app/views/layouts/_header.haml
+++ b/app/views/layouts/_header.haml
@@ -6,7 +6,7 @@
 - is_administrateur_context = nav_bar_profile == :administrateur && administrateur_signed_in?
 - is_expert_context = nav_bar_profile == :expert && expert_signed_in?
 - is_user_context = nav_bar_profile == :user
-- is_search_enabled = [params[:controller] == 'recherche', is_instructeur_context, is_expert_context, is_user_context && current_user.dossiers.count].any?
+- is_search_enabled = [params[:controller] == 'recherche', is_instructeur_context, is_expert_context].any?
 %header{ class: ["fr-header", content_for?(:notice_info) && "fr-header__with-notice-info"], role: "banner", "data-controller": "dsfr-header" }
   %nav{ :role => "navigation", "aria-label" => t('layouts.header.main_menu') }
     .fr-header__body
diff --git a/app/views/layouts/commencer/_no_procedure.html.haml b/app/views/layouts/commencer/_no_procedure.html.haml
index 7dbb9621b..ea58dcfe2 100644
--- a/app/views/layouts/commencer/_no_procedure.html.haml
+++ b/app/views/layouts/commencer/_no_procedure.html.haml
@@ -1,5 +1,5 @@
 .center
-  = image_tag "landing/hero/dematerialiser.svg", class: "fr-responsive-img fr-mb-1v", alt: ""
+  = image_tag "landing/hero/dematerialiser.svg", class: "fr-responsive-img fr-mb-1v", alt: "", "aria-hidden": "true"
   %p.fr-m-4w= t('.text')
   %hr
   %p= t('.are_you_new', app_name: Current.application_name)
diff --git a/app/views/root/landing.html.haml b/app/views/root/landing.html.haml
index 295059499..18e879622 100644
--- a/app/views/root/landing.html.haml
+++ b/app/views/root/landing.html.haml
@@ -11,7 +11,7 @@
             = t(".promise")
 
         .hero-illustration
-          %img{ :src => image_url("landing/hero/dematerialiser.svg"), alt: '', width: 499, height: 280, loading: 'lazy' }
+          %img{ :src => image_url("landing/hero/dematerialiser.svg"), alt: '', width: 499, height: 280, loading: 'lazy', 'aria-hidden': 'true' }
 
   .fr-background-alt--blue-france.fr-py-6w
     .container
diff --git a/app/views/users/_main_navigation.html.haml b/app/views/users/_main_navigation.html.haml
index ff77a42d0..c78c44cae 100644
--- a/app/views/users/_main_navigation.html.haml
+++ b/app/views/users/_main_navigation.html.haml
@@ -2,11 +2,11 @@
   %ul.fr-nav__list
     - if params[:controller] == 'users/commencer'
       %li.fr-nav__item
-        = link_to t('back', scope: [:layouts, :header]), url_for(:back), title: t('back_title', scope: [:layouts, :header]), class: 'fr-nav__link', "aria-controls" => "modal-header__menu"
+        = link_to t('back', scope: [:layouts, :header]), url_for(:back), title: t('back_title', scope: [:layouts, :header]), class: 'fr-nav__link'
 
     %li.fr-nav__item
-      = link_to t('files', scope: [:layouts, :header]), dossiers_path, class: 'fr-nav__link', aria: { current: (controller_name == 'dossiers' && action_name != 'deleted_dossiers') ? 'true' : nil, controls: "modal-header__menu" }
+      = link_to t('files', scope: [:layouts, :header]), dossiers_path, class: 'fr-nav__link', aria: { current: (controller_name == 'dossiers' && action_name != 'deleted_dossiers') ? 'true' : nil }
 
     - if current_user.deleted_dossiers.present?
       %li.fr-nav__item
-        = link_to 'Historique des dossiers supprimés', deleted_dossiers_path(), class: 'fr-nav__link', aria: { current: action_name == 'deleted_dossiers' ? 'true' : nil, controls: "modal-header__menu" }
+        = link_to 'Historique des dossiers supprimés', deleted_dossiers_path(), class: 'fr-nav__link', aria: { current: action_name == 'deleted_dossiers' ? 'true' : nil }
diff --git a/app/views/users/dossiers/identite.html.haml b/app/views/users/dossiers/identite.html.haml
index 8f79877b4..82bb5bbab 100644
--- a/app/views/users/dossiers/identite.html.haml
+++ b/app/views/users/dossiers/identite.html.haml
@@ -1,4 +1,4 @@
-- content_for(:title, "Nouveau dossier (#{@dossier.procedure.libelle})")
+- content_for(:title, t(".title", scope: :metas, procedure_label: @dossier.procedure.libelle))
 
 = render partial: "shared/dossiers/submit_is_over", locals: { dossier: @dossier }
 
@@ -6,9 +6,12 @@
   - if @dossier.procedure.for_tiers_enabled?
     = form_for @dossier, url: identite_dossier_path(@dossier), method: :patch, html: { class: "form" }, data: {turbo: true, controller: :autosubmit} do |f|
 
-      %fieldset#radio-rich-hint.fr-fieldset{ "aria-labelledby" => "radio-rich-hint-legend radio-rich-hint-messages" }
-        %legend#radio-rich-hint-legend.fr-fieldset__legend--regular.fr-fieldset__legend
+      %p.fr-text--sm= t('utils.asterisk_html')
+
+      %fieldset#radio-rich-hint.fr-fieldset
+        %legend.fr-fieldset__legend--regular.fr-fieldset__legend
           = t('views.users.dossiers.identite.legend')
+          = render EditableChamp::AsteriskMandatoryComponent.new
 
         .fr-fieldset__element
           .fr-radio-group.fr-radio-rich
@@ -25,6 +28,6 @@
             .fr-radio-rich__img
               %span.fr-icon-parent-fill
 
-        = f.submit t('views.users.dossiers.identite.continue'), class: 'visually-hidden'
+        = f.submit t('views.users.dossiers.identite.continue'), class: 'hidden'
 
   = render Dossiers::IndividualFormComponent.new(dossier: @dossier)
diff --git a/config/locales/en.yml b/config/locales/en.yml
index b66e65ec4..ffebb947e 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -82,7 +82,7 @@ en:
     header:
       close_modal: 'Close'
       back: "Back"
-      back_title: "Revenir sur le site de mon administration"
+      back_title: "Back to my administration's website"
       main_menu: "Main menu"
     locale_dropdown:
       select_locale: "Choose a language"
diff --git a/config/locales/fr.yml b/config/locales/fr.yml
index 008c85800..b8b280bbd 100644
--- a/config/locales/fr.yml
+++ b/config/locales/fr.yml
@@ -73,7 +73,7 @@ fr:
     header:
       close_modal: 'Fermer'
       back: "Revenir en arrière"
-      back_title: "Revenir sur le site de mon administration"
+      back_title: "Revenir en arrière, sur le site de mon administration"
       main_menu: "Menu principal"
     locale_dropdown:
       select_locale: "Sélectionner une langue"
diff --git a/config/locales/metas.en.yml b/config/locales/metas.en.yml
index 68e67b732..a8533b1bf 100644
--- a/config/locales/metas.en.yml
+++ b/config/locales/metas.en.yml
@@ -9,6 +9,8 @@ en:
         index:
           title: Files
           title_search: "Search: %{terms}"
+        identite:
+          title: "New file (%{procedure_label}) - Step 1: Identity"
         show:
           title: "Summary · File nº %{number} (%{procedure_label})"
         demande:
diff --git a/config/locales/metas.fr.yml b/config/locales/metas.fr.yml
index 18cdd9529..b8cc06caf 100644
--- a/config/locales/metas.fr.yml
+++ b/config/locales/metas.fr.yml
@@ -9,6 +9,8 @@ fr:
         index:
           title: Dossiers
           title_search: "Recherche : %{terms}"
+        identite:
+          title: "Nouveau dossier (%{procedure_label}) - Étape 1 : Identité"
         show:
           title: "Résumé · Dossier nº %{number} (%{procedure_label})"
         demande: