diff --git a/src/backend/core/api/viewsets.py b/src/backend/core/api/viewsets.py
index 5d9991bcbf..d2704738b7 100644
--- a/src/backend/core/api/viewsets.py
+++ b/src/backend/core/api/viewsets.py
@@ -1338,10 +1338,12 @@ def duplicate(self, request, *args, **kwargs):
             document=duplicated_document,
         )
 
-        return drf_response.Response(
-            {"id": str(duplicated_document.id)}, status=status.HTTP_201_CREATED
+        serializer = serializers.DocumentSerializer(
+            duplicated_document, context=self.get_serializer_context()
         )
 
+        return drf_response.Response(serializer.data, status=status.HTTP_201_CREATED)
+
     def _duplicate_document(
         self,
         document_to_duplicate,
@@ -1369,7 +1371,7 @@ def _duplicate_document(
         user_role = document_to_duplicate.get_role(user)
         is_owner_or_admin = user_role in models.PRIVILEGED_ROLES
 
-        base64_yjs_content = document_to_duplicate.content
+        base64_yjs_content = document_to_duplicate.content or ""
 
         # Duplicate the document instance
         link_kwargs = (
diff --git a/src/frontend/apps/impress/src/components/Link.tsx b/src/frontend/apps/impress/src/components/Link.tsx
index 0c90aef90f..2e9ef0039e 100644
--- a/src/frontend/apps/impress/src/components/Link.tsx
+++ b/src/frontend/apps/impress/src/components/Link.tsx
@@ -1,5 +1,8 @@
+import { Button } from '@gouvfr-lasuite/cunningham-react';
 import Link from 'next/link';
-import styled, { RuleSet } from 'styled-components';
+import { useRouter } from 'next/router';
+import { type ComponentProps } from 'react';
+import styled, { type RuleSet } from 'styled-components';
 
 export interface LinkProps {
   $css?: string | RuleSet<object>;
@@ -14,3 +17,35 @@ export const StyledLink = styled(Link)<LinkProps>`
   display: flex;
   ${({ $css }) => $css && (typeof $css === 'string' ? `${$css};` : $css)}
 `;
+
+type ButtonLinkProps = ComponentProps<typeof Button> & {
+  href: string;
+};
+
+export const ButtonLink = ({
+  children,
+  onClick,
+  ref,
+  ...props
+}: ButtonLinkProps) => {
+  const router = useRouter();
+
+  return (
+    <Button
+      ref={ref}
+      onClick={(e) => {
+        if (!e.ctrlKey && !e.metaKey && !e.shiftKey) {
+          e.preventDefault();
+
+          if (props.href) {
+            void router.push(props.href);
+          }
+        }
+        onClick?.(e as React.MouseEvent<HTMLButtonElement, MouseEvent>);
+      }}
+      {...props}
+    >
+      {children}
+    </Button>
+  );
+};
diff --git a/src/frontend/apps/impress/src/cunningham/cunningham-style.css b/src/frontend/apps/impress/src/cunningham/cunningham-style.css
index b27a29fdae..0217a1bd2f 100644
--- a/src/frontend/apps/impress/src/cunningham/cunningham-style.css
+++ b/src/frontend/apps/impress/src/cunningham/cunningham-style.css
@@ -57,6 +57,18 @@
   height: auto;
 }
 
+/**
+* Checkbox
+*/
+.c__checkbox:focus-within {
+  border-color: transparent;
+  box-shadow: none;
+}
+
+.c__checkbox .c__checkbox__wrapper:focus-within {
+  outline: none;
+}
+
 /**
  * Modal
 */
@@ -104,6 +116,10 @@
 /**
 * Toast
 */
+.c__toast {
+  max-width: min(100%, 100vw);
+}
+
 .c__toast__container {
   z-index: -1;
 }
@@ -111,3 +127,8 @@
 .c__toast__container:has(.c__toast) {
   z-index: 10000;
 }
+
+.c__toast__content__children {
+  flex-shrink: 0;
+  flex-grow: 0;
+}
diff --git a/src/frontend/apps/impress/src/features/docs/doc-export/components/ModalExport.tsx b/src/frontend/apps/impress/src/features/docs/doc-export/components/ModalExport.tsx
index b504c9fc9f..050cbd98df 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-export/components/ModalExport.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-export/components/ModalExport.tsx
@@ -273,7 +273,7 @@ export const ModalExport = ({ onClose, doc }: ModalExportProps) => {
           >
             {t('Export')}
           </Text>
-          <Box $position="absolute" $css="top: 4px; right: 4px;">
+          <Box $position="absolute" $css="top: 8px; right: 8px;">
             <ButtonCloseModal
               aria-label={t('Close the download modal')}
               onClick={() => onClose()}
diff --git a/src/frontend/apps/impress/src/features/docs/doc-header/components/DocTitle.tsx b/src/frontend/apps/impress/src/features/docs/doc-header/components/DocTitle.tsx
index 23a06c1075..fd43c1549a 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-header/components/DocTitle.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-header/components/DocTitle.tsx
@@ -188,6 +188,11 @@ const DocTitleInput = ({ doc }: DocTitleProps) => {
       $align="center"
       $gap="4px"
       $minHeight="40px"
+      $css={css`
+        &:focus-within {
+          outline: none;
+        }
+      `}
     >
       {!isTopRoot && <DocTitleEmojiPicker doc={doc} />}
       {/**
diff --git a/src/frontend/apps/impress/src/features/docs/doc-header/components/DocToolBox.tsx b/src/frontend/apps/impress/src/features/docs/doc-header/components/DocToolBox.tsx
index 8ad47dda48..9968047317 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-header/components/DocToolBox.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-header/components/DocToolBox.tsx
@@ -22,7 +22,7 @@ import LeaveSVG from '@/assets/icons/ui-kit/leave.svg';
 import MarkdownCopySVG from '@/assets/icons/ui-kit/markdown_copy.svg';
 import MoreSVG from '@/assets/icons/ui-kit/more_horiz.svg';
 import {
-  Doc,
+  type Doc,
   KEY_DOC,
   KEY_LIST_DOC,
   KEY_LIST_FAVORITE_DOC,
@@ -32,6 +32,7 @@ import {
   useDocUtils,
   useDuplicateDoc,
 } from '@/docs/doc-management';
+import { ConfirmationDuplicateModal } from '@/docs/doc-management/components/ConfirmationDuplicateModal';
 import { usePresenterStore } from '@/docs/doc-presenter/stores';
 import { useAuth } from '@/features/auth';
 import { useFocusStore, useResponsiveStore } from '@/stores';
@@ -89,13 +90,14 @@ interface DocToolBoxProps {
 
 export const DocToolBox = ({ doc }: DocToolBoxProps) => {
   const { t } = useTranslation();
-  const treeContext = useTreeContext<Doc>();
+  const treeContext = useTreeContext<Doc | null>();
   const router = useRouter();
   const { isTopRoot } = useDocUtils(doc);
   const isTopParent = doc.id === treeContext?.root?.id; // it can be a child but not for the current user
   const { authenticated } = useAuth();
   const copyCurrentEditorToClipboard = useCopyCurrentEditorToClipboard();
   const [openDropdown, setOpenDropdown] = useState(false);
+  const [isModalDuplicateOpen, setIsModalDuplicateOpen] = useState(false);
   const [isModalRemoveOpen, setIsModalRemoveOpen] = useState(false);
   const [isModalExportOpen, setIsModalExportOpen] = useState(false);
   const [isModalShareOpen, setIsModalShareOpen] = useState(false);
@@ -192,11 +194,14 @@ export const DocToolBox = ({ doc }: DocToolBoxProps) => {
       icon: <ContentCopySVG width={24} height={24} aria-hidden="true" />,
       isDisabled: !doc.abilities.duplicate,
       callback: () => {
-        duplicateDoc({
-          docId: doc.id,
-          with_accesses: false,
-          canSave: doc.abilities.partial_update,
-        });
+        if (doc.numchild) {
+          setIsModalDuplicateOpen(true);
+        } else {
+          duplicateDoc({
+            docId: doc.id,
+            canSave: doc.abilities.partial_update,
+          });
+        }
       },
       isHidden: !doc.abilities.duplicate,
       showSeparator: true,
@@ -247,6 +252,16 @@ export const DocToolBox = ({ doc }: DocToolBoxProps) => {
         />
       </DropdownMenu>
 
+      {isModalDuplicateOpen && (
+        <ConfirmationDuplicateModal
+          onClose={() => {
+            setIsModalDuplicateOpen(false);
+            restoreFocus();
+          }}
+          doc={doc}
+          treeContext={treeContext}
+        />
+      )}
       {isModalExportOpen && ModalExport && (
         <ModalExport
           onClose={() => {
diff --git a/src/frontend/apps/impress/src/features/docs/doc-management/api/useDuplicateDoc.tsx b/src/frontend/apps/impress/src/features/docs/doc-management/api/useDuplicateDoc.tsx
index 96ff439431..120118f7bb 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-management/api/useDuplicateDoc.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-management/api/useDuplicateDoc.tsx
@@ -3,7 +3,8 @@ import {
   useToastProvider,
 } from '@gouvfr-lasuite/cunningham-react';
 import {
-  UseMutationOptions,
+  type InfiniteData,
+  type UseMutationOptions,
   useMutation,
   useQueryClient,
 } from '@tanstack/react-query';
@@ -18,22 +19,24 @@ import { useProviderStore } from '../stores';
 import { Doc } from '../types';
 
 import { useDocContentUpdate } from './useDocContentUpdate';
-import { KEY_LIST_DOC } from './useDocs';
+import { DocsParams, DocsResponse, KEY_LIST_DOC } from './useDocs';
 
 interface DuplicateDocPayload {
   docId: string;
   with_accesses?: boolean;
+  with_descendants?: boolean;
 }
 
-type DuplicateDocResponse = Pick<Doc, 'id'>;
+type DuplicateDocResponse = Doc;
 
 export const duplicateDoc = async ({
   docId,
-  with_accesses,
+  with_accesses = false,
+  with_descendants = true,
 }: DuplicateDocPayload): Promise<DuplicateDocResponse> => {
   const response = await fetchAPI(`documents/${docId}/duplicate/`, {
     method: 'POST',
-    body: JSON.stringify({ with_accesses }),
+    body: JSON.stringify({ with_accesses, with_descendants }),
   });
 
   if (!response.ok) {
@@ -84,14 +87,36 @@ export function useDuplicateDoc(options?: DuplicateDocOptions) {
       return await duplicateDoc(variables);
     },
     onSuccess: (data, variables, onMutateResult, context) => {
-      void queryClient.resetQueries({
-        queryKey: [KEY_LIST_DOC],
-      });
-
-      const message = t('Document duplicated successfully!');
-      toast(message, VariantType.SUCCESS, {
-        duration: 3000,
-      });
+      // Add the duplicated document to the list of documents in the cache
+      // It avoids the need to refetch the list of documents after duplicating a document
+      queryClient.setQueriesData<InfiniteData<DocsResponse>>(
+        {
+          queryKey: [KEY_LIST_DOC],
+          predicate: (query) => {
+            const params = query.queryKey[1] as DocsParams | undefined;
+            return params?.is_creator_me !== false;
+          },
+        },
+        (oldData) => {
+          if (!oldData) {
+            return oldData;
+          }
+
+          const [firstPage, ...restPages] = oldData.pages;
+
+          return {
+            ...oldData,
+            pages: [
+              {
+                ...firstPage,
+                count: firstPage.count + 1,
+                results: [data, ...firstPage.results],
+              },
+              ...restPages,
+            ],
+          };
+        },
+      );
 
       void options?.onSuccess?.(data, variables, onMutateResult, context);
     },
diff --git a/src/frontend/apps/impress/src/features/docs/doc-management/api/useRemoveDoc.tsx b/src/frontend/apps/impress/src/features/docs/doc-management/api/useRemoveDoc.tsx
index 9b70c8b6b1..d745a0241f 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-management/api/useRemoveDoc.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-management/api/useRemoveDoc.tsx
@@ -1,5 +1,5 @@
 import {
-  UseMutationOptions,
+  type UseMutationOptions,
   useMutation,
   useQueryClient,
 } from '@tanstack/react-query';
diff --git a/src/frontend/apps/impress/src/features/docs/doc-management/components/ConfirmationDuplicateModal.tsx b/src/frontend/apps/impress/src/features/docs/doc-management/components/ConfirmationDuplicateModal.tsx
new file mode 100644
index 0000000000..a7281e03a1
--- /dev/null
+++ b/src/frontend/apps/impress/src/features/docs/doc-management/components/ConfirmationDuplicateModal.tsx
@@ -0,0 +1,220 @@
+import {
+  Button,
+  Checkbox,
+  Modal,
+  ModalSize,
+  VariantType,
+  useToastProvider,
+} from '@gouvfr-lasuite/cunningham-react';
+import { TreeContextType } from '@gouvfr-lasuite/ui-kit';
+import { useRouter } from 'next/router';
+import { useEffect, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { createGlobalStyle } from 'styled-components';
+
+import { Box, ButtonCloseModal, ButtonLink, Text } from '@/components';
+import { KEY_LIST_DOC_TRASHBIN } from '@/docs/docs-grid/api/useDocsTrashbin';
+
+import { KEY_LIST_DOC, useDuplicateDoc } from '../api';
+import { useRemoveDoc } from '../api/useRemoveDoc';
+import { useDocUtils } from '../hooks';
+import { type Doc } from '../types';
+
+const ModalStyle = createGlobalStyle`
+  .c__modal__footer {
+    margin-top: 0;
+  }
+  .c__toast__content__children{
+    flex-shrink: 0;
+    flex-grow: 0;
+  }
+`;
+
+interface ConfirmationDuplicateModalProps {
+  doc: Doc;
+  onClose: () => void;
+  treeContext: TreeContextType<Doc | null> | null;
+}
+
+export const ConfirmationDuplicateModal = ({
+  doc,
+  onClose,
+  treeContext,
+}: ConfirmationDuplicateModalProps) => {
+  const { t } = useTranslation();
+  const { isTopRoot } = useDocUtils(doc);
+  const router = useRouter();
+  const { toast } = useToastProvider();
+  const [isWithSubdocs, setIsWithSubdocs] = useState(true);
+  const { mutate: duplicateDoc } = useDuplicateDoc({
+    onSuccess: (data) => {
+      onClose();
+
+      const onCloseToast = (
+        e: React.MouseEvent<HTMLButtonElement | HTMLAnchorElement>,
+      ) => {
+        const toastEl = e.currentTarget.closest<HTMLElement>('[role="alert"]');
+        if (toastEl) {
+          toastEl.style.display = 'none';
+        }
+      };
+      toast(
+        isTopRoot
+          ? t('Document duplicated to My docs')
+          : t('Document duplicated'),
+        VariantType.INFO,
+        {
+          duration: 10000,
+          actions: (
+            <ToastActions
+              duplicatedDocId={data.id}
+              originalDocId={doc.id}
+              isTopRoot={isTopRoot}
+              onClose={onCloseToast}
+              treeContext={treeContext}
+            />
+          ),
+        },
+      );
+
+      if (!isTopRoot) {
+        void router.push(`/docs/${data.id}`);
+      }
+    },
+  });
+
+  return (
+    <Modal
+      isOpen
+      closeOnClickOutside
+      hideCloseButton
+      onClose={onClose}
+      aria-label={t('Confirmation to duplicate the document')}
+      aria-labelledby="modal-duplicate-doc-title"
+      aria-describedby="modal-duplicate-doc-desc"
+      rightActions={
+        <>
+          <Button
+            aria-label={t('Cancel the duplicate action')}
+            variant="secondary"
+            fullWidth
+            autoFocus
+            onClick={onClose}
+          >
+            {t('Cancel')}
+          </Button>
+          <Button
+            aria-label={t('Confirm the duplicate action')}
+            fullWidth
+            onClick={() => {
+              duplicateDoc({
+                docId: doc.id,
+                with_descendants: isWithSubdocs,
+                canSave: doc.abilities.partial_update,
+              });
+            }}
+          >
+            {t('Duplicate')}
+          </Button>
+        </>
+      }
+      size={ModalSize.SMALL}
+      title={
+        <>
+          <Text
+            $size="h6"
+            as="h2"
+            id="modal-duplicate-doc-title"
+            $margin="0"
+            $align="flex-start"
+          >
+            {t('Duplicate')}
+          </Text>
+          <Box $position="absolute" $css="top: 8px; right: 8px;">
+            <ButtonCloseModal
+              aria-label={t('Close the duplicate modal')}
+              onClick={onClose}
+            />
+          </Box>
+        </>
+      }
+    >
+      <ModalStyle />
+      <Text
+        id="modal-duplicate-doc-desc"
+        className="--docs--modal-duplicate-doc"
+        $size="sm"
+        $variation="secondary"
+        as="p"
+        $margin="0"
+      >
+        {isTopRoot && t('The copy will be private and added to My docs.')}
+      </Text>
+      <Box $margin={{ vertical: 'base' }}>
+        <Checkbox
+          label={t('Duplicate subdocs')}
+          checked={isWithSubdocs}
+          onChange={(e) => setIsWithSubdocs(e.target.checked)}
+        />
+      </Box>
+    </Modal>
+  );
+};
+
+const ToastActions = ({
+  isTopRoot,
+  onClose,
+  duplicatedDocId,
+  originalDocId,
+  treeContext,
+}: {
+  isTopRoot: boolean;
+  onClose: (e: React.MouseEvent<HTMLButtonElement | HTMLAnchorElement>) => void;
+  duplicatedDocId: string;
+  originalDocId: string;
+  treeContext: TreeContextType<Doc | null> | null;
+}) => {
+  const { t } = useTranslation();
+  const { mutate: removeDoc } = useRemoveDoc({
+    listInvalidQueries: [KEY_LIST_DOC, KEY_LIST_DOC_TRASHBIN],
+  });
+  const openRef = useRef<HTMLButtonElement & HTMLAnchorElement>(null);
+  const router = useRouter();
+
+  // When the toast is displayed, we want to focus the "Open" button for accessibility reasons.
+  useEffect(() => {
+    openRef.current?.focus();
+  }, []);
+
+  return (
+    <Box $direction="row" $gap="xs">
+      <ButtonLink
+        ref={openRef}
+        variant="tertiary"
+        href={`/docs/${isTopRoot ? duplicatedDocId : originalDocId}`}
+        onClick={onClose}
+      >
+        {isTopRoot
+          ? t('Open', {
+              description: 'Action to open the duplicated document',
+            })
+          : t('Back to original', {
+              description: 'Back to the original document',
+            })}
+      </ButtonLink>
+      <Button
+        variant="tertiary"
+        onClick={(e) => {
+          removeDoc({ docId: duplicatedDocId });
+          onClose(e);
+          treeContext?.setRoot(null);
+          if (!isTopRoot) {
+            void router.push(`/docs/${originalDocId}`);
+          }
+        }}
+      >
+        {t('Undo')}
+      </Button>
+    </Box>
+  );
+};
diff --git a/src/frontend/apps/impress/src/features/docs/doc-management/components/ModalRemoveDoc.tsx b/src/frontend/apps/impress/src/features/docs/doc-management/components/ModalRemoveDoc.tsx
index 7cf9f1ba8b..b3dede523c 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-management/components/ModalRemoveDoc.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-management/components/ModalRemoveDoc.tsx
@@ -12,7 +12,6 @@ import { Trans, useTranslation } from 'react-i18next';
 import { Box, ButtonCloseModal, Text, TextErrors } from '@/components';
 import { useConfig } from '@/core';
 import { KEY_LIST_DOC_TRASHBIN } from '@/docs/docs-grid';
-import { useKeyboardAction } from '@/hooks';
 
 import { KEY_DOC, KEY_LIST_FAVORITE_DOC } from '../api';
 import { KEY_LIST_DOC } from '../api/useDocs';
@@ -73,25 +72,16 @@ export const ModalRemoveDoc = ({
     return () => cancelAnimationFrame(id);
   }, []);
 
-  const keyboardAction = useKeyboardAction();
-
-  const handleClose = () => {
-    onClose();
-  };
-
   const handleDelete = () => {
     removeDoc({ docId: doc.id });
   };
 
-  const handleCloseKeyDown = keyboardAction(handleClose);
-  const handleDeleteKeyDown = keyboardAction(handleDelete);
-
   return (
     <Modal
       isOpen
       closeOnClickOutside
       hideCloseButton
-      onClose={handleClose}
+      onClose={onClose}
       aria-label={t('Delete a doc')}
       rightActions={
         <>
@@ -101,8 +91,7 @@ export const ModalRemoveDoc = ({
             variant="secondary"
             fullWidth
             autoFocus
-            onClick={handleClose}
-            onKeyDown={handleCloseKeyDown}
+            onClick={onClose}
           >
             {t('Cancel')}
           </Button>
@@ -111,7 +100,6 @@ export const ModalRemoveDoc = ({
             color="error"
             fullWidth
             onClick={handleDelete}
-            onKeyDown={handleDeleteKeyDown}
           >
             {t('Delete')}
           </Button>
@@ -129,11 +117,10 @@ export const ModalRemoveDoc = ({
           >
             {t('Delete a doc')}
           </Text>
-          <Box $position="absolute" $css="top: 4px; right: 4px;">
+          <Box $position="absolute" $css="top: 8px; right: 8px;">
             <ButtonCloseModal
               aria-label={t('Close the delete modal')}
-              onClick={handleClose}
-              onKeyDown={handleCloseKeyDown}
+              onClick={onClose}
             />
           </Box>
         </>
diff --git a/src/frontend/apps/impress/src/features/docs/doc-management/components/NewDocButton.tsx b/src/frontend/apps/impress/src/features/docs/doc-management/components/NewDocButton.tsx
index bbc746da23..854b0504b0 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-management/components/NewDocButton.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-management/components/NewDocButton.tsx
@@ -4,7 +4,7 @@ import { useRouter } from 'next/router';
 import { useCallback, useMemo, useState } from 'react';
 import { useTranslation } from 'react-i18next';
 
-import { Text } from '@/components';
+import { ButtonLink, Text } from '@/components';
 import { useConfig } from '@/core/config/api/useConfig';
 import { useLeftPanelStore } from '@/features/left-panel/stores/useLeftPanelStore';
 import ArrowDownIcon from '@/icons/arrow-drop-down.svg';
@@ -22,7 +22,6 @@ interface NewDocButtonProps {
 }
 
 export const NewDocButton = ({ onClose }: NewDocButtonProps) => {
-  const router = useRouter();
   const { t } = useTranslation();
   const { currentDoc } = useDocStore();
   const { data: config } = useConfig();
@@ -30,15 +29,11 @@ export const NewDocButton = ({ onClose }: NewDocButtonProps) => {
 
   return (
     <>
-      <Button
+      <ButtonLink
         href="/docs/new"
         data-testid="new-doc-button"
         color="brand"
-        onClick={(e) => {
-          if (!e.ctrlKey && !e.metaKey && !e.shiftKey) {
-            e.preventDefault();
-            void router.push('/docs/new');
-          }
+        onClick={() => {
           onClose?.();
         }}
         icon={<PlusIcon aria-hidden="true" width={24} height={24} />}
@@ -51,7 +46,7 @@ export const NewDocButton = ({ onClose }: NewDocButtonProps) => {
         <Text $withThemeInherited $size="md" $weight="500">
           {t('New')}
         </Text>
-      </Button>
+      </ButtonLink>
       {isDropdownEnabled && <DropdownArrow />}
     </>
   );
diff --git a/src/frontend/apps/impress/src/features/docs/doc-search/components/DocSearchModal.tsx b/src/frontend/apps/impress/src/features/docs/doc-search/components/DocSearchModal.tsx
index 572d88aac2..70f3f4c6b9 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-search/components/DocSearchModal.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-search/components/DocSearchModal.tsx
@@ -109,7 +109,7 @@ const DocSearchModalGlobal = ({
               'Search documents by name, navigate using arrows, and select a result with Enter.',
             )}
           </Text>
-          <Box $position="absolute" $css="top: 4px; right: 4px;">
+          <Box $position="absolute" $css="top: 8px; right: 8px;">
             <ButtonCloseModal
               aria-label={t('Close the search modal')}
               onClick={modalProps.onClose}
diff --git a/src/frontend/apps/impress/src/features/docs/doc-share/components/ConfirmationLeaveModal.tsx b/src/frontend/apps/impress/src/features/docs/doc-share/components/ConfirmationLeaveModal.tsx
index 9052fc9386..342d7e350a 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-share/components/ConfirmationLeaveModal.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-share/components/ConfirmationLeaveModal.tsx
@@ -80,7 +80,7 @@ export const ConfirmationLeaveModal = ({
           >
             {t('Leave a doc')}
           </Text>
-          <Box $position="absolute" $css="top: 4px; right: 4px;">
+          <Box $position="absolute" $css="top: 8px; right: 8px;">
             <ButtonCloseModal
               aria-label={t('Close the leave modal')}
               onClick={onClose}
diff --git a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocSubPageItem.tsx b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocSubPageItem.tsx
index b85ceeb0fa..c688d48ec0 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocSubPageItem.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocSubPageItem.tsx
@@ -19,7 +19,7 @@ import {
   useTrans,
 } from '@/docs/doc-management';
 import { useLeftPanelStore } from '@/features/left-panel';
-import { useResponsiveStore } from '@/stores';
+import { useFocusStore, useResponsiveStore } from '@/stores';
 
 import { isDocNode } from '../utils';
 
@@ -108,6 +108,7 @@ const DocSubPageItemContent = (props: TreeViewNodeProps<Doc>) => {
   const [menuOpen, setMenuOpen] = useState(false);
   const router = useRouter();
   const { closePanel } = useLeftPanelStore();
+  const { addLastFocus } = useFocusStore();
 
   const { emoji, titleWithoutEmoji } = getEmojiAndTitle(doc.title || '');
   const displayTitle = titleWithoutEmoji || untitledDocument;
@@ -148,6 +149,7 @@ const DocSubPageItemContent = (props: TreeViewNodeProps<Doc>) => {
   const isCurrentPage = router.query?.id === doc.id;
   const isDeleted = !!doc.deleted_at;
   const actionsRef = useRef<HTMLDivElement>(null);
+  const subPageItemRef = useRef<HTMLAnchorElement>(null);
   const buttonOptionRef = useRef<ButtonElement | null>(null);
 
   const handleKeyDown = (e: React.KeyboardEvent) => {
@@ -168,15 +170,18 @@ const DocSubPageItemContent = (props: TreeViewNodeProps<Doc>) => {
   const handleActionsOpenChange = (isOpen: boolean) => {
     setMenuOpen(isOpen);
 
-    // When the menu closes (via Escape or activating an option),
-    // return focus to the tree item so focus is not lost.
-    if (!isOpen) {
-      node.focus();
+    // When the actions menu opens, we save the last focused element
+    // to restore focus later when the menu closes or actions are completed.
+    const el =
+      subPageItemRef?.current?.closest<HTMLDivElement>('.c__tree-view--row');
+    if (isOpen && el) {
+      addLastFocus(el);
     }
   };
 
   return (
     <StyledLink
+      ref={subPageItemRef}
       className="--docs-sub-page-item"
       /**
        * Conflict with the react-arborist DND.
diff --git a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTree.tsx b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTree.tsx
index 432cf426d3..ea8d29fd0e 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTree.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTree.tsx
@@ -30,6 +30,7 @@ import {
 } from '@/docs/doc-management';
 import { useLeftPanelStore } from '@/features/left-panel/stores/useLeftPanelStore';
 import { TreeSkeleton } from '@/features/skeletons/components/TreeSkeleton';
+import { useFocusStore } from '@/stores/useFocusStore';
 import { useResponsiveStore } from '@/stores/useResponsiveStore';
 
 import { CLASS_DOC_TITLE } from '../../doc-header';
@@ -39,6 +40,8 @@ import { findIndexInTree, isDocNode } from '../utils';
 import { DocSubPageItem } from './DocSubPageItem';
 import { DocTreeItemActions } from './DocTreeItemActions';
 
+const DOC_TREE_ROOT_ITEM_ID = 'doc-tree-root-item';
+
 type DocTreeProps = {
   currentDoc: Doc;
 };
@@ -58,6 +61,7 @@ export const DocTree = ({ currentDoc }: DocTreeProps) => {
   const rootItemRef = useRef<HTMLDivElement>(null);
   const rootActionsRef = useRef<HTMLDivElement>(null);
   const rootButtonOptionRef = useRef<ButtonElement | null>(null);
+  const { addLastFocus } = useFocusStore();
 
   const { t } = useTranslation();
 
@@ -102,8 +106,13 @@ export const DocTree = ({ currentDoc }: DocTreeProps) => {
   const handleRootKeyDown = useCallback(
     (e: React.KeyboardEvent) => {
       const target = e.target as HTMLElement | null;
-      const isInActions = !!target?.closest('.doc-tree-root-item-actions');
-      const isOnEmojiButton = !!target?.closest('.--docs--doc-icon');
+
+      if (!target || target?.id !== DOC_TREE_ROOT_ITEM_ID) {
+        return;
+      }
+
+      const isInActions = !!target.closest('.doc-tree-root-item-actions');
+      const isOnEmojiButton = !!target.closest('.--docs--doc-icon');
       const isOnRootItem = target === e.currentTarget;
 
       if (e.key === 'F2' && !rootActionsOpen && !isInActions) {
@@ -142,18 +151,14 @@ export const DocTree = ({ currentDoc }: DocTreeProps) => {
   );
 
   // Handle menu open/close for root item - mirrors DocSubPageItem behavior
-  const handleRootActionsOpenChange = useCallback((isOpen: boolean) => {
-    setRootActionsOpen(isOpen);
-
-    // When the menu closes, return focus to the root tree item
-    // (same behavior as DocSubPageItem for consistency)
-    // Use requestAnimationFrame for smoother focus transition without flickering
-    if (!isOpen) {
-      requestAnimationFrame(() => {
-        rootItemRef.current?.focus();
-      });
-    }
-  }, []);
+  const handleRootActionsOpenChange = useCallback(
+    (isOpen: boolean) => {
+      setRootActionsOpen(isOpen);
+
+      addLastFocus(rootItemRef.current);
+    },
+    [addLastFocus],
+  );
 
   /**
    * This effect is used to reset the tree when a new document
@@ -325,7 +330,8 @@ export const DocTree = ({ currentDoc }: DocTreeProps) => {
       >
         <Box
           ref={rootItemRef}
-          data-testid="doc-tree-root-item"
+          data-testid={DOC_TREE_ROOT_ITEM_ID}
+          id={DOC_TREE_ROOT_ITEM_ID}
           role="treeitem"
           aria-label={`${t('Root document {{title}}', { title: treeContext.root?.title || untitledDocument })}`}
           aria-selected={rootIsSelected}
diff --git a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx
index 797c03761b..11d4b5d96b 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-tree/components/DocTreeItemActions.tsx
@@ -10,7 +10,7 @@ import {
   useTreeContext,
 } from '@gouvfr-lasuite/ui-kit';
 import { useRouter } from 'next/router';
-import { useRef } from 'react';
+import { useRef, useState } from 'react';
 import { useTranslation } from 'react-i18next';
 import { css } from 'styled-components';
 
@@ -27,6 +27,8 @@ import {
   useDocTitleUpdate,
 } from '@/docs/doc-management';
 import { useDuplicateDoc } from '@/docs/doc-management/api';
+import { ConfirmationDuplicateModal } from '@/docs/doc-management/components/ConfirmationDuplicateModal';
+import { useFocusStore } from '@/stores/useFocusStore';
 
 import { useDetachDoc } from '../api/useDetach';
 import MoveDocIcon from '../assets/doc-extract-bold.svg';
@@ -59,6 +61,8 @@ export const DocTreeItemActions = ({
   const router = useRouter();
   const { t } = useTranslation();
   const deleteModal = useModal();
+  const { restoreFocus } = useFocusStore();
+  const [isModalDuplicateOpen, setIsModalDuplicateOpen] = useState(false);
   const copyLink = useCopyDocLink(doc.id);
   const { mutate: detachDoc } = useDetachDoc();
   const treeContext = useTreeContext<Doc | null>();
@@ -141,11 +145,14 @@ export const DocTreeItemActions = ({
       icon: <Icon iconName="content_copy" />,
       isDisabled: !doc.abilities.duplicate,
       callback: () => {
-        duplicateDoc({
-          docId: doc.id,
-          with_accesses: false,
-          canSave: doc.abilities.partial_update,
-        });
+        if (doc.numchild) {
+          setIsModalDuplicateOpen(true);
+        } else {
+          duplicateDoc({
+            docId: doc.id,
+            canSave: doc.abilities.partial_update,
+          });
+        }
       },
     },
     {
@@ -182,11 +189,16 @@ export const DocTreeItemActions = ({
     <Box className="doc-tree-root-item-actions actions">
       <Box
         ref={targetActionsRef}
+        className="--docs--doc-tree-item-actions"
         $direction="row"
         $align="center"
-        className="--docs--doc-tree-item-actions"
         $gap="4xs"
         tabIndex={-1}
+        onKeyDownCapture={(e) => {
+          if (e.key === 'Escape') {
+            restoreFocus();
+          }
+        }}
         $css={css`
           & button {
             height: 24px;
@@ -248,6 +260,16 @@ export const DocTreeItemActions = ({
           </Button>
         )}
       </Box>
+      {isModalDuplicateOpen && (
+        <ConfirmationDuplicateModal
+          onClose={() => {
+            setIsModalDuplicateOpen(false);
+            restoreFocus();
+          }}
+          doc={doc}
+          treeContext={treeContext}
+        />
+      )}
       {deleteModal.isOpen && (
         <ModalRemoveDoc
           onClose={deleteModal.onClose}
diff --git a/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocMoveModal.tsx b/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocMoveModal.tsx
index f43aff36f4..f1a2061f31 100644
--- a/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocMoveModal.tsx
+++ b/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocMoveModal.tsx
@@ -185,7 +185,7 @@ export const DocMoveModal = ({
             <Text as="h2" $margin="0" $size="s" $align="flex-start">
               {t('Choose a new parent doc')}
             </Text>
-            <Box $position="absolute" $css="top: 4px; right: 4px;">
+            <Box $position="absolute" $css="top: 8px; right: 8px;">
               <ButtonCloseModal
                 aria-label={t('Close the move modal')}
                 onClick={onClose}
diff --git a/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocsGridActions.tsx b/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocsGridActions.tsx
index 430df47114..708bc64597 100644
--- a/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocsGridActions.tsx
+++ b/src/frontend/apps/impress/src/features/docs/docs-grid/components/DocsGridActions.tsx
@@ -52,6 +52,16 @@ const ConfirmationLeaveModal = dynamic(
   { ssr: false },
 );
 
+const ConfirmationDuplicateModal = dynamic(
+  () =>
+    import('@/docs/doc-management/components/ConfirmationDuplicateModal').then(
+      (mod) => ({
+        default: mod.ConfirmationDuplicateModal,
+      }),
+    ),
+  { ssr: false },
+);
+
 interface DocsGridActionsProps {
   doc: Doc;
 }
@@ -61,6 +71,7 @@ export const DocsGridActions = ({ doc }: DocsGridActionsProps) => {
   const { restoreFocus, addLastFocus } = useFocusStore();
   const [openDropdown, setOpenDropdown] = useState(false);
   const [isModalRemoveOpen, setIsModalRemoveOpen] = useState(false);
+  const [isModalDuplicateOpen, setIsModalDuplicateOpen] = useState(false);
   const [isModalLeaveOpen, setIsModalLeaveOpen] = useState(false);
   const [isModalShareOpen, setIsModalShareOpen] = useState(false);
   const [isModalMoveOpen, setIsModalMoveOpen] = useState(false);
@@ -122,11 +133,14 @@ export const DocsGridActions = ({ doc }: DocsGridActionsProps) => {
       icon: <ContentCopySVG width={24} height={24} aria-hidden="true" />,
       isDisabled: !doc.abilities.duplicate,
       callback: () => {
-        duplicateDoc({
-          docId: doc.id,
-          with_accesses: false,
-          canSave: false,
-        });
+        if (doc.numchild) {
+          setIsModalDuplicateOpen(true);
+        } else {
+          duplicateDoc({
+            docId: doc.id,
+            canSave: false,
+          });
+        }
       },
       showSeparator: true,
     },
@@ -204,6 +218,16 @@ export const DocsGridActions = ({ doc }: DocsGridActionsProps) => {
           doc={doc}
         />
       )}
+      {isModalDuplicateOpen && (
+        <ConfirmationDuplicateModal
+          onClose={() => {
+            setIsModalDuplicateOpen(false);
+            restoreFocus();
+          }}
+          doc={doc}
+          treeContext={null}
+        />
+      )}
       {isModalMoveOpen && (
         <DocMoveModal
           doc={doc}