diff --git a/cmake/qet_compilation_vars.cmake b/cmake/qet_compilation_vars.cmake
index 469405abd..36e4bb9b7 100644
--- a/cmake/qet_compilation_vars.cmake
+++ b/cmake/qet_compilation_vars.cmake
@@ -26,7 +26,6 @@ message(" - qet_compilation_vars")
 set(QET_COMPONENTS
   LinguistTools
   PrintSupport
-  Pdf
   Xml
   Svg
   Sql
@@ -34,9 +33,13 @@ set(QET_COMPONENTS
   Widgets
   Concurrent)
 
+# Qt6-only: QPdfDocument for PDF page import
+if(QT_VERSION_MAJOR GREATER_EQUAL 6)
+  list(APPEND QET_COMPONENTS Pdf)
+endif()
+
 set(QET_PRIVATE_LIBRARIES
   Qt::PrintSupport
-  Qt::Pdf
   Qt::Gui
   Qt::GuiPrivate   # Required for QPdfEngine::drawHyperlink (PDF internal links)
   Qt::Xml
@@ -47,6 +50,11 @@ set(QET_PRIVATE_LIBRARIES
   Qt::Concurrent
   )
 
+# Qt6-only: QPdfDocument for PDF page import
+if(QT_VERSION_MAJOR GREATER_EQUAL 6)
+  list(APPEND QET_PRIVATE_LIBRARIES Qt::Pdf)
+endif()
+
 set(QET_RES_FILES
   ${QET_DIR}/sources/autoNum/ui/autonumberingdockwidget.ui
   ${QET_DIR}/sources/autoNum/ui/autonumberingmanagementw.ui
@@ -309,8 +317,6 @@ set(QET_SRC_FILES
   ${QET_DIR}/sources/diagramevent/diagrameventaddelement.h
   ${QET_DIR}/sources/diagramevent/diagrameventaddimage.cpp
   ${QET_DIR}/sources/diagramevent/diagrameventaddimage.h
-  ${QET_DIR}/sources/diagramevent/diagrameventaddpdf.cpp
-  ${QET_DIR}/sources/diagramevent/diagrameventaddpdf.h
   ${QET_DIR}/sources/diagramevent/diagrameventaddshape.cpp
   ${QET_DIR}/sources/diagramevent/diagrameventaddshape.h
   ${QET_DIR}/sources/diagramevent/diagrameventaddtext.cpp
@@ -717,8 +723,6 @@ set(QET_SRC_FILES
   ${QET_DIR}/sources/ui/formulaassistantdialog.h
   ${QET_DIR}/sources/ui/imagepropertieswidget.cpp
   ${QET_DIR}/sources/ui/imagepropertieswidget.h
-  ${QET_DIR}/sources/ui/pdfpagesdialog.cpp
-  ${QET_DIR}/sources/ui/pdfpagesdialog.h
   ${QET_DIR}/sources/ui/importelementdialog.cpp
   ${QET_DIR}/sources/ui/importelementdialog.h
   ${QET_DIR}/sources/ui/importelementtextpatterndialog.cpp
@@ -820,6 +824,16 @@ if(NOT BUILD_WITH_KF)
   )
 endif()
 
+# Qt6-only: PDF page import files
+if(QT_VERSION_MAJOR GREATER_EQUAL 6)
+  list(APPEND QET_SRC_FILES
+    ${QET_DIR}/sources/diagramevent/diagrameventaddpdf.cpp
+    ${QET_DIR}/sources/diagramevent/diagrameventaddpdf.h
+    ${QET_DIR}/sources/ui/pdfpagesdialog.cpp
+    ${QET_DIR}/sources/ui/pdfpagesdialog.h
+  )
+endif()
+
 set(TS_FILES
   ${QET_DIR}/lang/qet_ar.ts
   ${QET_DIR}/lang/qet_ca.ts
diff --git a/ico/22x22/pdf-import.png b/ico/22x22/pdf-import.png
new file mode 100644
index 000000000..f84ef79ab
Binary files /dev/null and b/ico/22x22/pdf-import.png differ
diff --git a/qelectrotech.qrc b/qelectrotech.qrc
index 7b506d46c..531dde1f4 100644
--- a/qelectrotech.qrc
+++ b/qelectrotech.qrc
@@ -140,6 +140,7 @@
         <file>ico/22x22/go-up.png</file>
         <file>ico/22x22/hotspot.png</file>
         <file>ico/22x22/insert-image.png</file>
+        <file>ico/22x22/pdf-import.png</file>
         <file>ico/22x22/label.png</file>
         <file>ico/22x22/landscape.png</file>
         <file>ico/22x22/line.png</file>
diff --git a/sources/diagramevent/diagrameventaddpdf.cpp b/sources/diagramevent/diagrameventaddpdf.cpp
index 602e48be2..21931c404 100644
--- a/sources/diagramevent/diagrameventaddpdf.cpp
+++ b/sources/diagramevent/diagrameventaddpdf.cpp
@@ -28,11 +28,6 @@
 #include <QMessageBox>
 #include <QPainter>
 
-// Target rendering DPI for PDF pages.
-// 150 DPI provides good quality for screen display and printing
-// while keeping file size reasonable.
-static const int PDF_RENDER_DPI = 150;
-
 /**
 	@brief DiagramEventAddPdf::DiagramEventAddPdf
 	Constructor
@@ -160,8 +155,8 @@ bool DiagramEventAddPdf::isNull() const
 /**
 	@brief DiagramEventAddPdf::openDialog
 	Opens a file dialog to select a PDF file, then opens a page selection
-	dialog. The selected page is rendered to a QImage at 150 DPI and
-	converted to a DiagramImageItem.
+	dialog with DPI options. The selected page is rendered to a QImage at
+	the chosen DPI and converted to a DiagramImageItem.
 */
 void DiagramEventAddPdf::openDialog()
 {
@@ -203,21 +198,18 @@ void DiagramEventAddPdf::openDialog()
 		return;
 	}
 
-	// If only one page, import directly without showing dialog
-	int pageIndex = 0;
-	if (pageCount > 1)
-	{
-		PdfPagesDialog dialog(document,
-			m_diagram->views().isEmpty() ? nullptr : m_diagram->views().first());
-		if (dialog.exec() != QDialog::Accepted) return;
-		pageIndex = dialog.selectedPage() - 1; // Convert to 0-based index
-	}
+	// Always show the dialog so the user can choose page and DPI
+	PdfPagesDialog dialog(document,
+		m_diagram->views().isEmpty() ? nullptr : m_diagram->views().first());
+	if (dialog.exec() != QDialog::Accepted) return;
+	int pageIndex = dialog.selectedPage() - 1; // Convert to 0-based index
+	int dpi = dialog.selectedDpi();
 
-	// Calculate pixel size from PDF points at target DPI
+	// Calculate pixel size from PDF points at the user-selected DPI
 	// PDF point = 1/72 inch
 	QSizeF pageSize = document.pagePointSize(pageIndex);
-	int pixelWidth  = qRound((pageSize.width()  / 72.0) * PDF_RENDER_DPI);
-	int pixelHeight = qRound((pageSize.height() / 72.0) * PDF_RENDER_DPI);
+	int pixelWidth  = qRound((pageSize.width()  / 72.0) * dpi);
+	int pixelHeight = qRound((pageSize.height() / 72.0) * dpi);
 
 	if (pixelWidth <= 0 || pixelHeight <= 0)
 	{
diff --git a/sources/qetdiagrameditor.cpp b/sources/qetdiagrameditor.cpp
index 8505e6fbc..e9e0838ee 100644
--- a/sources/qetdiagrameditor.cpp
+++ b/sources/qetdiagrameditor.cpp
@@ -23,7 +23,9 @@
 #include "conductornumexport.h"
 #include "diagramcommands.h"
 #include "diagramevent/diagrameventaddimage.h"
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 #include "diagramevent/diagrameventaddpdf.h"
+#endif
 #include "diagramevent/diagrameventaddshape.h"
 #include "diagramevent/diagrameventaddtext.h"
 #include "diagramview.h"
@@ -717,7 +719,9 @@ void QETDiagramEditor::setUpActions()
 		//Adding action (add text, image, shape...)
 	QAction *add_text      = m_add_item_actions_group.addAction(QET::Icons::PartTextField, tr("Ajouter un champ de texte"));
 	QAction *add_image	   = m_add_item_actions_group.addAction(QET::Icons::adding_image,  tr("Ajouter une image"));
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 	QAction *add_pdf	   = m_add_item_actions_group.addAction(QET::Icons::adding_pdf,   tr("Ajouter un PDF"));
+#endif
 	QAction *add_line	   = m_add_item_actions_group.addAction(QET::Icons::PartLine,      tr("Ajouter une ligne", "Draw line"));
 	QAction *add_rectangle = m_add_item_actions_group.addAction(QET::Icons::PartRectangle, tr("Ajouter un rectangle"));
 	QAction *add_ellipse   = m_add_item_actions_group.addAction(QET::Icons::PartEllipse,   tr("Ajouter une ellipse"));
@@ -726,7 +730,9 @@ void QETDiagramEditor::setUpActions()
 
 	add_text     ->setStatusTip(tr("Ajoute un champ de texte sur le folio actuel"));
 	add_image    ->setStatusTip(tr("Ajoute une image sur le folio actuel"));
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 	add_pdf      ->setStatusTip(tr("Ajoute une page PDF sur le folio actuel"));
+#endif
 	add_line     ->setStatusTip(tr("Ajoute une ligne sur le folio actuel"));
 	add_rectangle->setStatusTip(tr("Ajoute un rectangle sur le folio actuel"));
 	add_ellipse  ->setStatusTip(tr("Ajoute une ellipse sur le folio actuel"));
@@ -735,7 +741,9 @@ void QETDiagramEditor::setUpActions()
 
 	add_text     ->setData(QStringLiteral("text"));
 	add_image    ->setData(QStringLiteral("image"));
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 	add_pdf      ->setData(QStringLiteral("pdf"));
+#endif
 	add_line     ->setData(QStringLiteral("line"));
 	add_rectangle->setData(QStringLiteral("rectangle"));
 	add_ellipse  ->setData(QStringLiteral("ellipse"));
@@ -1573,6 +1581,7 @@ void QETDiagramEditor::addItemGroupTriggered(QAction *action)
 		else
 			diagram_event = deai;
 	}
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
 	else if (value == "pdf")
 	{
 		DiagramEventAddPdf *deap = new DiagramEventAddPdf(d);
@@ -1584,6 +1593,7 @@ void QETDiagramEditor::addItemGroupTriggered(QAction *action)
 		else
 			diagram_event = deap;
 	}
+#endif
 	else if (value == "text")
 	{
 		diagram_event = new DiagramEventAddText(d);
diff --git a/sources/qeticons.cpp b/sources/qeticons.cpp
index d1dca1af7..6d53c46c6 100644
--- a/sources/qeticons.cpp
+++ b/sources/qeticons.cpp
@@ -454,7 +454,7 @@ void QET::Icons::initIcons()
 	EditClear           .addFile(":/ico/22x22/edit-clear.png");
 	EditText            .addFile(":/ico/22x22/names.png");
 	adding_image        .addFile(":/ico/22x22/insert-image.png");
-	adding_pdf          .addFile(":/ico/22x22/document-import.png");
+	adding_pdf          .addFile(":/ico/22x22/pdf-import.png");
 	
 	if (rtl) {
 		EditClearLocationBar.addPixmap(QPixmap(":/ico/16x16/edit-clear-locationbar-ltr.png").transformed(reverse));
diff --git a/sources/ui/pdfpagesdialog.cpp b/sources/ui/pdfpagesdialog.cpp
index a4553abb6..7f6069248 100644
--- a/sources/ui/pdfpagesdialog.cpp
+++ b/sources/ui/pdfpagesdialog.cpp
@@ -21,6 +21,7 @@
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QSpinBox>
+#include <QComboBox>
 #include <QPushButton>
 #include <QDialogButtonBox>
 #include <QPdfDocument>
@@ -28,8 +29,10 @@
 #include <QPainter>
 
 // Preview rendering DPI for the thumbnail in the dialog.
-// Lower than the final render DPI to keep the dialog fast and compact.
+// Fixed at 96 DPI to keep the preview fast and compact regardless
+// of the final render DPI selected by the user.
 static const int PREVIEW_DPI = 96;
+static const int PREVIEW_WIDTH = 400;
 
 /**
 	@brief PdfPagesDialog::PdfPagesDialog
@@ -43,7 +46,7 @@ PdfPagesDialog::PdfPagesDialog(QPdfDocument &document, QWidget *parent)
 {
 	setWindowTitle(tr("Sélectionner une page"));
 	setMinimumWidth(500);
-	setMinimumHeight(400);
+	setMinimumHeight(500);
 
 	int pageCount = document.pageCount();
 
@@ -71,6 +74,19 @@ PdfPagesDialog::PdfPagesDialog(QPdfDocument &document, QWidget *parent)
 	m_page_spinbox->setValue(1);
 	page_layout->addWidget(m_page_spinbox);
 
+	page_layout->addStretch();
+
+	// DPI selection
+	QLabel *dpi_label = new QLabel(tr("Résolution :"), this);
+	page_layout->addWidget(dpi_label);
+
+	m_dpi_combo = new QComboBox(this);
+	m_dpi_combo->addItem(tr("150 DPI (écran)"), 150);
+	m_dpi_combo->addItem(tr("300 DPI (impression)"), 300);
+	m_dpi_combo->addItem(tr("600 DPI (haute qualité)"), 600);
+	m_dpi_combo->setCurrentIndex(0);
+	page_layout->addWidget(m_dpi_combo);
+
 	main_layout->addLayout(page_layout);
 
 	// Preview area
@@ -98,9 +114,11 @@ PdfPagesDialog::PdfPagesDialog(QPdfDocument &document, QWidget *parent)
 	connect(button_box, &QDialogButtonBox::rejected, this, &QDialog::reject);
 	main_layout->addWidget(button_box);
 
-	// Update preview when spinbox value changes
+	// Update preview when spinbox or DPI changes
 	connect(m_page_spinbox, QOverload<int>::of(&QSpinBox::valueChanged),
 		this, &PdfPagesDialog::updatePreview);
+	connect(m_dpi_combo, QOverload<int>::of(&QComboBox::currentIndexChanged),
+		this, &PdfPagesDialog::updatePreview);
 
 	// Render initial preview
 	updatePreview();
@@ -115,11 +133,20 @@ int PdfPagesDialog::selectedPage() const
 	return m_page_spinbox->value();
 }
 
+/**
+	@brief PdfPagesDialog::selectedDpi
+	@return the selected DPI value (150, 300, or 600)
+*/
+int PdfPagesDialog::selectedDpi() const
+{
+	return m_dpi_combo->currentData().toInt();
+}
+
 /**
 	@brief PdfPagesDialog::updatePreview
 	Renders the currently selected page as a thumbnail and displays it
-	in the preview label. Uses a fixed preview width of 400 pixels
-	while preserving the page aspect ratio.
+	in the preview label. The preview size scales with the selected DPI
+	to give a visual hint of the output quality.
 */
 void PdfPagesDialog::updatePreview()
 {
@@ -129,12 +156,11 @@ void PdfPagesDialog::updatePreview()
 	QSizeF pageSize = m_document.pagePointSize(pageIndex);
 	if (pageSize.isEmpty()) return;
 
-	const int previewWidth = 400;
 	qreal ratio = pageSize.height() / pageSize.width();
-	int previewHeight = qRound(previewWidth * ratio);
+	int previewHeight = qRound(PREVIEW_WIDTH * ratio);
 
-	// Render the page to QImage
-	QImage preview = m_document.render(pageIndex, QSize(previewWidth, previewHeight));
+	// Render the page to QImage at preview DPI
+	QImage preview = m_document.render(pageIndex, QSize(PREVIEW_WIDTH, previewHeight));
 	if (preview.isNull()) return;
 
 	// Fill white background to handle transparent PDFs
@@ -145,6 +171,6 @@ void PdfPagesDialog::updatePreview()
 	painter.end();
 
 	m_preview_label->setPixmap(QPixmap::fromImage(background).scaled(
-		previewWidth, previewHeight,
+		PREVIEW_WIDTH, previewHeight,
 		Qt::KeepAspectRatio, Qt::SmoothTransformation));
 }
diff --git a/sources/ui/pdfpagesdialog.h b/sources/ui/pdfpagesdialog.h
index 64b1fb676..f2eb2d82d 100644
--- a/sources/ui/pdfpagesdialog.h
+++ b/sources/ui/pdfpagesdialog.h
@@ -21,6 +21,7 @@
 #include <QDialog>
 
 class QSpinBox;
+class QComboBox;
 class QLabel;
 class QPdfDocument;
 
@@ -28,7 +29,7 @@ class QPdfDocument;
 	@brief The PdfPagesDialog class
 	Dialog for selecting a page from a PDF document.
 	Displays the total page count, a live preview of the selected page,
-	and allows the user to choose which page to import.
+ DPI options (150/300/600), and allows the user to choose which page to import.
 */
 class PdfPagesDialog : public QDialog
 {
@@ -37,6 +38,7 @@ class PdfPagesDialog : public QDialog
 	public:
 		explicit PdfPagesDialog(QPdfDocument &document, QWidget *parent = nullptr);
 		int selectedPage() const;
+		int selectedDpi() const;
 
 	private slots:
 		void updatePreview();
@@ -46,6 +48,7 @@ class PdfPagesDialog : public QDialog
 		QLabel *m_info_label;
 		QLabel *m_preview_label;
 		QSpinBox *m_page_spinbox;
+		QComboBox *m_dpi_combo;
 };
 
 #endif // PDFPAGESDIALOG_H