diff --git a/cmake/qet_compilation_vars.cmake b/cmake/qet_compilation_vars.cmake
index 9d6e2ef3d..98902040f 100644
--- a/cmake/qet_compilation_vars.cmake
+++ b/cmake/qet_compilation_vars.cmake
@@ -797,6 +797,8 @@ set(QET_SRC_FILES
${QET_DIR}/sources/ui/importelementtextpatterndialog.h
${QET_DIR}/sources/ui/jumptoelementdialog.cpp
${QET_DIR}/sources/ui/jumptoelementdialog.h
+ ${QET_DIR}/sources/ui/wiringruleswarning.cpp
+ ${QET_DIR}/sources/ui/wiringruleswarning.h
${QET_DIR}/sources/ui/inditextpropertieswidget.cpp
${QET_DIR}/sources/ui/inditextpropertieswidget.h
${QET_DIR}/sources/ui/linksingleelementwidget.cpp
diff --git a/sources/ui/configpage/generalconfigurationpage.cpp b/sources/ui/configpage/generalconfigurationpage.cpp
index aa6e63989..7d66a34b7 100644
--- a/sources/ui/configpage/generalconfigurationpage.cpp
+++ b/sources/ui/configpage/generalconfigurationpage.cpp
@@ -28,6 +28,7 @@
#include "../../qetmessagebox.h"
#include "../../textgrid.h"
#include "../../wiringrules.h"
+#include "../wiringruleswarning.h"
#include "../../editor/terminalnamecheck.h"
#include "../../ElementsCollection/qetlabelsfile.h"
#include "../prefixconfigurationdialog.h"
@@ -117,6 +118,7 @@ GeneralConfigurationPage::GeneralConfigurationPage(QWidget *parent) :
ui->m_wiring_rules_cb->setChecked(WiringRules::masterEnabled());
{
//The rules every project follows unless it sets its own (#1158)
+ ui->m_wiring_rules_warning_layout->addWidget(WiringRulesWarning::create(this));
const WiringRules::Settings rules = WiringRules::applicationSettings();
ui->m_wiring_max_wires_sb->setValue(rules.max_wires);
ui->m_wiring_one_wire_per_report_cb->setChecked(rules.one_wire_per_report);
diff --git a/sources/ui/configpage/generalconfigurationpage.ui b/sources/ui/configpage/generalconfigurationpage.ui
index 427c9fc7b..6c91701b4 100644
--- a/sources/ui/configpage/generalconfigurationpage.ui
+++ b/sources/ui/configpage/generalconfigurationpage.ui
@@ -83,6 +83,13 @@
+ -
+
+
+ 20
+
+
+
-
diff --git a/sources/ui/configpage/projectconfigpages.cpp b/sources/ui/configpage/projectconfigpages.cpp
index 4531ffcea..43fd863b8 100644
--- a/sources/ui/configpage/projectconfigpages.cpp
+++ b/sources/ui/configpage/projectconfigpages.cpp
@@ -27,6 +27,7 @@
#include "../qeticons.h"
#include "../qetproject.h"
#include "../wiringrules.h"
+#include "../wiringruleswarning.h"
#include "../borderpropertieswidget.h"
#include "../conductorpropertieswidget.h"
#include "../diagramcontextwidget.h"
@@ -306,6 +307,7 @@ void ProjectMainConfigPage::initLayout()
main_layout0 -> addSpacing(10);
QVBoxLayout *wiring_rules_layout = new QVBoxLayout(wiring_rules_gb_);
+ wiring_rules_layout -> addWidget(WiringRulesWarning::create(wiring_rules_gb_));
wiring_rules_layout -> addWidget(use_application_rules_cb_);
QHBoxLayout *max_wires_layout = new QHBoxLayout();
max_wires_layout -> addWidget(max_wires_label_);
diff --git a/sources/ui/wiringruleswarning.cpp b/sources/ui/wiringruleswarning.cpp
new file mode 100644
index 000000000..2024ad633
--- /dev/null
+++ b/sources/ui/wiringruleswarning.cpp
@@ -0,0 +1,59 @@
+/*
+ Copyright 2006-2026 The QElectroTech Team
+ This file is part of QElectroTech.
+
+ QElectroTech is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 2 of the License, or
+ (at your option) any later version.
+
+ QElectroTech is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with QElectroTech. If not, see .
+*/
+// SPDX-License-Identifier: GPL-2.0-or-later
+#include "wiringruleswarning.h"
+
+#include
+#include
+#include
+#include
+#include
+
+/**
+ @brief WiringRulesWarning::create
+ A warning box shown wherever the wires-per-terminal rules are set
+ (discussion #1158, review of #1272): the rules count wires on a terminal
+ as QElectroTech models them today, and would have to be redesigned if
+ wires and conductors become separate objects, so they are experimental.
+ @param parent
+ @return the box, a framed icon and text
+*/
+QWidget *WiringRulesWarning::create(QWidget *parent)
+{
+ auto frame = new QFrame(parent);
+ frame->setFrameShape(QFrame::StyledPanel);
+
+ auto icon = new QLabel(frame);
+ const int size = frame->style()->pixelMetric(QStyle::PM_SmallIconSize);
+ icon->setPixmap(frame->style()->standardIcon(QStyle::SP_MessageBoxWarning).pixmap(size, size));
+ icon->setAlignment(Qt::AlignTop);
+
+ auto text = new QLabel(QApplication::translate(
+ "WiringRulesWarning",
+ "Fonction expérimentale. Ces règles comptent les conducteurs tels "
+ "que QElectroTech les représente aujourd'hui ; elles pourraient "
+ "changer, et vos réglages devoir être refaits, si les fils et les "
+ "conducteurs deviennent des objets distincts dans une version future."),
+ frame);
+ text->setWordWrap(true);
+
+ auto layout = new QHBoxLayout(frame);
+ layout->addWidget(icon);
+ layout->addWidget(text, 1);
+ return frame;
+}
diff --git a/sources/ui/wiringruleswarning.h b/sources/ui/wiringruleswarning.h
new file mode 100644
index 000000000..4d7d690a1
--- /dev/null
+++ b/sources/ui/wiringruleswarning.h
@@ -0,0 +1,29 @@
+/*
+ Copyright 2006-2026 The QElectroTech Team
+ This file is part of QElectroTech.
+
+ QElectroTech is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 2 of the License, or
+ (at your option) any later version.
+
+ QElectroTech is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with QElectroTech. If not, see .
+*/
+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef WIRINGRULESWARNING_H
+#define WIRINGRULESWARNING_H
+
+class QWidget;
+
+namespace WiringRulesWarning
+{
+ QWidget *create(QWidget *parent = nullptr);
+}
+
+#endif // WIRINGRULESWARNING_H