diff --git a/QuickPrint.py b/QuickPrint.py
index f3ae0fe..3634fed 100644
--- a/QuickPrint.py
+++ b/QuickPrint.py
@@ -93,10 +93,15 @@ def __init__(self, iface : QgisInterface, parent : QtWidgets=None) -> None:
         self.dialog.paperFormatComboBox.currentIndexChanged.connect(
             self.create_composer)
         self.setup_rubberband()
-        if Config().setts['font_changed']:
-            self.set_font_quickprint(QSettings().value("qgis/stylesheet/fontPointSize"))
+        self.conf = Config()
+        if 'font_changed' in self.conf.setts.keys():
+            if self.conf.setts['font_changed']:
+                self.set_font_quickprint(QSettings().value("qgis/stylesheet/fontPointSize"))
+        else:
+            self.conf.set_value('font_changed', False)
+            self.conf.save_config()
 
-    def set_font_quickprint(self, font_size):
+    def set_font_quickprint(self, font_size: str) -> None:
         attributes = [self.dialog.label_side, self.dialog.title_label,
                       self.dialog.cancelPushButton, self.dialog.previewPushButton,
                       self.dialog.savePushButton, self.dialog.calendar]
diff --git a/giap_dynamic_layout.py b/giap_dynamic_layout.py
index a8fb01d..7ea2920 100644
--- a/giap_dynamic_layout.py
+++ b/giap_dynamic_layout.py
@@ -151,7 +151,7 @@ def edit_session_toggle(self, ask: bool=False) -> None:
         self.edit_session = not self.edit_session
         if not hasattr(self, 'conf'):
             self.conf = Config()
-        if ask and self.conf.setts[
+        if 'ribbons_config' in self.conf.setts and ask and self.conf.setts[
             'ribbons_config'] != self.generate_ribbon_config():
             self.save = CustomMessageBox(None, tr(
                 "Do you want to save your changes?")).button_yes_no()
@@ -206,8 +206,11 @@ def _section_control(self, tabind: int) -> None:
             scrll = QScrollArea(self)
             scrll.setWidgetResizable(True)
             scrll.setWidget(self.instr)
-            value = QSettings().value("qgis/stylesheet/fontPointSize") if \
-                self.conf.setts["font_changed"] else 9
+            if 'font_changed' in self.conf.setts.keys():
+                value = QSettings().value("qgis/stylesheet/fontPointSize") if \
+                    self.conf.setts["font_changed"] else 9
+            else:
+                value = 9
             self.instr.setStyleSheet(
                 f"""QFrame, QLabel, QToolTip, QTextEdit{{
             font:{value}pt}}"""
@@ -1158,8 +1161,11 @@ def __init__(self, lab: str, parent: QtWidgets=None) -> None:
         self.setAttribute(Qt.WA_DeleteOnClose)
         self.setText(lab)
         self.conf = Config()
-        value = QSettings().value("qgis/stylesheet/fontPointSize") if \
-            self.conf.setts["font_changed"] else 10
+        if 'font_changed' in self.conf.setts.keys():
+            value = QSettings().value("qgis/stylesheet/fontPointSize") if \
+                self.conf.setts["font_changed"] else 10
+        else:
+            value = 10
         self.setStyleSheet(
             f'font:{value}pt "Segoe UI"; font-weight: normal; '
         )
diff --git a/giap_layout.py b/giap_layout.py
index befa2ed..8efc599 100644
--- a/giap_layout.py
+++ b/giap_layout.py
@@ -68,10 +68,16 @@ def __init__(self, iface: iface) -> None:
         self.style_manager_dlg = StyleManagerDialog(self.style_manager)
         self.font_size = QSettings().value("qgis/stylesheet/fontPointSize")
         self.kompozycje = CompositionsTool(self.iface, self)
+        if "font_changed" not in self.config.setts:
+            self.config.set_value('font_changed', False)
+            self.config.save_config()
         if self.config.setts['font_changed']:
-            CustomLabel(tr('New section')).setStyleSheet(f'font: {self.font_size}pt;')
-            self.kompozycje_widget.setStyleSheet(f'font: {self.font_size}pt;')
-            self.main_widget.pokaz_warstwy.setStyleSheet(f'font: {self.font_size}pt;')
+            CustomLabel(tr('New section')).setStyleSheet(
+                f'font: {self.font_size}pt;')
+            self.kompozycje_widget.setStyleSheet(
+                f'font: {self.font_size}pt;')
+            self.main_widget.pokaz_warstwy.setStyleSheet(
+                f'font: {self.font_size}pt;')
             self.setfont_settings_dialog()
             self.setfont_styles_dialog()