diff --git a/CHANGELOG.md b/CHANGELOG.md
index e3a496af..11a0ddc9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,17 @@ Version counting is based on semantic versioning (Major.Feature.Patch)
 
 ## WIP
 
+### YACReaderLibrary
+* Ensure that comic info exports use .ydb as file suffix
+
+### YACReader
+* Show error when opening bad open recent entries
+* GoTo page: Fix segfault when entering page numbers greater than comic's page count
+  (toolbar and page flow)
+* Initialize GotoFlow on current page, not cover
+* Quick navigation mode: Fix page index error when using both mouse and keyboard for navigation
+* Remove obsolete double page mode debug messages
+
 ## 9.8.2
 ### YACReaderLibrary
 * Fix opening comics from the continue reading banner.
diff --git a/YACReader/goto_dialog.cpp b/YACReader/goto_dialog.cpp
index 93e21ee5..749dd17a 100644
--- a/YACReader/goto_dialog.cpp
+++ b/YACReader/goto_dialog.cpp
@@ -60,12 +60,10 @@ void GoToDialog::setupUI()
 void GoToDialog::goTo()
 {
     unsigned int page = pageNumber->text().toInt();
-    pageNumber->clear();
-
-    if (page >= 1)
+    if (page >= 1 && page <= v->top()) {
         emit(goToPage(page - 1));
-
-    close();
+        close();
+    }
 }
 
 void GoToDialog::setNumPages(unsigned int numPages)
diff --git a/YACReader/goto_flow_toolbar.cpp b/YACReader/goto_flow_toolbar.cpp
index 0d13f773..b8db9a5e 100644
--- a/YACReader/goto_flow_toolbar.cpp
+++ b/YACReader/goto_flow_toolbar.cpp
@@ -32,7 +32,8 @@ GoToFlowToolBar::GoToFlowToolBar(QWidget *parent)
             "  border-radius: 1px;"
             "}");
 
-    connect(slider, &QSlider::valueChanged, this, [this](int v) { emit(setCenter(v)); });
+    connect(slider, &QSlider::valueChanged, this, [&](int v) { emit(setCenter(v)); });
+    connect(slider, &QSlider::valueChanged, this, [=](int v) { emit(setPage(v)); });
 
     pageHint = new QLabel("<b>" + tr("Page : ") + "</b>", this);
     v = new QIntValidator(this);
@@ -109,8 +110,10 @@ void GoToFlowToolBar::setTop(int numPages)
 
 void GoToFlowToolBar::goTo()
 {
-    if (edit->text().toInt() != 0)
-        emit(goToPage(edit->text().toInt() - 1));
+    unsigned int page = edit->text().toInt();
+    if (page >= 1 && page <= v->top()) {
+        emit(goTo(page - 1));
+    }
 }
 
 void GoToFlowToolBar::centerSlide()
diff --git a/YACReader/goto_flow_widget.cpp b/YACReader/goto_flow_widget.cpp
index 9b96efe6..b3178948 100644
--- a/YACReader/goto_flow_widget.cpp
+++ b/YACReader/goto_flow_widget.cpp
@@ -11,7 +11,7 @@
 GoToFlowWidget::GoToFlowWidget(QWidget *parent)
     : QWidget(parent)
 {
-    mainLayout = new QVBoxLayout;
+    mainLayout = new QVBoxLayout(this);
     mainLayout->setMargin(0);
     mainLayout->setSpacing(0);
 
@@ -22,11 +22,7 @@ GoToFlowWidget::GoToFlowWidget(QWidget *parent)
     //toolBar->installEventFilter(this);
 }
 
-GoToFlowWidget::~GoToFlowWidget()
-{
-    delete toolBar;
-    delete mainLayout;
-}
+GoToFlowWidget::~GoToFlowWidget() { }
 
 void GoToFlowWidget::setPageNumber(int page)
 {
diff --git a/YACReader/main.cpp b/YACReader/main.cpp
index 228d1628..7a76640b 100644
--- a/YACReader/main.cpp
+++ b/YACReader/main.cpp
@@ -89,6 +89,13 @@ int main(int argc, char *argv[])
 {
     qInstallMessageHandler(messageHandler);
 
+    static const char ENV_VAR_QT_DEVICE_PIXEL_RATIO[] = "QT_DEVICE_PIXEL_RATIO";
+    if (!qEnvironmentVariableIsSet(ENV_VAR_QT_DEVICE_PIXEL_RATIO) && !qEnvironmentVariableIsSet("QT_AUTO_SCREEN_SCALE_FACTOR") && !qEnvironmentVariableIsSet("QT_SCALE_FACTOR") && !qEnvironmentVariableIsSet("QT_SCREEN_SCALE_FACTORS")) {
+        QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    }
+
+    QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+
 #if defined(_MSC_VER) && defined(_DEBUG)
     _CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);
 #endif
@@ -105,7 +112,7 @@ int main(int argc, char *argv[])
 
     app.setApplicationName("YACReader");
     app.setOrganizationName("YACReader");
-    app.setAttribute(Qt::AA_UseHighDpiPixmaps);
+
     if (QIcon::hasThemeIcon("YACReader")) {
         app.setWindowIcon(QIcon::fromTheme("YACReader"));
     }
diff --git a/YACReader/main_window_viewer.cpp b/YACReader/main_window_viewer.cpp
index 85a98e87..f07f5e69 100644
--- a/YACReader/main_window_viewer.cpp
+++ b/YACReader/main_window_viewer.cpp
@@ -810,6 +810,9 @@ void MainWindowViewer::openComicFromRecentAction(QAction *action)
         } else if (info1.isDir()) {
             openFolderFromPath(action->data().toString());
         }
+    } else {
+        viewer->resetContent();
+        viewer->showMessageErrorOpening();
     }
 }
 
diff --git a/YACReader/render.cpp b/YACReader/render.cpp
index e7e7caaa..a63054d9 100644
--- a/YACReader/render.cpp
+++ b/YACReader/render.cpp
@@ -587,9 +587,6 @@ bool Render::nextPageIsDoublePage()
 
 bool Render::previousPageIsDoublePage()
 {
-    qWarning("Previous page is doublepage!");
-    qWarning("%d", currentIndex);
-    qWarning("%d", currentPageBufferedIndex);
     if (currentIndex == 2 && Configuration::getConfiguration().getSettings()->value(COVER_IS_SP, true).toBool()) {
         return false;
     }
diff --git a/YACReader/viewer.cpp b/YACReader/viewer.cpp
index c26544ec..a349818a 100644
--- a/YACReader/viewer.cpp
+++ b/YACReader/viewer.cpp
@@ -844,9 +844,9 @@ void Viewer::animateShowGoToFlow()
         showGoToFlowAnimation->setStartValue(QPoint((width() - goToFlow->width()) / 2, height() - 10));
         showGoToFlowAnimation->setEndValue(QPoint((width() - goToFlow->width()) / 2, height() - goToFlow->height()));
         showGoToFlowAnimation->start();
-        goToFlow->centerSlide(render->getIndex());
-        goToFlow->setPageNumber(render->getIndex());
         goToFlow->show();
+        goToFlow->setPageNumber(render->getIndex());
+        goToFlow->centerSlide(render->getIndex());
         goToFlow->setFocus(Qt::OtherFocusReason);
     }
 }
diff --git a/YACReaderLibrary/export_comics_info_dialog.cpp b/YACReaderLibrary/export_comics_info_dialog.cpp
index 3535c08b..77fc476b 100644
--- a/YACReaderLibrary/export_comics_info_dialog.cpp
+++ b/YACReaderLibrary/export_comics_info_dialog.cpp
@@ -65,7 +65,7 @@ void ExportComicsInfoDialog::findPath()
 {
     QString s = QFileDialog::getSaveFileName(this, tr("Destination database name"), ".", "*.ydb");
     if (!s.isEmpty()) {
-        path->setText(s);
+        path->setText(s.endsWith(".ydb") ? s : s + ".ydb");
         accept->setEnabled(true);
     }
 }
diff --git a/YACReaderLibrary/main.cpp b/YACReaderLibrary/main.cpp
index 1c11315b..29fcc229 100644
--- a/YACReaderLibrary/main.cpp
+++ b/YACReaderLibrary/main.cpp
@@ -119,6 +119,14 @@ void messageHandler(QtMsgType type, const QMessageLogContext &context, const QSt
 int main(int argc, char **argv)
 {
     qInstallMessageHandler(messageHandler);
+
+    static const char ENV_VAR_QT_DEVICE_PIXEL_RATIO[] = "QT_DEVICE_PIXEL_RATIO";
+    if (!qEnvironmentVariableIsSet(ENV_VAR_QT_DEVICE_PIXEL_RATIO) && !qEnvironmentVariableIsSet("QT_AUTO_SCREEN_SCALE_FACTOR") && !qEnvironmentVariableIsSet("QT_SCALE_FACTOR") && !qEnvironmentVariableIsSet("QT_SCREEN_SCALE_FACTORS")) {
+        QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    }
+
+    QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+
     QApplication app(argc, argv);
 
 #ifdef FORCE_ANGLE
@@ -128,7 +136,6 @@ int main(int argc, char **argv)
     app.setApplicationName("YACReaderLibrary");
     app.setOrganizationName("YACReader");
     app.setApplicationVersion(VERSION);
-    app.setAttribute(Qt::AA_UseHighDpiPixmaps);
 
     // Set window icon according to Freedesktop icon specification
     // This is mostly relevant for Linux and other Unix systems