diff --git a/3rdparty/QHexView/qhexview.cpp b/3rdparty/QHexView/qhexview.cpp
index b5adb87..a8cdd58 100644
--- a/3rdparty/QHexView/qhexview.cpp
+++ b/3rdparty/QHexView/qhexview.cpp
@@ -171,7 +171,8 @@ QHexView::QHexView(QWidget *parent)
         f.setStyleHint(QFont::TypeWriter);
     }
 
-    m_fontSize = f.pointSizeF();
+    m_fontSize = qApp->font().pointSizeF();
+    f.setPointSizeF(m_fontSize);
     m_cursor = new QHexCursor(this);
 
     this->setFont(f);
@@ -554,7 +555,7 @@ bool QHexView::copy(bool hex) {
 qreal QHexView::fontSize() const { return m_fontSize; }
 
 void QHexView::setScaleRate(qreal rate) {
-    if (rate >= 0.2 && rate < 2.01) {
+    if (rate >= 0.2 && rate < 3.01) {
         m_scaleRate = rate;
         setFontSize(fontSize());
         emit scaleRateChanged();
@@ -576,7 +577,6 @@ void QHexView::setFontSize(qreal size) {
     auto font = this->font();
     font.setPointSizeF(size * m_scaleRate);
     this->setFont(font);
-    m_fontSize = size;
 }
 
 QColor QHexView::selectionColor() const { return m_renderer->selectionColor(); }
diff --git a/lang/zh_CN/winghex_zh_CN.ts b/lang/zh_CN/winghex_zh_CN.ts
index a5f71b6..369206c 100644
--- a/lang/zh_CN/winghex_zh_CN.ts
+++ b/lang/zh_CN/winghex_zh_CN.ts
@@ -410,72 +410,72 @@
 <context>
     <name>EditorView</name>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="82"/>
+        <location filename="../../src/control/editorview.cpp" line="83"/>
         <source>Cut</source>
         <translation>剪切</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="84"/>
+        <location filename="../../src/control/editorview.cpp" line="85"/>
         <source>CutHex</source>
         <translation>剪切（十六进制）</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="86"/>
+        <location filename="../../src/control/editorview.cpp" line="87"/>
         <source>Copy</source>
         <translation>复制</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="88"/>
+        <location filename="../../src/control/editorview.cpp" line="89"/>
         <source>CopyHex</source>
         <translation>复制（十六进制）</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="90"/>
+        <location filename="../../src/control/editorview.cpp" line="91"/>
         <source>Paste</source>
         <translation>粘贴</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="92"/>
+        <location filename="../../src/control/editorview.cpp" line="93"/>
         <source>PasteHex</source>
         <translation>粘贴（十六进制）</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="94"/>
+        <location filename="../../src/control/editorview.cpp" line="95"/>
         <source>Delete</source>
         <translation>删除</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="97"/>
+        <location filename="../../src/control/editorview.cpp" line="98"/>
         <source>Find</source>
         <translation>查找</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="99"/>
+        <location filename="../../src/control/editorview.cpp" line="100"/>
         <source>Goto</source>
         <translation>跳转</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="101"/>
+        <location filename="../../src/control/editorview.cpp" line="102"/>
         <source>Fill</source>
         <translation>填充</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="103"/>
+        <location filename="../../src/control/editorview.cpp" line="104"/>
         <source>MetaData</source>
         <translation>标注</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="105"/>
+        <location filename="../../src/control/editorview.cpp" line="106"/>
         <source>BookMark</source>
         <translation>书签</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="294"/>
+        <location filename="../../src/control/editorview.cpp" line="295"/>
         <source>Untitled</source>
         <translation>未命名</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="878"/>
+        <location filename="../../src/control/editorview.cpp" line="879"/>
         <source>Not allowed operation in non-UI thread</source>
         <translation>该操作在非 UI 线程非法</translation>
     </message>
@@ -2617,17 +2617,17 @@
 <context>
     <name>QHexView</name>
     <message>
-        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="270"/>
+        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="271"/>
         <source>Foreground:</source>
         <translation>前景色：</translation>
     </message>
     <message>
-        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="281"/>
+        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="282"/>
         <source>Background:</source>
         <translation>背景色：</translation>
     </message>
     <message>
-        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="288"/>
+        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="289"/>
         <source>Comment:</source>
         <translation>说明：</translation>
     </message>
diff --git a/lang/zh_TW/winghex_zh_TW.ts b/lang/zh_TW/winghex_zh_TW.ts
index ebe5793..52cf632 100644
--- a/lang/zh_TW/winghex_zh_TW.ts
+++ b/lang/zh_TW/winghex_zh_TW.ts
@@ -410,72 +410,72 @@
 <context>
     <name>EditorView</name>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="82"/>
+        <location filename="../../src/control/editorview.cpp" line="83"/>
         <source>Cut</source>
         <translation>剪切</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="84"/>
+        <location filename="../../src/control/editorview.cpp" line="85"/>
         <source>CutHex</source>
         <translation>剪切（十六進制）</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="86"/>
+        <location filename="../../src/control/editorview.cpp" line="87"/>
         <source>Copy</source>
         <translation>複製</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="88"/>
+        <location filename="../../src/control/editorview.cpp" line="89"/>
         <source>CopyHex</source>
         <translation>複製（十六進制）</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="90"/>
+        <location filename="../../src/control/editorview.cpp" line="91"/>
         <source>Paste</source>
         <translation>粘貼</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="92"/>
+        <location filename="../../src/control/editorview.cpp" line="93"/>
         <source>PasteHex</source>
         <translation>粘貼（十六進制）</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="94"/>
+        <location filename="../../src/control/editorview.cpp" line="95"/>
         <source>Delete</source>
         <translation>刪除</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="97"/>
+        <location filename="../../src/control/editorview.cpp" line="98"/>
         <source>Find</source>
         <translation>查找</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="99"/>
+        <location filename="../../src/control/editorview.cpp" line="100"/>
         <source>Goto</source>
         <translation>跳轉</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="101"/>
+        <location filename="../../src/control/editorview.cpp" line="102"/>
         <source>Fill</source>
         <translation>填充</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="103"/>
+        <location filename="../../src/control/editorview.cpp" line="104"/>
         <source>MetaData</source>
         <translation>標注</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="105"/>
+        <location filename="../../src/control/editorview.cpp" line="106"/>
         <source>BookMark</source>
         <translation>書簽</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="294"/>
+        <location filename="../../src/control/editorview.cpp" line="295"/>
         <source>Untitled</source>
         <translation>未命名</translation>
     </message>
     <message>
-        <location filename="../../src/control/editorview.cpp" line="878"/>
+        <location filename="../../src/control/editorview.cpp" line="879"/>
         <source>Not allowed operation in non-UI thread</source>
         <translation>該操作在非 UI 線程非法</translation>
     </message>
@@ -2617,17 +2617,17 @@
 <context>
     <name>QHexView</name>
     <message>
-        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="270"/>
+        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="271"/>
         <source>Foreground:</source>
         <translation>前景色：</translation>
     </message>
     <message>
-        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="281"/>
+        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="282"/>
         <source>Background:</source>
         <translation>背景色：</translation>
     </message>
     <message>
-        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="288"/>
+        <location filename="../../3rdparty/QHexView/qhexview.cpp" line="289"/>
         <source>Comment:</source>
         <translation>說明：</translation>
     </message>
diff --git a/main.cpp b/main.cpp
index 959928e..e867d33 100644
--- a/main.cpp
+++ b/main.cpp
@@ -20,6 +20,18 @@ int main(int argc, char *argv[]) {
 
     QApplication::setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
 
+#ifdef Q_OS_LINUX
+    // fix wayland issue (a workaround): floating dock not work
+    // reference:
+    // https://github.com/githubuser0xFFFF/Qt-Advanced-Docking-System/
+    //         issues/714#issuecomment-2802752677
+    auto denv = qgetenv("XDG_SESSION_TYPE");
+    if (denv.isEmpty() ||
+        denv.compare(QByteArrayLiteral("wayland"), Qt::CaseInsensitive) == 0) {
+        qputenv("QT_QPA_PLATFORM", "xcb");
+    }
+#endif
+
     QApplication::setApplicationName(APP_NAME);
     QApplication::setOrganizationName(APP_ORG);
     QApplication::setApplicationVersion(WINGHEX_VERSION);
diff --git a/src/control/editorview.cpp b/src/control/editorview.cpp
index 3abbda0..ff72f3d 100644
--- a/src/control/editorview.cpp
+++ b/src/control/editorview.cpp
@@ -63,7 +63,8 @@ EditorView::EditorView(QWidget *parent)
     auto hexLayout = new QVBoxLayout(m_hexContainer);
     hexLayout->setSpacing(0);
     hexLayout->setContentsMargins(0, 0, 0, 0);
-    m_hex = new QHexView;
+    m_hex = new QHexView(this);
+
     hexLayout->addWidget(m_hex, 1);
     m_goto = new GotoWidget(this);
     connect(m_goto, &GotoWidget::jumpToLine, this,