diff --git a/app/src/main/java/org/houxg/leamonax/editor/Editor.java b/app/src/main/java/org/houxg/leamonax/editor/Editor.java
index 6aa5abc..386cc92 100644
--- a/app/src/main/java/org/houxg/leamonax/editor/Editor.java
+++ b/app/src/main/java/org/houxg/leamonax/editor/Editor.java
@@ -21,7 +21,8 @@ public abstract class Editor {
         ITALIC,
         ORDER_LIST,
         UNORDER_LIST,
-        BLOCK_QUOTE;
+        HEADER,
+        BLOCK_QUOTE
     }
 
     protected EditorListener mListener;
diff --git a/app/src/main/java/org/houxg/leamonax/editor/QuillCallbackHandler.java b/app/src/main/java/org/houxg/leamonax/editor/QuillCallbackHandler.java
index 5287487..523cbec 100644
--- a/app/src/main/java/org/houxg/leamonax/editor/QuillCallbackHandler.java
+++ b/app/src/main/java/org/houxg/leamonax/editor/QuillCallbackHandler.java
@@ -78,6 +78,9 @@ public class QuillCallbackHandler {
                 case "blockquote":
                     formatStatusMap.put(Editor.Style.BLOCK_QUOTE, getBoolean((Boolean) format.getValue()));
                     break;
+                case "header":
+                    Double headerLevel = ((Double)format.getValue());
+                    formatStatusMap.put(Editor.Style.HEADER, headerLevel != null && headerLevel > 0);
             }
         }
         return formatStatusMap;
diff --git a/app/src/main/java/org/houxg/leamonax/editor/RichTextEditor.java b/app/src/main/java/org/houxg/leamonax/editor/RichTextEditor.java
index 0643c2e..52f1f3f 100644
--- a/app/src/main/java/org/houxg/leamonax/editor/RichTextEditor.java
+++ b/app/src/main/java/org/houxg/leamonax/editor/RichTextEditor.java
@@ -69,7 +69,7 @@ public class RichTextEditor extends Editor implements OnJsEditorStateChangedList
 
     @Override
     public void setContent(String content) {
-        execJs(String.format(Locale.US, "quill.pasteHTML('%s');", HtmlUtils.escapeHtml(content)));
+        execJs(String.format(Locale.US, "quill.pasteHTML('%s', 'silent');", HtmlUtils.escapeHtml(content)));
     }
 
     @Override
diff --git a/app/src/main/java/org/houxg/leamonax/ui/edit/EditorFragment.java b/app/src/main/java/org/houxg/leamonax/ui/edit/EditorFragment.java
index fb777e8..ab1a17b 100644
--- a/app/src/main/java/org/houxg/leamonax/ui/edit/EditorFragment.java
+++ b/app/src/main/java/org/houxg/leamonax/ui/edit/EditorFragment.java
@@ -331,6 +331,11 @@ public class EditorFragment extends Fragment implements Editor.EditorListener {
                         case BLOCK_QUOTE:
                             mQuoteBtn.setChecked(enabled);
                             break;
+                        case HEADER:
+                            if (mHeadingBtn != null) {
+                                mHeadingBtn.setChecked(enabled);
+                            }
+                            break;
                     }
                 }
             }
@@ -357,6 +362,11 @@ public class EditorFragment extends Fragment implements Editor.EditorListener {
                         case UNORDER_LIST:
                             mUnorderListBtn.setChecked(enabled);
                             break;
+                        case HEADER:
+                            if (mHeadingBtn != null) {
+                                mHeadingBtn.setChecked(enabled);
+                            }
+                            break;
                     }
                 }
             }
diff --git a/app/src/main/res/drawable-xxhdpi/ic_header_richtext_disable.png b/app/src/main/res/drawable-xxhdpi/ic_header_richtext_disable.png
new file mode 100644
index 0000000..7f39837
Binary files /dev/null and b/app/src/main/res/drawable-xxhdpi/ic_header_richtext_disable.png differ
diff --git a/app/src/main/res/drawable-xxhdpi/ic_header_richtext_enable.png b/app/src/main/res/drawable-xxhdpi/ic_header_richtext_enable.png
new file mode 100644
index 0000000..22b5192
Binary files /dev/null and b/app/src/main/res/drawable-xxhdpi/ic_header_richtext_enable.png differ
diff --git a/app/src/main/res/layout/format_bar_richtext.xml b/app/src/main/res/layout/format_bar_richtext.xml
index acb9c45..4605116 100755
--- a/app/src/main/res/layout/format_bar_richtext.xml
+++ b/app/src/main/res/layout/format_bar_richtext.xml
@@ -42,8 +42,8 @@
         <org.houxg.leamonax.widget.ToggleImageButton
             android:id="@+id/btn_heading"
             style="@style/FormatButton"
-            app:checkedDrawable="@drawable/ic_heading_enable"
-            app:uncheckedDrawable="@drawable/ic_heading_disable" />
+            app:checkedDrawable="@drawable/ic_header_richtext_enable"
+            app:uncheckedDrawable="@drawable/ic_header_richtext_disable" />
 
         <org.houxg.leamonax.widget.ToggleImageButton
             android:id="@+id/btn_unorder_list"