diff --git a/browser/components/MarkdownEditor.js b/browser/components/MarkdownEditor.js
index 70df16a06..be995a2f7 100644
--- a/browser/components/MarkdownEditor.js
+++ b/browser/components/MarkdownEditor.js
@@ -6,6 +6,7 @@ import CodeEditor from 'browser/components/CodeEditor'
 import MarkdownPreview from 'browser/components/MarkdownPreview'
 import eventEmitter from 'browser/main/lib/eventEmitter'
 import { findStorage } from 'browser/lib/findStorage'
+import ConfigManager from 'browser/main/lib/ConfigManager'
 
 class MarkdownEditor extends React.Component {
   constructor (props) {
@@ -18,7 +19,7 @@ class MarkdownEditor extends React.Component {
     this.supportMdSelectionBold = [16, 17, 186]
 
     this.state = {
-      status: 'PREVIEW',
+      status: props.config.editor.switchPreview === 'RIGHTCLICK' ? props.config.editor.delfaultStatus : 'PREVIEW',
       renderValue: props.value,
       keyPressed: new Set(),
       isLocked: false
@@ -72,9 +73,7 @@ class MarkdownEditor extends React.Component {
   handleContextMenu (e) {
     const { config } = this.props
     if (config.editor.switchPreview === 'RIGHTCLICK') {
-      const newStatus = this.state.status === 'PREVIEW'
-        ? 'CODE'
-        : 'PREVIEW'
+      const newStatus = this.state.status === 'PREVIEW' ? 'CODE' : 'PREVIEW'
       this.setState({
         status: newStatus
       }, () => {
@@ -84,6 +83,10 @@ class MarkdownEditor extends React.Component {
           this.refs.preview.focus()
         }
         eventEmitter.emit('topbar:togglelockbutton', this.state.status)
+
+        const newConfig = Object.assign({}, config)
+        newConfig.editor.delfaultStatus = newStatus
+        ConfigManager.set(newConfig)
       })
     }
   }
diff --git a/browser/main/Detail/ToggleModeButton.js b/browser/main/Detail/ToggleModeButton.js
index c414a3e5b..7c026429c 100644
--- a/browser/main/Detail/ToggleModeButton.js
+++ b/browser/main/Detail/ToggleModeButton.js
@@ -1,26 +1,26 @@
-import PropTypes from 'prop-types'
-import React from 'react'
-import CSSModules from 'browser/lib/CSSModules'
-import styles from './ToggleModeButton.styl'
-import i18n from 'browser/lib/i18n'
-
-const ToggleModeButton = ({
-  onClick, editorType
-}) => (
-  <div styleName='control-toggleModeButton'>
-    <div styleName={editorType === 'SPLIT' ? 'active' : 'non-active'} onClick={() => onClick('SPLIT')}>
-      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '../resources/icon/icon-mode-markdown-off-active.svg' : ''} />
-    </div>
-    <div styleName={editorType === 'EDITOR_PREVIEW' ? 'active' : 'non-active'} onClick={() => onClick('EDITOR_PREVIEW')}>
-      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '' : '../resources/icon/icon-mode-split-on-active.svg'} />
-    </div>
-    <span styleName='tooltip'>{i18n.__('Toggle Mode')}</span>
-  </div>
-)
-
-ToggleModeButton.propTypes = {
-  onClick: PropTypes.func.isRequired,
-  editorType: PropTypes.string.Required
-}
-
-export default CSSModules(ToggleModeButton, styles)
+import PropTypes from 'prop-types'
+import React from 'react'
+import CSSModules from 'browser/lib/CSSModules'
+import styles from './ToggleModeButton.styl'
+import i18n from 'browser/lib/i18n'
+
+const ToggleModeButton = ({
+  onClick, editorType
+}) => (
+  <div styleName='control-toggleModeButton'>
+    <div styleName={editorType === 'SPLIT' ? 'active' : 'non-active'} onClick={() => onClick('SPLIT')}>
+      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '../resources/icon/icon-mode-markdown-off-active.svg' : ''} />
+    </div>
+    <div styleName={editorType === 'EDITOR_PREVIEW' ? 'active' : 'non-active'} onClick={() => onClick('EDITOR_PREVIEW')}>
+      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '' : '../resources/icon/icon-mode-split-on-active.svg'} />
+    </div>
+    <span styleName='tooltip'>{i18n.__('Toggle Mode')}</span>
+  </div>
+)
+
+ToggleModeButton.propTypes = {
+  onClick: PropTypes.func.isRequired,
+  editorType: PropTypes.string.Required
+}
+
+export default CSSModules(ToggleModeButton, styles)
diff --git a/browser/main/lib/ConfigManager.js b/browser/main/lib/ConfigManager.js
index 1727deb82..86aa3f27a 100644
--- a/browser/main/lib/ConfigManager.js
+++ b/browser/main/lib/ConfigManager.js
@@ -43,9 +43,10 @@ export const DEFAULT_CONFIG = {
     enableRulers: false,
     rulers: [80, 120],
     displayLineNumbers: true,
-    switchPreview: 'BLUR', // Available value: RIGHTCLICK, BLUR
+    switchPreview: 'BLUR', // 'BLUR', 'DBL_CLICK', 'RIGHTCLICK'
+    delfaultStatus: 'PREVIEW', // 'PREVIEW', 'CODE'
     scrollPastEnd: false,
-    type: 'SPLIT',
+    type: 'SPLIT', // 'SPLIT', 'EDITOR_PREVIEW'
     fetchUrlTitle: true,
     enableTableEditor: false
   },