diff --git a/src/main/config.js b/src/main/config.js
index e310a51f..a71ecd33 100644
--- a/src/main/config.js
+++ b/src/main/config.js
@@ -12,7 +12,8 @@ export const editorWinOptions = {
   useContentSize: true,
   show: true,
   frame: false,
-  titleBarStyle: 'hiddenInset'
+  titleBarStyle: 'hiddenInset',
+  zoomFactor: 1.0
 }
 
 export const defaultPreferenceWinOptions = {
@@ -31,7 +32,8 @@ export const defaultPreferenceWinOptions = {
   show: false,
   frame: false,
   thickFrame: !isOsx,
-  titleBarStyle: 'hiddenInset'
+  titleBarStyle: 'hiddenInset',
+  zoomFactor: 1.0
 }
 
 export const PANDOC_EXTENSIONS = [
diff --git a/src/main/index.js b/src/main/index.js
index a23a6c91..5c3aa695 100644
--- a/src/main/index.js
+++ b/src/main/index.js
@@ -1,6 +1,6 @@
 import './globalSetting'
 import path from 'path'
-import { app } from 'electron'
+import { app, dialog } from 'electron'
 import cli from './cli'
 import setupExceptionHandler, { initExceptionLogger } from './exceptionHandler'
 import log from 'electron-log'
@@ -14,7 +14,7 @@ const initializeLogger = appEnvironment => {
   log.transports.rendererConsole = null
   log.transports.file.file = path.join(appEnvironment.paths.logPath, 'main.log')
   log.transports.file.level = getLogLevel()
-  log.transports.file.sync = false
+  log.transports.file.sync = true
   log.transports.file.init()
   initExceptionLogger()
 }
@@ -48,7 +48,30 @@ if (!process.mas && process.env.NODE_ENV !== 'development') {
 
 // Mark Text environment is configured successfully. You can now access paths, use the logger etc.
 // Create other instances that need access to the modules from above.
-const accessor = new Accessor(appEnvironment)
+let accessor = null
+try {
+  accessor = new Accessor(appEnvironment)
+} catch (err) {
+  // Catch errors that may come from invalid configuration files like settings.
+  const msgHint = err.message.includes('Config schema violation')
+    ? 'This seems to be an issue with your configuration file(s). ' : ''
+
+  log.error(`Loading Mark Text failed during initialization! ${msgHint}`)
+  log.error(err)
+
+  const EXIT_ON_ERROR = !!process.env.MARKTEXT_EXIT_ON_ERROR
+  const SHOW_ERROR_DIALOG = !process.env.MARKTEXT_ERROR_INTERACTION
+  if (!EXIT_ON_ERROR && SHOW_ERROR_DIALOG) {
+    dialog.showErrorBox(
+      'There was an error during loading',
+      `${msgHint}${err.message}\n\n${err.stack}`
+    )
+  }
+  process.exit(1)
+}
+
+// Use synchronous only to report errors in early stage of startup.
+log.transports.file.sync = false
 
 // -----------------------------------------------
 // Be careful when changing code before this line!
diff --git a/src/main/menu/actions/window.js b/src/main/menu/actions/window.js
index 1dbf6531..4874f605 100644
--- a/src/main/menu/actions/window.js
+++ b/src/main/menu/actions/window.js
@@ -5,3 +5,17 @@ export const toggleAlwaysOnTop = win => {
     ipcMain.emit('window-toggle-always-on-top', win)
   }
 }
+
+export const zoomIn = win => {
+  const { webContents } = win
+  const zoom = webContents.getZoomFactor()
+  // WORKAROUND: Electron#16018
+  webContents.send('mt::window-zoom', Math.min(2.0, zoom + 0.125))
+}
+
+export const zoomOut = win => {
+  const { webContents } = win
+  const zoom = webContents.getZoomFactor()
+  // WORKAROUND: Electron#16018
+  webContents.send('mt::window-zoom', Math.max(1.0, zoom - 0.125))
+}
diff --git a/src/main/menu/templates/window.js b/src/main/menu/templates/window.js
index eecf0740..93497b45 100755
--- a/src/main/menu/templates/window.js
+++ b/src/main/menu/templates/window.js
@@ -1,4 +1,4 @@
-import { toggleAlwaysOnTop } from '../actions/window'
+import { toggleAlwaysOnTop, zoomIn, zoomOut } from '../actions/window'
 import { isOsx } from '../../config'
 
 export default function (keybindings) {
@@ -18,6 +18,18 @@ export default function (keybindings) {
       }
     }, {
       type: 'separator'
+    }, {
+      label: 'Zoom In',
+      click (menuItem, browserWindow) {
+        zoomIn(browserWindow)
+      }
+    }, {
+      label: 'Zoom Out',
+      click (menuItem, browserWindow) {
+        zoomOut(browserWindow)
+      }
+    }, {
+      type: 'separator'
     }, {
       label: 'Toggle Full Screen',
       accelerator: keybindings.getAccelerator('viewToggleFullScreen'),
diff --git a/src/main/preferences/index.js b/src/main/preferences/index.js
index 7b08b6a6..df7ab1b9 100644
--- a/src/main/preferences/index.js
+++ b/src/main/preferences/index.js
@@ -27,6 +27,9 @@ class Preference extends EventEmitter {
 
   /**
    * @param {AppPaths} userDataPath The path instance.
+   *
+   * NOTE: This throws an exception when validation fails.
+   *
    */
   constructor (paths) {
     super()
diff --git a/src/main/preferences/schema.json b/src/main/preferences/schema.json
index 7419daf3..31bf5ecf 100644
--- a/src/main/preferences/schema.json
+++ b/src/main/preferences/schema.json
@@ -4,7 +4,7 @@
     "type": "boolean"
   },
   "autoSaveDelay": {
-    "description": "General--How long do you want to save your document(ms)?",
+    "description": "General--The time in ms after a change that the file is saved.",
     "type": "number",
     "minimum": 1000
   },
@@ -23,6 +23,11 @@
     "description": "General--Open folder via menu in a new window.",
     "type": "boolean"
   },
+  "hideScrollbar": {
+    "description": "General--Whether to hide scrollbars.",
+    "type": "boolean",
+    "default": false
+  },
   "aidou": {
     "description": "General--Enable aidou",
     "type": "boolean"
@@ -76,6 +81,11 @@
     "minimum": 1.2,
     "default": 1.6
   },
+  "editorLineWidth": {
+    "description": "Editor--Defines the maximum editor area width. An empty string or suffixes of ch (characters), px (pixels) or % (percentage) are allowed.",
+    "type": "string",
+    "pattern": "^(?:$|[0-9]+(?:ch|px|%)$)"
+  },
   "codeFontSize": {
     "description": "Editor--Font size in code Block, the range is 12 ~ 18",
     "type": "number",
@@ -92,6 +102,7 @@
       "monospace"
     ]
   },
+
   "autoPairBracket": {
     "description": "Editor--Automatically brackets when editing",
     "type": "boolean"
diff --git a/src/main/windows/base.js b/src/main/windows/base.js
index 52224d1e..377c36b1 100644
--- a/src/main/windows/base.js
+++ b/src/main/windows/base.js
@@ -72,7 +72,13 @@ class BaseWindow extends EventEmitter {
     // NOTE: Only send absolutely necessary values. Full settings are delay loaded.
     const { type } = this
     const { debug, paths } = env
-    const { codeFontFamily, codeFontSize, theme, titleBarStyle } = userPreference.getAll()
+    const {
+      codeFontFamily,
+      codeFontSize,
+      hideScrollbar,
+      theme,
+      titleBarStyle
+    } = userPreference.getAll()
 
     const baseUrl = process.env.NODE_ENV === 'development'
       ? `http://localhost:9091`
@@ -87,6 +93,7 @@ class BaseWindow extends EventEmitter {
     // Settings
     url.searchParams.set('cff', codeFontFamily)
     url.searchParams.set('cfs', codeFontSize)
+    url.searchParams.set('hsb', hideScrollbar ? '1' : '0')
     url.searchParams.set('theme', theme)
     url.searchParams.set('tbs', titleBarStyle)
 
diff --git a/src/main/windows/setting.js b/src/main/windows/setting.js
index 2c0763b3..6d6a4b5a 100644
--- a/src/main/windows/setting.js
+++ b/src/main/windows/setting.js
@@ -1,5 +1,6 @@
 import path from 'path'
 import { BrowserWindow, ipcMain } from 'electron'
+import electronLocalshortcut from '@hfelix/electron-localshortcut'
 import BaseWindow, { WindowLifecycle, WindowType } from './base'
 import { centerWindowOptions } from './utils'
 import { TITLE_BAR_HEIGHT, defaultPreferenceWinOptions, isLinux, isOsx } from '../config'
@@ -20,7 +21,7 @@ class SettingWindow extends BaseWindow {
    * @param {*} [options] BrowserWindow options.
    */
   createWindow (options = {}) {
-    const { menu: appMenu, env, preferences } = this._accessor
+    const { menu: appMenu, env, keybindings, preferences } = this._accessor
     const winOptions = Object.assign({}, defaultPreferenceWinOptions, options)
     centerWindowOptions(winOptions)
     if (isLinux) {
@@ -78,6 +79,13 @@ class SettingWindow extends BaseWindow {
     win.loadURL(this._buildUrlString(this.id, env, preferences))
     win.setSheetOffset(TITLE_BAR_HEIGHT)
 
+    electronLocalshortcut.register(
+      win,
+      keybindings.getAccelerator('viewDevToggleDeveloperTools'),
+      () => {
+        win.webContents.toggleDevTools()
+      }
+    )
     return win
   }
 }
diff --git a/src/muya/lib/index.js b/src/muya/lib/index.js
index d6e5b141..bba79e73 100644
--- a/src/muya/lib/index.js
+++ b/src/muya/lib/index.js
@@ -311,6 +311,7 @@ class Muya {
     if (needRender) {
       this.contentState.render()
     }
+
     // Set quick insert hint visibility
     const hideQuickInsertHint = options['hideQuickInsertHint']
     if (typeof hideQuickInsertHint !== 'undefined') {
@@ -321,6 +322,7 @@ class Muya {
         this.container.classList.add('ag-show-quick-insert-hint')
       }
     }
+
     if (options.bulletListMarker) {
       this.contentState.turndownConfig.bulletListMarker = options.bulletListMarker
     }
diff --git a/src/muya/themes/default.css b/src/muya/themes/default.css
index 1b7b66b3..5422a102 100644
--- a/src/muya/themes/default.css
+++ b/src/muya/themes/default.css
@@ -126,6 +126,7 @@ kbd {
 
   #ag-editor-id {
     max-width: var(--editorAreaWidth);
+    min-width: 400px;
     min-height: 100%;
     margin: 0 auto;
     padding: 20px 50px 100px 50px;
diff --git a/src/renderer/bootstrap.js b/src/renderer/bootstrap.js
index 85eb099f..6ee5f9f4 100644
--- a/src/renderer/bootstrap.js
+++ b/src/renderer/bootstrap.js
@@ -21,6 +21,7 @@ const parseUrlArgs = () => {
   const codeFontFamily = params.get('cff')
   const codeFontSize = params.get('cfs')
   const debug = params.get('debug') === '1'
+  const hideScrollbar = params.get('hsb') === '1'
   const theme = params.get('theme')
   const titleBarStyle = params.get('tbs')
   const userDataPath = params.get('udp')
@@ -34,6 +35,7 @@ const parseUrlArgs = () => {
     initialState: {
       codeFontFamily,
       codeFontSize,
+      hideScrollbar,
       theme,
       titleBarStyle
     }
diff --git a/src/renderer/components/editorWithTabs/editor.vue b/src/renderer/components/editorWithTabs/editor.vue
index 9dc5a4c7..fc98188c 100644
--- a/src/renderer/components/editorWithTabs/editor.vue
+++ b/src/renderer/components/editorWithTabs/editor.vue
@@ -9,6 +9,7 @@
     <div
       ref="editor"
       class="editor-component"
+      :style="[ getEditorLineWidth ]"
     ></div>
     <div
       class="image-viewer"
@@ -133,13 +134,13 @@
         'fontSize': state => state.preferences.fontSize,
         'codeFontSize': state => state.preferences.codeFontSize,
         'codeFontFamily': state => state.preferences.codeFontFamily,
-        'lightColor': state => state.preferences.lightColor,
-        'darkColor': state => state.preferences.darkColor,
         'editorFontFamily': state => state.preferences.editorFontFamily,
         'hideQuickInsertHint': state => state.preferences.hideQuickInsertHint,
+        'editorLineWidth': state => state.preferences.editorLineWidth,
         'imageInsertAction': state => state.preferences.imageInsertAction,
         'imageFolderPath': state => state.preferences.imageFolderPath,
         'theme': state => state.preferences.theme,
+        'hideScrollbar': state => state.preferences.hideScrollbar,
 
         'currentFile': state => state.editor.currentFile,
 
@@ -147,7 +148,17 @@
         'typewriter': state => state.preferences.typewriter,
         'focus': state => state.preferences.focus,
         'sourceCode': state => state.preferences.sourceCode
-      })
+      }),
+
+      getEditorLineWidth () {
+        const { editorLineWidth } = this
+        if (!editorLineWidth || !/^[0-9]+(?:ch|px|%)$/.test(editorLineWidth)) {
+          return {}
+        }
+
+        // Overwrite the theme value and add 100px for padding.
+        return { '--editorAreaWidth': `calc(100px + ${editorLineWidth})` }
+      }
     },
     data () {
       this.defaultFontFamily = DEFAULT_EDITOR_FONT_FAMILY
@@ -228,6 +239,11 @@
           editor.setOptions({ hideQuickInsertHint: value })
         }
       },
+      editorLineWidth: function (value, oldValue) {
+        if (value !== oldValue) {
+          // TODO: Ask vue to reload 'getEditorLineWidth'
+        }
+      },
       autoPairBracket: function (value, oldValue) {
         const { editor } = this
         if (value !== oldValue && editor) {
@@ -262,7 +278,8 @@
         if (value !== oldValue) {
           addCommonStyle({
             codeFontSize: value,
-            codeFontFamily: this.codeFontFamily
+            codeFontFamily: this.codeFontFamily,
+            hideScrollbar: this.hideScrollbar
           })
         }
       },
@@ -270,7 +287,17 @@
         if (value !== oldValue) {
           addCommonStyle({
             codeFontSize: this.codeFontSize,
-            codeFontFamily: value
+            codeFontFamily: value,
+            hideScrollbar: this.hideScrollbar
+          })
+        }
+      },
+      hideScrollbar: function (value, oldValue) {
+        if (value !== oldValue) {
+          addCommonStyle({
+            codeFontSize: this.codeFontSize,
+            codeFontFamily: this.codeFontFamily,
+            hideScrollbar: value
           })
         }
       },
diff --git a/src/renderer/config.js b/src/renderer/config.js
index f310c6e0..df02a7e7 100644
--- a/src/renderer/config.js
+++ b/src/renderer/config.js
@@ -10,6 +10,7 @@ export const DEFAULT_CODE_FONT_FAMILY = '"DejaVu Sans Mono", "Source Code Pro",
 export const DEFAULT_STYLE = {
   codeFontFamily: DEFAULT_CODE_FONT_FAMILY,
   codeFontSize: '14px',
+  hideScrollbar: false,
   theme: 'light'
 }
 
diff --git a/src/renderer/prefComponents/common/textBox/index.vue b/src/renderer/prefComponents/common/textBox/index.vue
new file mode 100644
index 00000000..b19d7ddf
--- /dev/null
+++ b/src/renderer/prefComponents/common/textBox/index.vue
@@ -0,0 +1,106 @@
+<template>
+  <section class="pref-text-box-item" :class="{'ag-underdevelop': disable}">
+    <div class="description">
+      <span>{{description}}</span>
+      <i class="el-icon-info" v-if="more"
+        @click="handleMoreClick"
+      ></i>
+    </div>
+    <el-input
+      class="input"
+      :class="{error: invalidInput}"
+      :placeholder="defaultValue"
+      v-model="inputText"
+      @input="handleInput"
+      style="width: 240px"
+      size="small"
+      clearable>
+    </el-input>
+  </section>
+</template>
+
+<script>
+import { shell } from 'electron'
+
+export default {
+  data () {
+    this.inputTimer = null
+    return {
+      inputText: this.input,
+      invalidInput: false
+    }
+  },
+  props: {
+    description: String,
+    input: String,
+    onChange: Function,
+    more: String,
+    disable: {
+      type: Boolean,
+      default: false
+    },
+    defaultValue: {
+      type: String,
+      default: ''
+    },
+    regexValidator: {
+      type: RegExp,
+      default: /(.*?)/
+    }
+  },
+  watch: {
+    input: function (value, oldValue) {
+      if (value !== oldValue) {
+        this.inputText = value
+      }
+    }
+  },
+  methods: {
+    handleMoreClick () {
+      if (typeof this.more === 'string') {
+        shell.openExternal(this.more)
+      }
+    },
+    handleInput (value) {
+      const result = this.regexValidator.test(value)
+      this.invalidInput = !result
+
+      if (result) {
+        // Only clear timer when input is valid, otherwise write the last value.
+        if (this.inputTimer) {
+          clearTimeout(this.inputTimer)
+        }
+
+        // Setting delay a little bit higher to prevent continuously file writes when typing.
+        this.inputTimer = setTimeout(() => {
+          this.inputTimer = null
+          this.onChange(value)
+        }, 800)
+      }
+    }
+  }
+}
+</script>
+
+<style>
+  .pref-text-box-item {
+    font-size: 14px;
+    user-select: none;
+    margin: 20px 0;
+    color: var(--editorColor);
+  }
+  .pref-text-box-item .description {
+    margin-bottom: 10px;
+    & i {
+      cursor: pointer;
+      opacity: .7;
+      color: var(--iconColor);
+    }
+    & i:hover {
+      color: var(--themeColor);
+    }
+  }
+  .pref-text-box-item .el-input.error input {
+    color: #f56c6c;
+  }
+</style>
diff --git a/src/renderer/prefComponents/editor/index.vue b/src/renderer/prefComponents/editor/index.vue
index 4d37455e..b9874c37 100644
--- a/src/renderer/prefComponents/editor/index.vue
+++ b/src/renderer/prefComponents/editor/index.vue
@@ -2,7 +2,7 @@
   <div class="pref-editor">
     <h4>Editor</h4>
     <range
-      description="Font size in editor"
+      description="The font size of editor text"
       :value="fontSize"
       :min="12"
       :max="32"
@@ -11,13 +11,13 @@
       :onChange="value => onSelectChange('fontSize', value)"
     ></range>
     <cur-select
-      description="Font used in editor"
+      description="The used font in the editor."
       :value="editorFontFamily"
       :options="editorFontFamilyOptions"
       :onChange="value => onSelectChange('editorFontFamily', value)"
     ></cur-select>
     <range
-      description="Line height in editor"
+      description="Line height of editor lines."
       :value="lineHeight"
       :min="1.2"
       :max="2.0"
@@ -26,7 +26,7 @@
     ></range>
     <separator></separator>
     <bool
-      description="Automatically brackets when editing"
+      description="Automatically brackets when editing."
       :bool="autoPairBracket"
       :onChange="value => onSelectChange('autoPairBracket', value)"
     ></bool>
@@ -42,20 +42,20 @@
     ></bool>
     <separator></separator>
     <cur-select
-      description="The default end of line character, if you select default, which will be selected according to your system intelligence"
+      description="The default end of line character, if you select default, which will be selected according to your system intelligence."
       :value="endOfLine"
       :options="endOfLineOptions"
       :onChange="value => onSelectChange('endOfLine', value)"
     ></cur-select>
     <cur-select
-      description="The writing text direction"
+      description="The writing text direction."
       :value="textDirection"
       :options="textDirectionOptions"
       :onChange="value => onSelectChange('textDirection', value)"
     ></cur-select>
     <separator></separator>
     <range
-      description="Code block font size in editor"
+      description="The code block font size in editor."
       :value="codeFontSize"
       :min="12"
       :max="28"
@@ -64,17 +64,25 @@
       :onChange="value => onSelectChange('codeFontSize', value)"
     ></range>
     <cur-select
-      description="Font used in code block"
+      description="The used code block font in the editor."
       :value="codeFontFamily"
       :options="codeFontFamilyOptions"
       :onChange="value => onSelectChange('codeFontFamily', value)"
     ></cur-select>
     <separator></separator>
     <bool
-      description="Hide hint for quickly creating paragraphs"
-      :bool="hideQuickInsertHint"
+      description="Hide hint for quickly creating paragraphs."
+      :input="hideQuickInsertHint"
       :onChange="value => onSelectChange('hideQuickInsertHint', value)"
     ></bool>
+    <separator></separator>
+    <text-box
+      description="Defines the maximum editor area width. An empty string or suffixes of ch (characters), px (pixels) or % (percentage) are allowed."
+      :input="editorLineWidth"
+      :regexValidator="/^(?:$|[0-9]+(?:ch|px|%)$)/"
+      defaultValue="The default value from the current theme"
+      :onChange="value => onSelectChange('editorLineWidth', value)"
+    ></text-box>
   </div>
 </template>
 
@@ -84,6 +92,7 @@ import Range from '../common/range'
 import CurSelect from '../common/select'
 import Bool from '../common/bool'
 import Separator from '../common/separator'
+import TextBox from '../common/textBox'
 import {
   editorFontFamilyOptions,
   endOfLineOptions,
@@ -96,7 +105,8 @@ export default {
     Range,
     CurSelect,
     Bool,
-    Separator
+    Separator,
+    TextBox
   },
   data () {
     this.editorFontFamilyOptions = editorFontFamilyOptions
@@ -117,7 +127,8 @@ export default {
       textDirection: state => state.preferences.textDirection,
       codeFontSize: state => state.preferences.codeFontSize,
       codeFontFamily: state => state.preferences.codeFontFamily,
-      hideQuickInsertHint: state => state.preferences.hideQuickInsertHint
+      hideQuickInsertHint: state => state.preferences.hideQuickInsertHint,
+      editorLineWidth: state => state.preferences.editorLineWidth
     })
   },
   methods: {
diff --git a/src/renderer/prefComponents/general/index.vue b/src/renderer/prefComponents/general/index.vue
index 61739799..9b02798e 100644
--- a/src/renderer/prefComponents/general/index.vue
+++ b/src/renderer/prefComponents/general/index.vue
@@ -2,12 +2,12 @@
   <div class="pref-general">
     <h4>General</h4>
     <bool
-      description="Automatically save the content being edited"
+      description="Automatically save the content being edited."
       :bool="autoSave"
       :onChange="value => onSelectChange('autoSave', value)"
     ></bool>
     <range
-      description="How long do you want to save your document?"
+      description="The time in ms after a change that the file is saved."
       :value="autoSaveDelay"
       :min="1000"
       :max="10000"
@@ -17,39 +17,49 @@
     ></range>
     <cur-select
       v-if="!isOsx"
-      description="The title bar style, frameless or not. (You need to restart Mark Text to enable it)"
+      description="The title bar style, frameless or not. You need to restart Mark Text to enable it."
       :value="titleBarStyle"
       :options="titleBarStyleOptions"
       :onChange="value => onSelectChange('titleBarStyle', value)"
     ></cur-select>
     <separator></separator>
     <bool
-      description="Open file in new window"
+      description="Open files in new window."
       :bool="openFilesInNewWindow"
       :onChange="value => onSelectChange('openFilesInNewWindow', value)"
     ></bool>
     <bool
-      description="Enable Aidou"
+      description="Open folder via menu in a new window."
+      :bool="openFolderInNewWindow"
+      :onChange="value => onSelectChange('openFolderInNewWindow', value)"
+    ></bool>
+    <bool
+      description="Whether to hide scrollbars."
+      :bool="hideScrollbar"
+      :onChange="value => onSelectChange('hideScrollbar', value)"
+    ></bool>
+    <bool
+      description="Enable Aidou."
       :bool="aidou"
       :onChange="value => onSelectChange('aidou', value)"
     ></bool>
     <separator></separator>
     <cur-select
-      description="Sort files in opened folder by created time modified time and title"
+      description="Sort files in opened folder by created time modified time and title."
       :value="fileSortBy"
       :options="fileSortByOptions"
       :onChange="value => onSelectChange('fileSortBy', value)"
       :disable="true"
     ></cur-select>
     <section class="startup-action-ctrl">
-      <div>The action after Mark Text startup, open the last edited content, open the specified folder or blank page</div>
+      <div>The action after Mark Text startup: open the last edited content, open the specified folder or blank page.</div>
       <el-radio class="ag-underdevelop" v-model="startUpAction" label="lastState">Open the last window state</el-radio>
       <el-radio v-model="startUpAction" label="folder">Open a default directory</el-radio>
       <el-button size="small" @click="selectDefaultDirectoryToOpen">Select Folder</el-button>
       <el-radio v-model="startUpAction" label="blank">Open blank page</el-radio>
     </section>
     <cur-select
-      description="The language Mark Text use"
+      description="The language Mark Text use."
       :value="language"
       :options="languageOptions"
       :onChange="value => onSelectChange('language', value)"
@@ -92,6 +102,8 @@ export default {
       autoSaveDelay: state => state.preferences.autoSaveDelay,
       titleBarStyle: state => state.preferences.titleBarStyle,
       openFilesInNewWindow: state => state.preferences.openFilesInNewWindow,
+      openFolderInNewWindow: state => state.preferences.openFolderInNewWindow,
+      hideScrollbar: state => state.preferences.hideScrollbar,
       aidou: state => state.preferences.aidou,
       fileSortBy: state => state.preferences.fileSortBy,
       startUpAction: state => state.preferences.startUpAction,
diff --git a/src/renderer/prefComponents/image/index.vue b/src/renderer/prefComponents/image/index.vue
index 9c8b3904..322dc7a8 100644
--- a/src/renderer/prefComponents/image/index.vue
+++ b/src/renderer/prefComponents/image/index.vue
@@ -3,7 +3,7 @@
     <h4>Image</h4>
     <section class="image-ctrl">
       <div>The default behavior after insert image from local folder.
-        <el-tooltip class='item' effect='dark' content='Mark Text can not get image path from paste event in Linux system.' placement='top-start'>
+        <el-tooltip class='item' effect='dark' content='Mark Text can not get image path from paste event on Linux.' placement='top-start'>
           <i class="el-icon-info"></i>
         </el-tooltip>
       </div>
diff --git a/src/renderer/prefComponents/markdown/index.vue b/src/renderer/prefComponents/markdown/index.vue
index ab070256..101d185a 100644
--- a/src/renderer/prefComponents/markdown/index.vue
+++ b/src/renderer/prefComponents/markdown/index.vue
@@ -2,20 +2,20 @@
   <div class="pref-markdown">
     <h4>markdown</h4>
     <bool
-      description="Preferred loose list item"
+      description="Preferred loose list item."
       :bool="preferLooseListItem"
       :onChange="value => onSelectChange('preferLooseListItem', value)"
       more="https://spec.commonmark.org/0.29/#loose"
     ></bool>
     <cus-select
-      description="The preferred marker used in bullet list"
+      description="The preferred marker used in bullet list."
       :value="bulletListMarker"
       :options="bulletListMarkerOptions"
       :onChange="value => onSelectChange('bulletListMarker', value)"
       more="https://spec.commonmark.org/0.29/#bullet-list-marker"
     ></cus-select>
     <cus-select
-      description="The preferred dilimiter used in order list"
+      description="The preferred dilimiter used in order list."
       :value="orderListDelimiter"
       :options="orderListDelimiterOptions"
       :onChange="value => onSelectChange('orderListDelimiter', value)"
@@ -29,13 +29,13 @@
       :disable="true"
     ></cus-select>
     <cus-select
-      description="The number of spaces a tab is equal to"
+      description="The number of spaces a tab is equal to."
       :value="tabSize"
       :options="tabSizeOptions"
       :onChange="value => onSelectChange('tabSize', value)"
     ></cus-select>
     <cus-select
-      description="The list indentation of sub list items or paragraphs"
+      description="The list indentation of sub list items or paragraphs."
       :value="listIndentation"
       :options="listIndentationOptions"
       :onChange="value => onSelectChange('listIndentation', value)"
diff --git a/src/renderer/store/editor.js b/src/renderer/store/editor.js
index 0d1b62ec..cf35bfd5 100644
--- a/src/renderer/store/editor.js
+++ b/src/renderer/store/editor.js
@@ -1,4 +1,4 @@
-import { clipboard, ipcRenderer, shell } from 'electron'
+import { clipboard, ipcRenderer, shell, webFrame } from 'electron'
 import path from 'path'
 import equal from 'deep-equal'
 import { isSamePathSync } from 'common/filesystem/paths'
@@ -873,6 +873,12 @@ const actions = {
 
   ASK_FOR_IMAGE_PATH ({ commit }) {
     return ipcRenderer.sendSync('mt::ask-for-image-path')
+  },
+
+  LISTEN_WINDOW_ZOOM () {
+    ipcRenderer.on('mt::window-zoom', (e, zoomFactor) => {
+      webFrame.setZoomFactor(zoomFactor)
+    })
   }
 }
 
diff --git a/src/renderer/store/preferences.js b/src/renderer/store/preferences.js
index a2bb4ded..0f60ec55 100644
--- a/src/renderer/store/preferences.js
+++ b/src/renderer/store/preferences.js
@@ -7,6 +7,7 @@ const state = {
   titleBarStyle: 'custom',
   openFilesInNewWindow: false,
   openFolderInNewWindow: false,
+  hideScrollbar: false,
   aidou: true,
   fileSortBy: 'created',
   startUpAction: 'lastState',
@@ -18,6 +19,8 @@ const state = {
   lineHeight: 1.6,
   codeFontSize: 14,
   codeFontFamily: 'DejaVu Sans Mono',
+  editorLineWidth: "",
+
   autoPairBracket: true,
   autoPairMarkdownSyntax: true,
   autoPairQuote: true,
diff --git a/src/renderer/util/theme.js b/src/renderer/util/theme.js
index 5a4b372e..5949fbac 100644
--- a/src/renderer/util/theme.js
+++ b/src/renderer/util/theme.js
@@ -103,8 +103,8 @@ export const addThemeStyle = theme => {
   }
 }
 
-export const addCommonStyle = style => {
-  const { codeFontFamily, codeFontSize } = style
+export const addCommonStyle = options => {
+  const { codeFontFamily, codeFontSize, hideScrollbar } = options
   let sheet = document.querySelector(`#${COMMON_STYLE_ID}`)
   if (!sheet) {
     sheet = document.createElement('style')
@@ -112,7 +112,12 @@ export const addCommonStyle = style => {
     document.head.appendChild(sheet)
   }
 
-  sheet.innerHTML = `
+  let scrollbarStyle = ''
+  if (hideScrollbar) {
+    scrollbarStyle = '::-webkit-scrollbar {display: none;}'
+  }
+
+  sheet.innerHTML = `${scrollbarStyle}
 span code,
 td code,
 th code,
@@ -146,8 +151,8 @@ export const addElementStyle = () => {
 }
 
 // Append common sheet and theme at the end of head - order is important.
-export const addStyles = style => {
-  const { theme } = style
+export const addStyles = options => {
+  const { theme } = options
   addThemeStyle(theme)
-  addCommonStyle(style)
+  addCommonStyle(options)
 }
diff --git a/static/preference.json b/static/preference.json
index 2172b530..fc419576 100644
--- a/static/preference.json
+++ b/static/preference.json
@@ -4,6 +4,7 @@
   "titleBarStyle": "custom",
   "openFilesInNewWindow": false,
   "openFolderInNewWindow": false,
+  "hideScrollbar": false,
   "aidou": true,
   "fileSortBy": "created",
   "startUpAction": "lastState",
@@ -15,6 +16,8 @@
   "lineHeight": 1.6,
   "codeFontSize": 14,
   "codeFontFamily": "DejaVu Sans Mono",
+  "editorLineWidth": "",
+
   "autoPairBracket": true,
   "autoPairMarkdownSyntax": true,
   "autoPairQuote": true,