diff --git a/browser/components/MarkdownPreview.js b/browser/components/MarkdownPreview.js
index bb663c5e3..85b92b4da 100755
--- a/browser/components/MarkdownPreview.js
+++ b/browser/components/MarkdownPreview.js
@@ -45,6 +45,7 @@ const CSS_FILES = [
   `${appPath}/node_modules/codemirror/lib/codemirror.css`,
   `${appPath}/node_modules/react-image-carousel/lib/css/main.min.css`
 ]
+const win = global.process.platform === 'win32'
 
 function buildStyle (
   fontFamily,
@@ -673,11 +674,9 @@ export default class MarkdownPreview extends React.Component {
   GetCodeThemeLink (name) {
     const theme = consts.THEMES.find(theme => theme.name === name)
 
-    if (theme) {
-      return `${appPath}/${theme.path}`
-    } else {
-      return `${appPath}/node_modules/codemirror/theme/elegant.css`
-    }
+    return theme
+      ? (win ? theme.path : `${appPath}/${theme.path}`)
+      : `${appPath}/node_modules/codemirror/theme/elegant.css`
   }
 
   rewriteIframe () {
diff --git a/browser/lib/consts.js b/browser/lib/consts.js
index 9c9930551..3603c202a 100644
--- a/browser/lib/consts.js
+++ b/browser/lib/consts.js
@@ -7,6 +7,7 @@ const CODEMIRROR_THEME_PATH = 'node_modules/codemirror/theme'
 const CODEMIRROR_EXTRA_THEME_PATH = 'extra_scripts/codemirror/theme'
 
 const isProduction = process.env.NODE_ENV === 'production'
+
 const paths = [
   isProduction ? path.join(app.getAppPath(), CODEMIRROR_THEME_PATH) : path.resolve(CODEMIRROR_THEME_PATH),
   isProduction ? path.join(app.getAppPath(), CODEMIRROR_EXTRA_THEME_PATH) : path.resolve(CODEMIRROR_EXTRA_THEME_PATH)
diff --git a/browser/main/DevTools/index.js b/browser/main/DevTools/index.js
index 93d666a24..d39d5fbbe 100644
--- a/browser/main/DevTools/index.js
+++ b/browser/main/DevTools/index.js
@@ -1,8 +1,8 @@
 /* eslint-disable no-undef */
-if (process.env.NODE_ENV === 'production') {
+if (process.env.NODE_ENV === 'development') {
   // eslint-disable-next-line global-require
-  module.exports = require('./index.prod').default
+  module.exports = require('./index.dev').default
 } else {
   // eslint-disable-next-line global-require
-  module.exports = require('./index.dev').default
+  module.exports = require('./index.prod').default
 }
diff --git a/browser/main/lib/ConfigManager.js b/browser/main/lib/ConfigManager.js
index bea019fa9..78ea93883 100644
--- a/browser/main/lib/ConfigManager.js
+++ b/browser/main/lib/ConfigManager.js
@@ -108,7 +108,6 @@ function validate (config) {
 }
 
 function _save (config) {
-  console.log(config)
   window.localStorage.setItem('config', JSON.stringify(config))
 }
 
@@ -141,7 +140,7 @@ function get () {
     const theme = consts.THEMES.find(theme => theme.name === config.editor.theme)
 
     if (theme) {
-      editorTheme.setAttribute('href', `../${theme.path}`)
+      editorTheme.setAttribute('href', win ? theme.path : `../${theme.path}`)
     } else {
       config.editor.theme = 'default'
     }
@@ -183,7 +182,7 @@ function set (updates) {
   const newTheme = consts.THEMES.find(theme => theme.name === newConfig.editor.theme)
 
   if (newTheme) {
-    editorTheme.setAttribute('href', `../${newTheme.path}`)
+    editorTheme.setAttribute('href', win ? newTheme.path : `../${newTheme.path}`)
   }
 
   ipcRenderer.send('config-renew', {
diff --git a/browser/main/modals/PreferencesModal/UiTab.js b/browser/main/modals/PreferencesModal/UiTab.js
index f74dbda52..91a257721 100644
--- a/browser/main/modals/PreferencesModal/UiTab.js
+++ b/browser/main/modals/PreferencesModal/UiTab.js
@@ -14,6 +14,7 @@ import { getLanguages } from 'browser/lib/Languages'
 import normalizeEditorFontFamily from 'browser/lib/normalizeEditorFontFamily'
 
 const OSX = global.process.platform === 'darwin'
+const win = global.process.platform === 'win32'
 
 const electron = require('electron')
 const ipc = electron.ipcRenderer
@@ -135,7 +136,7 @@ class UiTab extends React.Component {
       const theme = consts.THEMES.find(theme => theme.name === newCodemirrorTheme)
 
       if (theme) {
-        checkHighLight.setAttribute('href', `../${theme.path}`)
+        checkHighLight.setAttribute('href', win ? theme.path : `../${theme.path}`)
       }
     }
 
diff --git a/browser/main/store.js b/browser/main/store.js
index c708c3ad8..d48198a79 100644
--- a/browser/main/store.js
+++ b/browser/main/store.js
@@ -476,7 +476,8 @@ const reducer = combineReducers({
   router: connectRouter(history)
 })
 
-const store = createStore(reducer, undefined, compose(
-  applyMiddleware(routerMiddleware(history)), DevTools.instrument()))
+const store = createStore(reducer, undefined, process.env.NODE_ENV === 'development'
+  ? compose(applyMiddleware(routerMiddleware(history)), DevTools.instrument())
+  : applyMiddleware(routerMiddleware(history)))
 
 export { store, history }
diff --git a/lib/main-window.js b/lib/main-window.js
index e650cb922..515dc8b45 100644
--- a/lib/main-window.js
+++ b/lib/main-window.js
@@ -54,7 +54,7 @@ const mainWindow = new BrowserWindow({
   },
   icon: path.resolve(__dirname, '../resources/app.png')
 })
-const url = path.resolve(__dirname, process.env.NODE_ENV === 'production' ? './main.production.html' : './main.development.html')
+const url = path.resolve(__dirname, process.env.NODE_ENV === 'development' ? './main.development.html' : './main.production.html')
 
 mainWindow.loadURL('file://' + url)
 mainWindow.setMenuBarVisibility(false)
diff --git a/tests/dataApi/copyFile-test.js b/tests/dataApi/copyFile-test.js
index 412d510a0..533b13543 100644
--- a/tests/dataApi/copyFile-test.js
+++ b/tests/dataApi/copyFile-test.js
@@ -3,6 +3,9 @@ const copyFile = require('browser/main/lib/dataApi/copyFile')
 
 const path = require('path')
 const fs = require('fs')
+const os = require('os')
+const execSync = require('child_process').execSync
+const removeDirCommand = os.platform() === 'win32' ? 'rmdir /s /q ' : 'rm -rf '
 
 const testFile = 'test.txt'
 const srcFolder = path.join(__dirname, '🤔')
@@ -29,7 +32,7 @@ test('`copyFile` should handle encoded URI on src path', (t) => {
 test.after((t) => {
   fs.unlinkSync(srcPath)
   fs.unlinkSync(dstPath)
-  fs.rmdirSync(srcFolder)
-  fs.rmdirSync(dstFolder)
+  execSync(removeDirCommand + '"' + srcFolder + '"')
+  execSync(removeDirCommand + '"' + dstFolder + '"')
 })