diff --git a/index.html b/index.html
index a98b8b2..cc6a913 100644
--- a/index.html
+++ b/index.html
@@ -52,6 +52,7 @@
   let root = document.querySelector(':root');
   let isClassCountdown = true
   let isClassHidden = true
+  let isUseLocalConfig = false
   let lastScheduleData = {
     currentHighlight: {
       index: null,
@@ -168,6 +169,21 @@
     leftSidebar.style.display = scheduleConfig.week_display ? 'block' : 'none' 
   }
 
+  function setStyle(){
+    for(key in scheduleConfig.css_style){
+      root.style.setProperty(key, scheduleConfig.css_style[key])
+    }
+  }
+
+  function setAll(){
+    setCountdownerContent()
+    setScheduleClass()
+    setCountdownerPosition()
+    setSidebar()
+    setBackgroundDisplay()
+    setStyle()
+  }
+
   function tick(reset = false) {
     scheduleData = getScheduleData();
     setCountdownerContent()
@@ -192,9 +208,7 @@
     }
   }, 20);
 
-  for (key in scheduleConfig.css_style) {
-    root.style.setProperty(key, scheduleConfig.css_style[key])
-  }
+  setStyle();
 
   let timer = undefined
   window.addEventListener("mousemove", event => {
@@ -230,6 +244,34 @@
     })
   }
 
+  ipcRenderer.on('openLoadConfig', (e, arg) => {
+    ipcRenderer.send('selectConfig', {
+      options: {
+        title: '选取本地配置文件(config.json)',
+        filters: [
+          {
+            name: 'config',
+            extensions: ['json']
+          }
+        ]
+      }
+    })
+  })
+
+  ipcRenderer.on('setScheduleConfig', (e, arg) => {
+    console.log(arg.data)
+    isUseLocalConfig = true
+    scheduleConfig = JSON.parse(arg.data)
+  })
+
+  ipcRenderer.on('modifyScheduleConfig', (e, arg) => {
+    let filePath = arg.path
+    let fileContent = arg.data
+    scheduleConfig = JSON.parse(fileContent)
+    scheduleData = getScheduleData()
+    setAll()
+  })
+
   ipcRenderer.on('getSelectedClassIndex', (e, arg) => {
     if (arg.index == -1) return
     let text = arg.arg.options.buttons[arg.index]
@@ -267,7 +309,9 @@
   });
 
   ipcRenderer.on('setWeekIndex', (e, arg) => {
-    scheduleConfig = JSON.parse(JSON.stringify(_scheduleConfig))
+    if(!isUseLocalConfig){
+      scheduleConfig = JSON.parse(JSON.stringify(_scheduleConfig))
+    }
     weekIndex = arg
     localStorage.setItem('weekIndex', weekIndex.toString())
   })
@@ -298,4 +342,4 @@
   })
 </script>
 
-</html>
\ No newline at end of file
+</html>
diff --git a/main.js b/main.js
index cfdb591..f7b81c4 100644
--- a/main.js
+++ b/main.js
@@ -62,6 +62,23 @@ app.whenReady().then(() => {
     createWindow()
     Menu.setApplicationMenu(null)
     win.webContents.on('did-finish-load', () => {
+        if(store.get('isUseLocalConfig',false)){
+            dialog.showMessageBox(win,{
+                message: store.get('configPath')
+            })
+            fs.readFileSync(store.get('configPath'), { encoding: "utf8" } ,(err, data) => {
+                if(err) {
+                    store.set('isUseLocalConfig',false)
+                    throw err
+                }
+                if(data){
+                    dialog.showMessageBox(win,{
+                        message: data
+                    })
+                    win.webContents.send('setScheduleConfig',data);
+                }
+            })
+        }
         win.webContents.send('getWeekIndex');
     })
     const handle = win.getNativeWindowHandle();
@@ -167,6 +184,17 @@ ipcMain.on('getWeekIndex', (e, arg) => {
                 setAutoLaunch()
             }
         },
+        {
+            label: '使用本地配置文件',
+            type: 'checkbox',
+            checked: store.get('isUseLocalConfig', false),
+            click: (e) => {
+                store.set('isUseLocalConfig', e.checked)
+                if(e.checked){
+                    win.webContents.send('openLoadConfig')
+                }
+            }
+        },
         {
             type: 'separator'
         },
@@ -214,6 +242,30 @@ ipcMain.on('dialog', (e, arg) => {
     })
 })
 
+ipcMain.on('selectConfig', (e, arg) => {
+    dialog.showOpenDialog(win, arg.options).then((res) => {
+        if(!res.canceled){
+            fs.readFile(res.filePaths[0], { encoding: 'utf8' }, (err, data) => {
+                if(err) {
+                    console.log('[selectFile] Error while reading selected File.Please check if you have access to the file.')
+                    store.set('isUseLocalConfig', false)
+                    store.set('configPath', undefined)
+                    return;
+                }
+                if(data) {
+                    store.set('configPath', res.filePaths[0])
+                    e.sender.send('modifyScheduleConfig', { 'path': res.filePaths[0], 'data': data})
+                    return;
+                }
+            })
+        }
+        else {
+            console.log("[selectFile] user cancelled")
+            store.set('isUseLocalConfig',false)
+        }
+    })
+})
+
 ipcMain.on('pop', (e, arg) => {
     tray.popUpContextMenu(form)
 })
@@ -237,4 +289,4 @@ ipcMain.on('getTimeOffset', (e, arg) => {
             win.webContents.send('setTimeOffset', Number(r) % 10000000000000)
         }
     })
-})
\ No newline at end of file
+})