diff --git a/src/main/utils/tcYunUpload.js b/src/main/utils/tcYunUpload.js
index eb1cf66..7ef951d 100644
--- a/src/main/utils/tcYunUpload.js
+++ b/src/main/utils/tcYunUpload.js
@@ -12,6 +12,7 @@ const generateSignature = (fileName) => {
   const appId = options.appId
   const bucket = options.bucket
   let signature
+  let signTime
   if (!options.version || options.version === 'v4') {
     const random = Math.floor(Math.random() * 10000000000)
     const current = parseInt(new Date().getTime() / 1000) - 1
@@ -23,9 +24,10 @@ const generateSignature = (fileName) => {
     const tempString = Buffer.concat([signHexKey, Buffer.from(multiSignature)])
     signature = Buffer.from(tempString).toString('base64')
   } else {
+    // https://cloud.tencent.com/document/product/436/7778#signature
     const today = Math.floor(new Date().getTime() / 1000)
     const tomorrow = today + 86400
-    const signTime = `${today};${tomorrow}`
+    signTime = `${today};${tomorrow}`
     const signKey = crypto.createHmac('sha1', secretKey).update(signTime).digest('hex')
     const httpString = `put\n/${options.path}${fileName}\n\nhost=${options.bucket}.cos.${options.area}.myqcloud.com\n`
     const sha1edHttpString = crypto.createHash('sha1').update(httpString).digest('hex')
@@ -35,7 +37,8 @@ const generateSignature = (fileName) => {
   return {
     signature,
     appId,
-    bucket
+    bucket,
+    signTime
   }
 }
 
@@ -43,7 +46,6 @@ const postOptions = (fileName, signature, imgBase64) => {
   const options = db.read().get('picBed.tcyun').value()
   const area = options.area
   const path = options.path
-  console.log(options.verison)
   if (!options.version || options.version === 'v4') {
     return {
       method: 'POST',
@@ -64,13 +66,10 @@ const postOptions = (fileName, signature, imgBase64) => {
       url: `http://${options.bucket}.cos.${options.area}.myqcloud.com/${path}${fileName}`,
       headers: {
         Host: `${options.bucket}.cos.${options.area}.myqcloud.com`,
-        Authorization: signature.signature,
+        Authorization: `q-sign-algorithm=sha1&q-ak=${options.secretId}&q-sign-time=${signature.signTime}&q-key-time=${signature.signTime}&q-header-list=host&q-url-param-list=&q-signature=${signature.signature}`,
         contentType: 'multipart/form-data'
       },
-      formData: {
-        op: 'upload',
-        filecontent: Buffer.from(imgBase64, 'base64')
-      },
+      body: Buffer.from(imgBase64, 'base64'),
       resolveWithFullResponse: true
     }
   }
@@ -85,15 +84,28 @@ const tcYunUpload = async (img, type, webContents) => {
     const tcYunOptions = db.read().get('picBed.tcyun').value()
     const customUrl = tcYunOptions.customUrl
     const path = tcYunOptions.path
+    const useV4 = !tcYunOptions.version || tcYunOptions.version === 'v4'
     for (let i in imgList) {
       const singature = generateSignature(imgList[i].fileName)
       const options = postOptions(imgList[i].fileName, singature, imgList[i].base64Image)
-      console.log(123, options)
       const res = await request(options)
-      // const body = JSON.parse(res)
-      const body = `${res}`
-      console.log(body)
-      if (body.message === 'SUCCESS') {
+        .then(res => res)
+        .catch(err => {
+          console.log(err.response.body)
+          return {
+            statusCode: 400,
+            body: {
+              msg: '认证失败！'
+            }
+          }
+        })
+      let body
+      if (useV4) {
+        body = JSON.parse(res)
+      } else {
+        body = res
+      }
+      if (useV4 && body.message === 'SUCCESS') {
         delete imgList[i].base64Image
         if (customUrl) {
           imgList[i]['imgUrl'] = `${customUrl}/${path}${imgList[i].fileName}`
@@ -104,6 +116,17 @@ const tcYunUpload = async (img, type, webContents) => {
         if (i - length === -1) {
           webContents.send('uploadProgress', 60)
         }
+      } else if (!useV4 && body && body.statusCode === 200) {
+        delete imgList[i].base64Image
+        if (customUrl) {
+          imgList[i]['imgUrl'] = `${customUrl}/${path}${imgList[i].fileName}`
+        } else {
+          imgList[i]['imgUrl'] = `https://${tcYunOptions.bucket}.cos.${tcYunOptions.area}.myqcloud.com/${path}${imgList[i].fileName}`
+        }
+        imgList[i]['type'] = 'tcyun'
+        if (i - length === -1) {
+          webContents.send('uploadProgress', 60)
+        }
       } else {
         webContents.send('uploadProgress', -1)
         const notification = new Notification({
@@ -111,6 +134,7 @@ const tcYunUpload = async (img, type, webContents) => {
           body: res.body.msg
         })
         notification.show()
+        return false
       }
     }
     webContents.send('uploadProgress', 100)