diff --git a/package.json b/package.json
index 361a85e..66ccd70 100644
--- a/package.json
+++ b/package.json
@@ -18,14 +18,13 @@
   },
   "dependencies": {
     "@riophae/vue-treeselect": "0.0.38",
-    "axios": ">=0.18.1",
+    "axios": "^0.19.0",
     "clipboard": "1.7.1",
     "codemirror": "^5.38.0",
     "connect": "3.6.6",
     "echarts": "4.1.0",
     "element-ui": "^2.11.1",
     "file-saver": "1.3.8",
-    "html2canvas": "^1.0.0-rc.3",
     "js-cookie": "2.2.0",
     "jsencrypt": "^3.0.0-rc.1",
     "jszip": "3.1.5",
@@ -34,7 +33,6 @@
     "nprogress": "0.2.0",
     "path-to-regexp": "2.4.0",
     "screenfull": "3.3.3",
-    "simple-drawing-board": "1.4.1",
     "vue": "2.5.17",
     "vue-count-to": "1.0.13",
     "vue-router": "3.1.3",
diff --git a/src/layout/Layout.vue b/src/layout/Layout.vue
index 05f927e..47a6193 100644
--- a/src/layout/Layout.vue
+++ b/src/layout/Layout.vue
@@ -5,13 +5,6 @@
     <div :class="{hasTagsView:needTagsView}" class="main-container">
       <div :class="{'fixed-header':fixedHeader}">
         <navbar />
-        <div class="feedback">
-          <el-tooltip class="item" effect="dark" content="建议反馈" placement="left">
-            <el-button type="text" @click="doFeedback">
-              <svg-icon style="font-size: 28px;color: #606266;" icon-class="codeConsole" />
-            </el-button>
-          </el-tooltip>
-        </div>
         <tags-view v-if="needTagsView" />
       </div>
       <app-main />
@@ -19,7 +12,6 @@
         <settings />
       </right-panel>
     </div>
-    <feedback :show-dialog.sync="feedbackShow"/>
   </div>
 </template>
 
@@ -28,7 +20,6 @@ import RightPanel from '@/components/RightPanel'
 import { AppMain, Navbar, Settings, Sidebar, TagsView } from './components'
 import ResizeMixin from './mixin/ResizeHandler'
 import { mapState } from 'vuex'
-import feedback from './feedback.vue'
 
 export default {
   name: 'Layout',
@@ -38,15 +29,9 @@ export default {
     Settings,
     Sidebar,
     TagsView,
-    RightPanel,
-    feedback
+    RightPanel
   },
   mixins: [ResizeMixin],
-  data() {
-    return {
-      feedbackShow: false
-    }
-  },
   computed: {
     ...mapState({
       sidebar: state => state.app.sidebar,
@@ -66,10 +51,6 @@ export default {
   methods: {
     handleClickOutside() {
       this.$store.dispatch('closeSideBar', { withoutAnimation: false })
-    },
-    doFeedback() {
-      console.log(111)
-      this.feedbackShow = true
     }
   }
 }
@@ -118,12 +99,5 @@ export default {
   .mobile .fixed-header {
     width: 100%;
   }
-
-  .feedback {
-    position: fixed;
-    z-index: 999999;
-    right: 10px;
-    bottom: 60px;
-  }
 </style>
 
diff --git a/src/layout/feedback.vue b/src/layout/feedback.vue
deleted file mode 100644
index c3a91ec..0000000
--- a/src/layout/feedback.vue
+++ /dev/null
@@ -1,167 +0,0 @@
-<template>
-  <div>
-    <el-dialog
-      :visible.sync="show"
-      data-html2canvas-ignore="true"
-      title="意见反馈"
-      class
-      width="60%"
-      center
-      @open="init"
-      @close="close"
-    >
-      <el-form ref="form" :model="feedback" label-width="0px" class="feedback-add-form">
-        <el-form-item label prop="info">
-          <el-input v-model="feedback.info" :rows="2" type="textarea" placeholder="告诉我们你的建议或遇到的问题。"/>
-        </el-form-item>
-        <el-form-item label>
-          <span>屏幕截图 (可选)：</span>
-        </el-form-item>
-        <el-form-item v-loading="dataLoading" v-show="submitScreenshot" label>
-          <div id="screenshot"/>
-        </el-form-item>
-        <el-form-item label>
-          <el-checkbox v-model="submitScreenshot">提交屏幕截图</el-checkbox>
-        </el-form-item>
-      </el-form>
-      <el-button
-        slot="footer"
-        :loading="confirmLoading"
-        class="confirm-btn"
-        type="primary"
-        @click="submit"
-      >提交</el-button>
-    </el-dialog>
-  </div>
-</template>
-
-<script>
-import SimpleDrawingBoard from 'simple-drawing-board'
-import html2canvas from 'html2canvas'
-export default {
-  props: {
-    showDialog: {
-      type: Boolean,
-      required: true
-    }
-  },
-  data() {
-    return {
-      feedback: {
-        info: ''
-      },
-      submitScreenshot: true,
-      dataLoading: false,
-      confirmLoading: false
-    }
-  },
-
-  computed: {
-    show: {
-      get() {
-        return this.showDialog
-      },
-      set(val) {
-        this.$emit('update:showDialog', val)
-      }
-    }
-  },
-
-  methods: {
-    async loadLibrary() {
-      if (typeof html2canvas === 'undefined') {
-        try {
-          console.error('html2canvas not import')
-        } catch (e) {
-          console.error('html2canvas.min.js is missing', e.toString())
-          return null
-        }
-      }
-      return html2canvas
-    },
-    async init() {
-      await this.loadLibrary()
-      this.dataLoading = true
-      this.$nextTick(() => {
-        // modal层处理，截屏时忽略遮罩层
-        const modals = document.getElementsByClassName('v-modal')
-        for (let i = 0; i < modals.length; i++) {
-          modals[i].setAttribute('data-html2canvas-ignore', 'true')
-        }
-
-        html2canvas(document.body, { logging: false })
-          .then(canvas => {
-            const screenshot = document.getElementById('screenshot')
-            canvas.setAttribute('style', 'width:100%')
-            screenshot.appendChild(canvas)
-            this.dataLoading = false
-            window.sdb = new SimpleDrawingBoard(
-              screenshot.getElementsByTagName('canvas')[0],
-              {
-                lineColor: '#ff0000',
-                lineSize: 4
-              }
-            )
-          })
-          .catch(e => {
-            this.dataLoading = false
-            console.log(e.toString())
-          })
-      })
-    },
-
-    close() {
-      const screenshot = document.getElementById('screenshot')
-      const canvas = screenshot.getElementsByTagName('canvas')[0]
-      screenshot.removeChild(canvas)
-    },
-
-    async submit() {
-      try {
-        this.confirmLoading = true
-        const formData = new FormData()
-        if (window.sdb) {
-          if (this.submitScreenshot) {
-            const screenshot = window.sdb.getImg()
-            formData.append('file', screenshot)
-          }
-          formData.append('feedback', this.feedback.info)
-        }
-        // let res = await axios.post('http://', formData, {
-        //   headers: {
-        //     'Origin': window.location.origin,
-        //     'Content-Type': 'multipart/form-data'
-        //   },
-        //   changeOrigin: true
-        // })
-        this.confirmLoading = false
-
-        this.$notify({
-          title: '反馈成功',
-          type: 'success',
-          duration: 2500
-        })
-        this.show = false
-      } catch (e) {
-        this.$notify({
-          title: '提交失败',
-          type: 'error',
-          duration: 2500
-        })
-        this.confirmLoading = false
-      }
-    }
-  }
-}
-</script>
-
-<style scoped>
-#screenshot {
-  cursor: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABIAAAASCAYAAABWzo5XAAAABGdBTUEAALGPC/xhBQAAARpJREFUOBGdkr1KA0EUhTcxEkSQQIpAihQWPoedD2BnIVsZQiBVEkiR7SwtBDsJqXwBLQwEgoWNjY2FjYUQ38Ei5Oc7sBeGLTKze+Djzsyecxh2N4ryq0zkHpYQQ2H1SW5TNsxukaZzQsewACvTvIBg3eFUaABHMEv3OruBIN3icm8wZl+FZ3iBQ/AqweGW2FrlKlChV0McFsxOvaegm/T2lLzzTC/dqzaO7A1s/8GzE28Dhhj0f1jQnZ+c18CrKxxrcMO2/uK87m3AcAkrsKA7vzlvQJAmuNywrX84bwY1YBrBATyCFWj+QguCJKNCU1DZQ7r/Y55CsK5x2i2eWFcggTPIJd3Eiv5Zd3KlU3OJOQd9lVd4A5Xl1g4YG2GGhwRfegAAAABJRU5ErkJggg==)
-      0 17,
-    default;
-}
-.confirm-btn {
-  width: 30%;
-}
-</style>