diff --git a/src/components/preview/AudioPreview.vue b/src/components/preview/AudioPreview.vue
index d549834..bd36d17 100644
--- a/src/components/preview/AudioPreview.vue
+++ b/src/components/preview/AudioPreview.vue
@@ -52,7 +52,7 @@ export default {
         let url = fileConfig.previewUrl(this.$store.state.user.name, newFile, this.$store.getters.token)
         console.log(url)
         if(!this.$store.state.user.token){
-          url = fileConfig.publicPreviewUrl(newFile.id);
+          url = fileConfig.publicPreviewUrl(newFile.id, window.shareId);
         }
         let music = newFile.music
         let fileName = newFile.name.substring(0,newFile.name.length - newFile.suffix.length-1)
diff --git a/src/components/preview/ImageViewer.vue b/src/components/preview/ImageViewer.vue
index 978452e..0ef77a1 100644
--- a/src/components/preview/ImageViewer.vue
+++ b/src/components/preview/ImageViewer.vue
@@ -91,7 +91,7 @@
               if(!element.isFolder && element.contentType.startsWith('image')){
                 let url = fileConfig.previewUrl(this.$store.state.user.name, element, this.$store.getters.token)
                 if(this.shareId){
-                  url = fileConfig.publicPreviewUrl(element.id);
+                  url = fileConfig.publicPreviewUrl(element.id, window.shareId);
                 }
                 this.images.push(url)
                 if(this.file.id === element.id){
diff --git a/src/components/preview/VideoPreview.vue b/src/components/preview/VideoPreview.vue
index 877f818..b370091 100644
--- a/src/components/preview/VideoPreview.vue
+++ b/src/components/preview/VideoPreview.vue
@@ -101,7 +101,7 @@ export default {
         if(visible){
           let url = fileConfig.previewUrl(this.$store.state.user.name, this.file, this.$store.getters.token)
           if(this.shareId){
-            url = fileConfig.publicPreviewUrl(this.file.id);
+            url = fileConfig.publicPreviewUrl(this.file.id, window.shareId);
           }
           this.playerOptions.sources = [{
                         //类型
diff --git a/src/utils/file-config.js b/src/utils/file-config.js
index 8caf689..dd7c593 100644
--- a/src/utils/file-config.js
+++ b/src/utils/file-config.js
@@ -3,9 +3,11 @@ import fileApi from '@/api/file-api'
 export default {
 
   baseUrl: '/api',
+  // webDAV的url
   webDAVUrl: function(username) {
     return window.location.origin + `${this.baseUrl}/webDAV/${username}`
   },
+  // 预览文件的url
   previewUrl: function(username, file, token) {
     if (token) {
       return `${this.baseUrl}/file/${username}${file.path}${file.name}?jmal-token=${token}`
@@ -13,40 +15,50 @@ export default {
       return `${this.baseUrl}/file/${username}${file.path}${file.name}`
     }
   },
+  // mardown里上传图片后的图片预览地址
   mardownPreviewUrl: function (path){
     return window.location.origin + `${this.baseUrl}${path}`
   },
-  publicPreviewUrl: function(fileId) {
-    return `${this.baseUrl}/public/preview/${fileId}`
-  },
+  // 预览文件
   preview: function(username, file, token) {
     const url = this.previewUrl(username, file, token)
     window.open(url, '_blank')
   },
-  publicPreview: function(fileIds) {
-    const url = this.publicPreviewUrl(fileIds)
-    window.open(url, '_blank')
-  },
+  // 下载文件
   download: function(username, file, token) {
     fileApi.isAllowDownload().then(() => {
       let url = `${this.baseUrl}/file/${username}${file.path}${file.name}?jmal-token=${token}&o=download`
       window.open(url, '_self')
     })
   },
-  publicDownload: function(shareId, file) {
-    window.open(this.publicDownloadUrl(shareId, file), '_self')
-  },
+  // 打包下载文件
   packageDownload: function(fileIds, token) {
     fileApi.isAllowDownload().then(() => {
       window.open(`${this.baseUrl}/packageDownload?fileIds=${fileIds}&jmal-token=${token}`, '_self')
     })
   },
+  // 共享文件下载
+  publicDownload: function(shareId, file) {
+    window.open(this.publicDownloadUrl(shareId, file), '_self')
+  },
+  // 共享文件预览
+  publicPreview: function(fileId, shareId) {
+    const url = this.publicPreviewUrl(fileId, shareId)
+    window.open(url, '_blank')
+  },
+  // 共享文件预览Url
+  publicPreviewUrl: function(fileId, shareId) {
+    return `${this.baseUrl}/public/s/preview/${fileId}/${shareId}`
+  },
+  // 共享文件打包下载
   publicPackageDownload: function(shareId, fileIds) {
     window.open(this.publicPackageDownloadUrl(shareId, fileIds), '_self')
   },
+  // 共享文件下载Url
   publicDownloadUrl: function(shareId, file) {
     return window.location.origin + `${this.baseUrl}/public/s/download/${file.id}/${shareId}`
   },
+  // 共享文件打包下载Url
   publicPackageDownloadUrl: function(shareId, fileIds) {
     return window.location.origin + `${this.baseUrl}/public/s/packageDownload?shareId=${shareId}&fileIds=${fileIds}`
   },
diff --git a/src/views/public/share/shareList.vue b/src/views/public/share/shareList.vue
index 422ad53..70d1d61 100644
--- a/src/views/public/share/shareList.vue
+++ b/src/views/public/share/shareList.vue
@@ -896,6 +896,7 @@
       },
       // 点击文件或文件夹
       fileClick(row) {
+        window.shareId = this.shareId
         if (row.isFolder) {
           // 打开文件夹
           const item = {}
@@ -933,7 +934,7 @@
             return
           }
           // 打开文件
-          fileConfig.publicPreview(row.id)
+          fileConfig.publicPreview(row.id, this.shareId)
         }
       }
     }