diff --git a/src/components/ShowFile/ShowFile.vue b/src/components/ShowFile/ShowFile.vue
index 4ad40ba..6015ed3 100644
--- a/src/components/ShowFile/ShowFile.vue
+++ b/src/components/ShowFile/ShowFile.vue
@@ -2653,6 +2653,7 @@ export default {
     },
     // 设置挂载文件的用户名(文件的所有者)
     setMountFileOwner() {
+      localStorage.removeItem('mountFileOwner')
       if (this.$route.query.folder && this.fileList.length > 0) {
         let firstFile = this.fileList[0]
         if (firstFile.userId !== this.$store.getters.userId) {
diff --git a/src/components/office/OnlyOfficeEditor.vue b/src/components/office/OnlyOfficeEditor.vue
index 4a79216..e46dadb 100644
--- a/src/components/office/OnlyOfficeEditor.vue
+++ b/src/components/office/OnlyOfficeEditor.vue
@@ -100,13 +100,13 @@ export default {
             this.$store.dispatch('updateMessage', { event: 'loadFileFailed'})
             return
           }
-          if(this.$store.state.user.token && this.$store.state.user.userId === this.file.userId){
-            api.getFileInfoById({id: this.file.id}).then(res => {
+          if (!this.shareId) {
+            api.getPublicFileInfoById({fileId: this.file.id, shareId: this.shareId}).then(res => {
               this.file = res.data
               this.loadFile()
             })
           } else {
-            api.getPublicFileInfoById({fileId: this.file.id, shareId: this.shareId}).then(res => {
+            api.getFileInfoById({id: this.file.id}).then(res => {
               this.file = res.data
               this.loadFile()
             })
diff --git a/src/utils/file-config.js b/src/utils/file-config.js
index a56d9c9..c939bac 100644
--- a/src/utils/file-config.js
+++ b/src/utils/file-config.js
@@ -22,7 +22,7 @@ export default {
   // 预览文件的url
   previewUrl: function(username, file, token, shareToken) {
     let owner = null
-    if (username !== store.getters.name || localStorage.getItem('mountFileOwner') !== undefined) {
+    if (username !== store.getters.name || localStorage.getItem('mountFileOwner') !== null) {
       owner = localStorage.getItem('mountFileOwner')
     } else {
       owner = username