diff --git a/seahub/templates/file_access.html b/seahub/templates/file_access.html
index ee8f7a2376..75cdb2353f 100644
--- a/seahub/templates/file_access.html
+++ b/seahub/templates/file_access.html
@@ -24,7 +24,7 @@
             <tr>
                 <th width="25%" class="user">{% trans "User" %}</th>
                 <th width="20%">{% trans "Type" %}</th>
-                <th width="30%">{% trans "IP / Device" %}</th>
+                <th width="30%">{% trans "IP" %} / {% trans "Device Name" %}</th>
                 <th width="25%">{% trans "Date" %}</th>
             </tr>
 
@@ -80,7 +80,7 @@
         </div>
         {% else %}
         <div class="empty-tips">
-            <h2 class="alc">{% trans "No file access infomation" %}</h2>
+            <h2 class="alc">{% trans "This file has (apparently) not been accessed yet" %}</h2>
         </div>
         {% endif %}
 
diff --git a/seahub/utils/__init__.py b/seahub/utils/__init__.py
index 48d24b3c51..b75dc62311 100644
--- a/seahub/utils/__init__.py
+++ b/seahub/utils/__init__.py
@@ -642,11 +642,11 @@ if EVENTS_CONFIG_FILE:
 
     def generate_file_audit_event_type(e):
         return {
-            'file-download-web': (_('web'), ''),
-            'file-download-share-link': (_('share-link'),''),
-            'file-download-api': (_('API'), e.device),
-            'repo-download-sync': (_('download-sync'), e.device),
-            'repo-upload-sync': (_('upload-sync'), e.device),
+            'file-download-web': ('web', ''),
+            'file-download-share-link': ('share-link',''),
+            'file-download-api': ('API', e.device),
+            'repo-download-sync': ('download-sync', e.device),
+            'repo-upload-sync': ('upload-sync', e.device),
         }[e.etype]
 
     def get_file_audit_events_by_path(email, org_id, repo_id, file_path, start, limit):
diff --git a/seahub/views/sysadmin.py b/seahub/views/sysadmin.py
index 77baa0a695..538cf8f6e2 100644
--- a/seahub/views/sysadmin.py
+++ b/seahub/views/sysadmin.py
@@ -597,7 +597,7 @@ def sys_useradmin_export_excel(request):
                 seaserv.get_emailusers('LDAPImport', -1, -1)
     except Exception as e:
         logger.error(e)
-        messages.error(request, _(u'Failed to export excel'))
+        messages.error(request, _(u'Failed to export Excel'))
         return HttpResponseRedirect(next)
 
     if is_pro_version():
@@ -648,9 +648,9 @@ def sys_useradmin_export_excel(request):
 
         data_list.append(row)
 
-    wb = write_xls(_('users'), head, data_list)
+    wb = write_xls('users', head, data_list)
     if not wb:
-        messages.error(request, _(u'Failed to export excel'))
+        messages.error(request, _(u'Failed to export Excel'))
         return HttpResponseRedirect(next)
 
     response = HttpResponse(mimetype='application/ms-excel')
@@ -1400,7 +1400,7 @@ def sys_group_admin_export_excel(request):
         row = [grp.group_name, grp.creator_name, create_at]
         data_list.append(row)
 
-    wb = write_xls(_('groups'), head, data_list)
+    wb = write_xls('groups', head, data_list)
     if not wb:
         messages.error(request, _(u'Failed to export excel'))
         return HttpResponseRedirect(next)