diff --git a/frontend/src/components/dialog/sysadmin-dialog/sysadmin-unlink-device-dialog.js b/frontend/src/components/dialog/sysadmin-dialog/sysadmin-unlink-device-dialog.js
index d95952a431..11417db426 100644
--- a/frontend/src/components/dialog/sysadmin-dialog/sysadmin-unlink-device-dialog.js
+++ b/frontend/src/components/dialog/sysadmin-dialog/sysadmin-unlink-device-dialog.js
@@ -1,6 +1,6 @@
 import React from 'react';
 import PropTypes from 'prop-types';
-import { gettext } from '../../../utils/constants';
+import { gettext, isPro } from '../../../utils/constants';
 import { Button, Modal, ModalHeader, ModalBody, ModalFooter } from 'reactstrap';
 
 const propTypes = {
@@ -36,10 +36,12 @@ class SysAdminUnlinkDevice extends React.Component {
         <ModalHeader toggle={toggle}>{gettext('Unlink device')}</ModalHeader>
         <ModalBody>
           <p>{gettext('Are you sure you want to unlink this device?')}</p>
+          {isPro &&
           <div className="d-flex align-items-center">
             <input id="delete-files" className="mr-1" type="checkbox" checked={inputChecked} onChange={this.handleInputChange} />
             <label htmlFor="delete-files" className="m-0">{gettext('Delete files from this device the next time it comes online.')}</label>
           </div>
+          }
         </ModalBody>
         <ModalFooter>
           <Button color="secondary" onClick={toggle}>{gettext('Cancel')}</Button>
diff --git a/frontend/src/pages/sys-admin/devices/devices-by-platform.js b/frontend/src/pages/sys-admin/devices/devices-by-platform.js
index 25607c44ad..068a2eb2fb 100644
--- a/frontend/src/pages/sys-admin/devices/devices-by-platform.js
+++ b/frontend/src/pages/sys-admin/devices/devices-by-platform.js
@@ -1,6 +1,6 @@
 import React, { Component, Fragment } from 'react';
 import { seafileAPI } from '../../../utils/seafile-api';
-import { gettext, isPro } from '../../../utils/constants';
+import { gettext } from '../../../utils/constants';
 import toaster from '../../../components/toast';
 import { Utils } from '../../../utils/utils';
 import EmptyTip from '../../../components/empty-tip';
@@ -133,9 +133,7 @@ class Item extends Component {
             <span title={moment(item.last_accessed).format('llll')}>{moment(item.last_accessed).fromNow()}</span>
           </td>
           <td>
-            {isPro &&
             <a href="#" className={`sf2-icon-delete action-icon ${isOpIconShown ? '' : 'invisible'}`} title={gettext('Unlink')} onClick={this.handleUnlink}></a>
-            }
           </td>
         </tr>
         {isUnlinkDeviceDialogOpen &&
diff --git a/seahub/api2/endpoints/admin/devices.py b/seahub/api2/endpoints/admin/devices.py
index 5117c2cf41..f908993887 100644
--- a/seahub/api2/endpoints/admin/devices.py
+++ b/seahub/api2/endpoints/admin/devices.py
@@ -9,6 +9,7 @@ from rest_framework import status
 
 from pysearpc import SearpcError
 
+from seahub.utils import is_pro_version
 from seahub.utils.devices import do_unlink_device
 from seahub.utils.timeutils import datetime_to_isoformat_timestr
 
@@ -20,6 +21,7 @@ from seahub.base.templatetags.seahub_tags import email2nickname
 
 logger = logging.getLogger(__name__)
 
+
 class AdminDevices(APIView):
     authentication_classes = (TokenAuthentication, SessionAuthentication)
     throttle_classes = (UserRateThrottle,)
@@ -75,7 +77,7 @@ class AdminDevices(APIView):
 
     def delete(self, request, format=None):
 
-        if not request.user.admin_permissions.other_permission():
+        if is_pro_version() and not request.user.admin_permissions.other_permission():
             return api_error(status.HTTP_403_FORBIDDEN, 'Permission denied.')
 
         platform = request.data.get('platform', '')