diff --git a/frontend/src/components/file-view/comment-panel.js b/frontend/src/components/file-view/comment-panel.js
index c50d12d3c3..40967807e3 100644
--- a/frontend/src/components/file-view/comment-panel.js
+++ b/frontend/src/components/file-view/comment-panel.js
@@ -219,7 +219,7 @@ class CommentItem extends React.Component {
           <div className="seafile-edit-comment">
             <textarea className="edit-comment-input" value={this.state.newComment} onChange={this.handleCommentChange} clos="100" rows="3" warp="virtual"></textarea>
             <Button className="comment-btn" color="success" size="sm" onClick={this.updateComment} id={item.id}>{gettext('Update')}</Button>{' '}
-            <Button className="comment-btn" color="secondary" size="sm" onClick={this.toggleEditComment}> {gettext('Cancle')}</Button>
+            <Button className="comment-btn" color="secondary" size="sm" onClick={this.toggleEditComment}> {gettext('Cancel')}</Button>
           </div>
         </li>
       );
diff --git a/frontend/src/components/review-list-view/review-comments.js b/frontend/src/components/review-list-view/review-comments.js
index 2d53f7a45d..a849611166 100644
--- a/frontend/src/components/review-list-view/review-comments.js
+++ b/frontend/src/components/review-list-view/review-comments.js
@@ -306,7 +306,7 @@ class CommentItem extends React.Component {
           <div className="seafile-edit-comment">
             <textarea className="edit-comment-input" value={this.state.newComment} onChange={this.handleCommentChange} clos="100" rows="3" warp="virtual"></textarea>
             <Button className="comment-btn" color="success" size="sm" onClick={this.updateComment} id={item.id}>{gettext('Update')}</Button>{' '}
-            <Button className="comment-btn" color="secondary" size="sm" onClick={this.toggleEditComment}> {gettext('Cancle')}</Button>
+            <Button className="comment-btn" color="secondary" size="sm" onClick={this.toggleEditComment}> {gettext('Cancel')}</Button>
           </div>
         </li>
       );
diff --git a/frontend/src/components/toolbar/mutilple-dir-operation-toolbar.js b/frontend/src/components/toolbar/mutilple-dir-operation-toolbar.js
index 55bfc355fc..7a9e98156c 100644
--- a/frontend/src/components/toolbar/mutilple-dir-operation-toolbar.js
+++ b/frontend/src/components/toolbar/mutilple-dir-operation-toolbar.js
@@ -155,9 +155,6 @@ class MutipleDirOperationToolbar extends React.Component {
     const filePath = this.getDirentPath(dirent);
     seafileAPI.lockfile(this.props.repoID, filePath).then((res) => {
       if (res.data.is_locked) {
-        let message = gettext('Successfully locked %(name)s.');
-        message = message.replace('%(name)s', dirent.name);
-        toaster.success(message);
         this.props.updateDirent(dirent, 'is_locked', true);
         this.props.updateDirent(dirent, 'locked_by_me', true);
         this.props.unSelectDirent();
@@ -169,9 +166,6 @@ class MutipleDirOperationToolbar extends React.Component {
     const filePath = this.getDirentPath(dirent);
     seafileAPI.unlockfile(this.props.repoID, filePath).then((res) => {
       if (!res.data.is_locked) {
-        let message = gettext('Successfully unlocked %(name)s.');
-        message = message.replace('%(name)s', dirent.name);
-        toaster.success(message);
         this.props.updateDirent(dirent, 'is_locked', false);
         this.props.updateDirent(dirent, 'locked_by_me', false);
         this.props.unSelectDirent();
diff --git a/frontend/src/pages/org-admin/org-libraries.js b/frontend/src/pages/org-admin/org-libraries.js
index b1da5411d9..007bf23ddf 100644
--- a/frontend/src/pages/org-admin/org-libraries.js
+++ b/frontend/src/pages/org-admin/org-libraries.js
@@ -97,7 +97,7 @@ class OrgLibraries extends Component {
                 <tr>
                   <th width="4%"></th>
                   <th width="31%">{gettext('Name')}</th>
-                  <th width="26%">{gettext('ID')}</th>
+                  <th width="26%">ID</th>
                   <th width="24%">{gettext('Owner')}</th>
                   <th width="15%" className="text-center">{gettext('Operations')}</th>
                 </tr>
@@ -197,7 +197,7 @@ class RepoItem extends React.Component {
       iconTitle = gettext('Encrypted library'); 
     } else {
       href = mediaUrl + 'img/lib/48/lib.png';
-      iconTitle = gettext('Read-Write  library');
+      iconTitle = gettext('Read-Write library');
     } 
     return <img src={href} title={iconTitle} alt={iconTitle} width="24" />;
   }
diff --git a/frontend/src/pages/sys-admin/file-scan-records.js b/frontend/src/pages/sys-admin/file-scan-records.js
index b113ec0dad..744697739a 100644
--- a/frontend/src/pages/sys-admin/file-scan-records.js
+++ b/frontend/src/pages/sys-admin/file-scan-records.js
@@ -25,7 +25,7 @@ class Table extends Component {
           <thead>
             <tr>
               <th width="16%">{gettext('Library')}</th>
-              <th width="30%">{gettext('ID')}</th>
+              <th width="30%">ID</th>
               <th width="30%">{gettext('Path')}</th>
               <th width="12%">{gettext('Label')}</th>
               <th width="12%">{gettext('Suggestion')}</th>