diff --git a/frontend/src/pages/sys-admin/institutions/institution-admins.js b/frontend/src/pages/sys-admin/institutions/institution-admins.js
index 994ab8d76e..0ac24c1a12 100644
--- a/frontend/src/pages/sys-admin/institutions/institution-admins.js
+++ b/frontend/src/pages/sys-admin/institutions/institution-admins.js
@@ -119,19 +119,13 @@ class Item extends Component {
   }
 
   revokeAdmin = () => {
-    this.props.revokeAdmin(this.props.item.email);
+    this.props.revokeAdmin(this.props.item);
   }
 
   onMenuItemClick = (operation) => {
     switch (operation) {
-      case 'Delete':
-        this.props.deleteUser(this.props.item.email);
-        break;
-      case 'Set Admin':
-        this.props.setAdmin(this.props.item.email);
-        break;
       case 'Revoke Admin':
-        this.props.revokeAdmin(this.props.item.email);
+        this.toggleRevokeAdminDialog();
         break;
     }
   }
@@ -150,6 +144,9 @@ class Item extends Component {
     const { item } = this.props;
     const { isOpIconShown, isRevokeAdminDialogOpen } = this.state;
 
+    const itemName = '<span class="op-target">' + Utils.HTMLescape(item.name) + '</span>';
+    const revokeAdminDialogMsg = gettext('Are you sure you want to revoke the admin permission of {placeholder} ?').replace('{placeholder}', itemName);
+
     return (
       <Fragment>
         <tr className={this.state.highlight ? 'tr-highlight' : ''} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
@@ -178,8 +175,9 @@ class Item extends Component {
         {isRevokeAdminDialogOpen &&
           <CommonOperationConfirmationDialog
             title={gettext('Revoke Admin')}
-            message={gettext('Sure ?')}
+            message={revokeAdminDialogMsg}
             executeOperation={this.revokeAdmin}
+            confirmBtnText={gettext('Revoke')}
             toggleDialog={this.toggleRevokeAdminDialog}
           />
         }
@@ -235,13 +233,15 @@ class InstitutionAdmins extends Component {
     });
   }
   
-  revokeAdmin = (email) => {
+  revokeAdmin = (item) => {
+    const email = item.email;
+    const name = item.name;
     seafileAPI.sysAdminUpdateInstitutionUser(this.props.institutionID, email, false).then(res => {
       let userList = this.state.userList.filter(user => {
         return user.email != email;
       });
       this.setState({userList: userList});
-      toaster.success(gettext('Success'));
+      toaster.success(gettext('Successfully revoked the admin permission of {placeholder}'.replace('{placeholder}', name)));
     }).catch((error) => {
       let errMessage = Utils.getErrorMsg(error);
       toaster.danger(errMessage);
diff --git a/frontend/src/pages/sys-admin/statistic/statistic-file.js b/frontend/src/pages/sys-admin/statistic/statistic-file.js
index c67a253aad..296450ce1c 100644
--- a/frontend/src/pages/sys-admin/statistic/statistic-file.js
+++ b/frontend/src/pages/sys-admin/statistic/statistic-file.js
@@ -41,22 +41,22 @@ class StatisticFile extends React.Component {
           visited.push(item.visited);
         });
         let addedData = {
-          label: gettext('added'),
+          label: gettext('Added'),
           data: added, 
           borderColor: '#57cd6b',
           backgroundColor: '#57cd6b'};
         let visitedData = {
-          label: gettext('visited'),
+          label: gettext('Visited'),
           data: visited, 
           borderColor: '#fd913a',
           backgroundColor: '#fd913a'};
         let modifiedData = {
-          label: gettext('modified'),
+          label: gettext('Modified'),
           data: modified, 
           borderColor: '#72c3fc',
           backgroundColor: '#72c3fc'};
         let deletedData = {
-          label: gettext('deleted'),
+          label: gettext('Deleted'),
           data: deleted, 
           borderColor: '#f75356',
           backgroundColor: '#f75356'};
@@ -100,4 +100,4 @@ class StatisticFile extends React.Component {
   }
 }
 
-export default StatisticFile;
\ No newline at end of file
+export default StatisticFile;
diff --git a/frontend/src/pages/sys-admin/statistic/statistic-storage.js b/frontend/src/pages/sys-admin/statistic/statistic-storage.js
index e969981c78..20544b4042 100644
--- a/frontend/src/pages/sys-admin/statistic/statistic-storage.js
+++ b/frontend/src/pages/sys-admin/statistic/statistic-storage.js
@@ -33,7 +33,7 @@ class StatisticStorage extends React.Component {
           totalStorage.push(item.total_storage);
         });
         let total_storage = {
-          label: gettext('Total storage space'),
+          label: gettext('Total Storage'),
           data: totalStorage, 
           borderColor: '#fd913a',
           backgroundColor: '#fd913a'};
@@ -78,4 +78,4 @@ class StatisticStorage extends React.Component {
   }
 }
 
-export default StatisticStorage;
\ No newline at end of file
+export default StatisticStorage;
diff --git a/frontend/src/pages/sys-admin/statistic/traffic-table.js b/frontend/src/pages/sys-admin/statistic/traffic-table.js
index a7c185df13..762708fd4f 100644
--- a/frontend/src/pages/sys-admin/statistic/traffic-table.js
+++ b/frontend/src/pages/sys-admin/statistic/traffic-table.js
@@ -22,20 +22,6 @@ class TrafficTable extends React.Component {
     this.props.sortBySize(showIconName, sortOrder);
   }
 
-  getTrafficTypeName = () => {
-    let { type } = this.props;
-    let trafficTypeName;
-    switch(type) {
-      case 'user':
-        trafficTypeName = 'User';
-        break;
-      case 'org': 
-        trafficTypeName = 'Org';
-        break;
-    }
-    return trafficTypeName;
-  }
-
   sortBySize = (sortByType) => {
     let { sortOrder } = this.props;
     let newSortOrder = sortOrder === 'asc' ? 'desc' : 'asc';
@@ -47,24 +33,21 @@ class TrafficTable extends React.Component {
   }
 
   render() {
-    let { sortOrder } = this.props;
-    let { showIconName } = this.state;
-    
-    let trafficTypeName = this.getTrafficTypeName();
-
+    const { type, sortOrder } = this.props;
+    const { showIconName } = this.state;
     const sortIcon = sortOrder == 'asc' ? <span className="fas fa-caret-up"></span> : <span className="fas fa-caret-down"></span>;
 
     return (
       <table className="table-hover">
         <thead>
           <tr>
-            <th width="16%">{gettext('{trafficTypeName}').replace('{trafficTypeName}', trafficTypeName)}</th>
+            <th width="16%">{type == 'user' ? gettext('User') : gettext('Organization')}</th>
             <th width="11%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'sync_file_upload')}>{gettext('Sync Upload')} {showIconName === 'sync_file_upload' && sortIcon}</div></th>
             <th width="14%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'sync_file_donwload')}>{gettext('Sync Download')} {showIconName === 'sync_file_donwload' && sortIcon}</div></th>
             <th width="11%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'web_file_upload')}>{gettext('Web Upload')} {showIconName === 'web_file_upload' && sortIcon}</div></th>
             <th width="14%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'web_file_download')}>{gettext('Web Download')} {showIconName === 'web_file_download' && sortIcon}</div></th>
-            <th width="17%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'link_file_upload')}>{gettext('Link Upload')} {showIconName === 'link_file_upload' && sortIcon}</div></th>
-            <th width="17%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'link_file_download')}>{gettext('Link Download')} {showIconName === 'link_file_download' && sortIcon}</div></th>
+            <th width="17%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'link_file_upload')}>{gettext('Share link upload')} {showIconName === 'link_file_upload' && sortIcon}</div></th>
+            <th width="17%"><div className="d-block table-sort-op cursor-pointer" onClick={this.sortBySize.bind(this, 'link_file_download')}>{gettext('Share link download')} {showIconName === 'link_file_download' && sortIcon}</div></th>
           </tr>
         </thead>
         <tbody>
@@ -77,4 +60,4 @@ class TrafficTable extends React.Component {
 
 TrafficTable.propTypes = propTypes;
 
-export default TrafficTable;
\ No newline at end of file
+export default TrafficTable;