diff --git a/plugins/kolab_activesync/kolab_activesync.js b/plugins/kolab_activesync/kolab_activesync.js
index 3e1d826c..26a56ac9 100644
--- a/plugins/kolab_activesync/kolab_activesync.js
+++ b/plugins/kolab_activesync/kolab_activesync.js
@@ -35,7 +35,15 @@ function kolab_activesync_config()
   if (rcmail.gui_objects.devicelist) {
     var devicelist = new rcube_list_widget(rcmail.gui_objects.devicelist,
       { multiselect:true, draggable:false, keyboard:true });
-    devicelist.addEventListener('select', select_device).init().focus();
+
+    devicelist.addEventListener('select', select_device)
+      .init()
+      .focus();
+
+    rcmail.devicelist = devicelist;
+    setTimeout(function() {
+      rcmail.triggerEvent('listupdate', {list: devicelist, rowcount: devicelist.rowcount});
+    }, 100);
 
     // load frame if there are no devices
     if (!rcmail.env.devicecount)
@@ -72,7 +80,9 @@ function kolab_activesync_config()
   {
     active_device = list.get_single_selection();
 
-    if (active_device)
+    rcmail.enable_command('plugin.delete-device', list.get_selection().length > 0);
+
+    if (active_device && !list.multi_selecting)
       device_select(active_device);
     else if (rcmail.env.contentframe)
       rcmail.show_contentframe(false);
@@ -139,16 +149,25 @@ function kolab_activesync_config()
     if (p.success && p.id && p['delete']) {
       active_device = null;
       device_select();
-      devicelist.remove_row(p.id);
+
+      if (p.id == 'ALL')
+        devicelist.clear();
+      else
+        devicelist.remove_row(p.id);
+
+      rcmail.triggerEvent('listupdate', {list: devicelist, rowcount: devicelist.rowcount});
       rcmail.enable_command('plugin.delete-device', false);
     }
   };
+
   // handler for delete commands
   function delete_device_config()
   {
-    if (active_device && confirm(rcmail.gettext('devicedeleteconfirm', 'kolab_activesync'))) {
+    var selection = devicelist.get_selection();
+
+    if (selection.length && confirm(rcmail.gettext('devicedeleteconfirm', 'kolab_activesync'))) {
       http_lock = rcmail.set_busy(true, 'kolab_activesync.savingdata');
-      rcmail.http_post('plugin.activesync-json', { cmd:'delete', id:active_device }, http_lock);
+      rcmail.http_post('plugin.activesync-json', { cmd:'delete', id:selection }, http_lock);
     }
   };
 
diff --git a/plugins/kolab_activesync/kolab_activesync.php b/plugins/kolab_activesync/kolab_activesync.php
index 38791182..235ab5aa 100644
--- a/plugins/kolab_activesync/kolab_activesync.php
+++ b/plugins/kolab_activesync/kolab_activesync.php
@@ -159,12 +159,17 @@ class kolab_activesync extends rcube_plugin
             break;
 
         case 'delete':
-            $success = $this->device_delete($imei);
+            foreach ((array) $imei as $id) {
+                $success = $this->device_delete($id);
+            }
 
             if ($success) {
                 $this->rc->output->show_message($this->gettext('successfullydeleted'), 'confirmation');
                 $this->rc->output->command('plugin.activesync_save_complete', array(
-                    'success' => true, 'id' => $imei, 'delete' => true));
+                        'success' => true,
+                        'delete'  => true,
+                        'id'      => count($imei) > 1 ? 'ALL' : $imei[0],
+                ));
             }
             else
                 $this->rc->output->show_message($this->gettext('savingerror'), 'error');
diff --git a/plugins/kolab_activesync/skins/elastic/templates/config.html b/plugins/kolab_activesync/skins/elastic/templates/config.html
index 3c832efb..00983278 100644
--- a/plugins/kolab_activesync/skins/elastic/templates/config.html
+++ b/plugins/kolab_activesync/skins/elastic/templates/config.html
@@ -13,11 +13,8 @@
 	</div>
 	<div class="scroller">
 		<roundcube:object name="plugin.devicelist" id="devices-table" class="listing"
-			data-label-msg="listempty" role="listbox" />
+			data-label-msg="listempty" role="listbox" data-list="devicelist" />
 	</div>
-<!--
-	<div class="footer"></div>
--->
 </div>
 
 <!-- device info frame -->
diff --git a/plugins/libkolab/skins/elastic/include/kolab_activesync.less b/plugins/libkolab/skins/elastic/include/kolab_activesync.less
index de4c016a..95700df9 100644
--- a/plugins/libkolab/skins/elastic/include/kolab_activesync.less
+++ b/plugins/libkolab/skins/elastic/include/kolab_activesync.less
@@ -28,14 +28,14 @@
 }
 
 #devices-table {
-    td:before {
-        &:extend(.font-icon-class);
-        content: @fa-var-rss-square; // TODO: mobile icon is not free
-    }
-
-    td {
+    td:not(.selection) {
         display: flex;
 
+        &:before {
+            &:extend(.font-icon-class);
+            content: @fa-var-rss-square; // TODO: mobile icon is not free
+        }
+
         span {
             .overflow-ellipsis;
         }