diff --git a/module/webapp/lang/en.php b/module/webapp/lang/en.php
index f3e4d9939a..d36b136b18 100644
--- a/module/webapp/lang/en.php
+++ b/module/webapp/lang/en.php
@@ -74,3 +74,4 @@ $lang->webapp->errorGetExtensions = 'Get extensions from www.zentao.net failed.
 $lang->webapp->successInstall     = 'Success Install App.';
 $lang->webapp->confirmDelete      = 'Are you sure delete this app?';
 $lang->webapp->noticeAbstract     = 'Sentence describes the application, not more than 30 words';
+$lang->webapp->noticeIcon         = 'The size of icon is 72x72.';
diff --git a/module/webapp/lang/zh-cn.php b/module/webapp/lang/zh-cn.php
index dfc5ceacfc..9f6cef47ee 100644
--- a/module/webapp/lang/zh-cn.php
+++ b/module/webapp/lang/zh-cn.php
@@ -74,3 +74,4 @@ $lang->webapp->errorGetExtensions = '从www.zentao.net获得插件失败。可
 $lang->webapp->successInstall     = '成功安装应用！';
 $lang->webapp->confirmDelete      = '是否删除该应用？';
 $lang->webapp->noticeAbstract     = '用一句话介绍应用，不多于30个字';
+$lang->webapp->noticeIcon         = '图标大小建议为72x72';
diff --git a/module/webapp/view/create.html.php b/module/webapp/view/create.html.php
index 97d942d24e..d14921ab04 100644
--- a/module/webapp/view/create.html.php
+++ b/module/webapp/view/create.html.php
@@ -44,7 +44,7 @@
   </tr>
   <tr>
     <th align='left'><?php echo $lang->webapp->icon?></th>
-    <td><?php echo html::file('files', "class='text-1' size='57'")?></td>
+    <td><?php echo html::file('files', "class='text-1' size='57'")?><br /><span><?php echo $lang->webapp->noticeIcon?></span></td>
   </tr>
   <tr><td colspan='2' align='center'><?php echo html::submitButton()?></td></tr>
 </table>
diff --git a/module/webapp/view/edit.html.php b/module/webapp/view/edit.html.php
index 9709734a5b..f6d21e3b10 100644
--- a/module/webapp/view/edit.html.php
+++ b/module/webapp/view/edit.html.php
@@ -48,10 +48,11 @@
   <tr>
     <th align='left'><?php echo $lang->webapp->icon?></th>
     <td>
-    <?php
-    if($webapp->icon) echo "<p><img src='{$webapp->icon->webPath}' /></p>";
-    echo html::file('files', "class='text-1' size='57'");
-    ?>
+      <?php
+      if($webapp->icon) echo "<p><img src='{$webapp->icon->webPath}' /></p>";
+      echo html::file('files', "class='text-1' size='57'");
+      ?>
+      <br /><span><?php echo $lang->webapp->noticeIcon?></span>
     </td>
   </tr>
   <?php endif;?>
diff --git a/module/webapp/view/install.html.php b/module/webapp/view/install.html.php
index 7ae9772635..356758056d 100644
--- a/module/webapp/view/install.html.php
+++ b/module/webapp/view/install.html.php
@@ -14,7 +14,7 @@
 <form method='post' target='hiddenwin'>
 <div class='box-title'><?php echo $lang->webapp->install?></div>
 <div class='box-content'>
-  <p align='center' style='margin-top:10px;'><span><?php echo $lang->webapp->selectModule?></span>
+  <p align='center' style='margin:30px 0;'><span><?php echo $lang->webapp->selectModule?></span>
   <?php
   echo html::select('module', $modules);
   echo html::submitButton();