diff --git a/src/options.html b/src/options.html
index cd325a0..6daa9ca 100644
--- a/src/options.html
+++ b/src/options.html
@@ -6,22 +6,29 @@
     <link rel="stylesheet" href="options.css">
   </head>
   <body>
-    <p>
-      <input type="checkbox" id="list"> <label for="list" data-i18n="list"></label><br>
-      <input type="checkbox" id="thread"> <label for="thread" data-i18n="thread"></label><br>
-      <input type="checkbox" id="threadall"> <label for="threadall" data-i18n="threadall"></label>
-    </p>
-    <h4 data-i18n="enhancements"></h4>
-    <p>
-      <input type="checkbox" id="fixedtoolbar"> <label for="fixedtoolbar" data-i18n="fixedtoolbar"></label><br>
-      <input type="checkbox" id="redirect"> <label for="redirect" data-i18n="redirect"></label> <span class="experimental-label" data-i18n="experimental_label"></span><br>
-      <input type="checkbox" id="history"> <label for="history" data-i18n="history"></label><br>
-      <input type="checkbox" id="loaddrafts"> <label for="loaddrafts" data-i18n="loaddrafts"></label> <span class="experimental-label" data-i18n="experimental_label"></span><br>
-      <input type="checkbox" id="increasecontrast"> <label for="increasecontrast" data-i18n="increasecontrast"></label><br>
-      <input type="checkbox" id="stickysidebarheaders"> <label for="stickysidebarheaders" data-i18n="stickysidebarheaders"></label><br>
-      <input type="checkbox" id="profileindicator"> <label for="profileindicator" data-i18n="profileindicator"></label> <span class="experimental-label" data-i18n="experimental_label"></span><br>
-    </p>
-    <p class="actions"><button id="save" data-i18n="save"></button></p>
+    <form>
+      <p>
+        <input type="checkbox" id="list"> <label for="list" data-i18n="list"></label><br>
+        <input type="checkbox" id="thread"> <label for="thread" data-i18n="thread"></label><br>
+        <input type="checkbox" id="threadall"> <label for="threadall" data-i18n="threadall"></label>
+      </p>
+      <h4 data-i18n="enhancements"></h4>
+      <p>
+        <input type="checkbox" id="fixedtoolbar"> <label for="fixedtoolbar" data-i18n="fixedtoolbar"></label><br>
+        <input type="checkbox" id="redirect"> <label for="redirect" data-i18n="redirect"></label> <span class="experimental-label" data-i18n="experimental_label"></span><br>
+        <input type="checkbox" id="history"> <label for="history" data-i18n="history"></label><br>
+        <input type="checkbox" id="loaddrafts"> <label for="loaddrafts" data-i18n="loaddrafts"></label> <span class="experimental-label" data-i18n="experimental_label"></span><br>
+        <input type="checkbox" id="increasecontrast"> <label for="increasecontrast" data-i18n="increasecontrast"></label><br>
+        <input type="checkbox" id="stickysidebarheaders"> <label for="stickysidebarheaders" data-i18n="stickysidebarheaders"></label><br>
+      </p>
+      <h4 data-i18n="profileindicator_header"></h4>
+      <p>
+        <input type="checkbox" id="profileindicator"> <label for="profileindicator" data-i18n="profileindicator"></label> <span class="experimental-label" data-i18n="experimental_label"></span><br>
+        <input type="checkbox" id="profileindicatoralt"> <label for="profileindicatoralt" data-i18n="profileindicatoralt"></label> <span class="experimental-label" data-i18n="experimental_label"></span><br>
+        <a href="https://gerrit.avm99963.com/plugins/gitiles/infinitegforums/+/refs/heads/master/docs/op_indicator.md" target="_blank" rel="noreferrer noopener" data-i18n="profileindicator_moreinfo"></a><br>
+      </p>
+      <p class="actions"><button id="save" data-i18n="save"></button></p>
+    </form>
     <div id="save-indicator"></div>
     <script src="common/common.js"></script>
     <script src="options.js"></script>