diff --git a/seahub/templates/base.html b/seahub/templates/base.html
index c3d11279b7..6a47135657 100644
--- a/seahub/templates/base.html
+++ b/seahub/templates/base.html
@@ -80,12 +80,6 @@
             {% endfor %}
         </ul>
         {% endif %}
-
-        <div id="confirm-popup" class="hide">
-            <div id="confirm-con"></div>
-            <button id="confirm-yes">{% trans "Yes" %}</button>
-            <button class="simplemodal-close">{% trans "No" %}</button>
-        </div>
         
         {% block extra-hidden-dom %}
         {% endblock %}
@@ -103,7 +97,6 @@ var app = {
 }
 </script>
 <script type="text/javascript" src="{% static "scripts/lib/jquery.min.js" %}" id="jquery"></script>{# 'id="jquery"' is for pdf file view with pdf2html #}
-<script type="text/javascript" src="{% static "scripts/lib/jquery.simplemodal.js" %}"></script>
 <script type="text/javascript" src="{{ MEDIA_URL }}js/jq.min.js"></script>
 <script type="text/javascript" src="{{ MEDIA_URL }}js/base.js?t=1536127546642"></script>
 <script type="text/javascript">
diff --git a/seahub/templates/repo_history_view.html b/seahub/templates/repo_history_view.html
deleted file mode 100644
index e4632d4d0b..0000000000
--- a/seahub/templates/repo_history_view.html
+++ /dev/null
@@ -1,128 +0,0 @@
-{% extends "base_wide_page.html" %}
-
-{% load seahub_tags avatar_tags i18n %}
-
-
-{% block extra_style %}
-<style type="text/css">
-.go-back { top:-3px; }
-</style>
-{% endblock %}
-
-{% block wide_page_content %}
-<h2 class="repo-snapshot-hd">{% blocktrans with repo_name=repo.props.name %}<span class="op-target">{{repo_name}}</span> Snapshot{% endblocktrans %} <span class="commit-time">({{ current_commit.props.ctime|tsstr_sec }})</span></h2>
-
-{% if referer %}
-<a href="#" class="go-back" title="{% trans "Back" %}">
-    <span class="icon-chevron-left"></span>
-</a>
-{% endif %}
-
-            {% if path == '/' %}
-            <div id="repo-latest-commit" class="repo-snapshot-commit">
-                <span class="commit-msg">{{ current_commit.props.desc|translate_commit_desc }}</span>
-                <span class="meta-info split">
-                    <span class="author">
-                        {% if current_commit.props.creator_name %}
-                        <img src="{% avatar_url current_commit.props.creator_name 40 %}" width="20" class="avatar" />
-                        <a class="name" href="{% url 'user_profile' current_commit.props.creator_name %}">{{ current_commit.props.creator_name|email2nickname }}</a>
-                        {% else %}
-                        {% trans "Unknown"%}
-                        {% endif %}
-                    </span>
-                    <span class="time">{{ current_commit.props.ctime|translate_seahub_time }}</span>
-                </span>
-            </div>
-            {% endif %}
-
-            <div class="repo-file-list-topbar ovhd">
-                <p class="path fleft">
-                {% trans "Current path: "%}
-                {% for name, link in zipped %}
-                {% if not forloop.last %}
-                <a href="{% url 'repo_history_view' repo.id %}?commit_id={{ current_commit.id }}&p={{ link|urlencode }}" class="repo-history-view-link">{{ name }}</a> /
-                {% else %}
-                {{ name }}
-                {% endif %}
-                {% endfor %}
-                </p>
-
-                {% if path == '/' and is_repo_owner %}
-                    <button data-url="{% url 'repo_revert_history' repo.id %}?commit_id={{ current_commit.id }}" id="repo-revert" class="op-btn fright">{% trans "Restore"%}</button>
-                {% endif %}
-            </div>
-            <!-- /.repo-file-list-topbar -->
-            <table>
-                <tr>
-                    <th width="5%"></th>
-                    <th width="45%">{% trans "Name"%}</th>
-                    <th width="23%">{% trans "Size"%}</th>
-                    <th width="27%">{% trans "Operations"%}</th>
-                </tr>
-
-                {% for dirent in dir_list %}
-                <tr data-name="{{ dirent.obj_name }}">
-                    <td class="alc"><img src="{{ MEDIA_URL }}img/folder-24.png" alt="{% trans "Directory"%}" /></td>
-                    <td><a href="{% url 'repo_history_view' repo.id %}?commit_id={{ current_commit.id }}&p={{ path|urlencode }}{{ dirent.obj_name|urlencode }}" class="repo-history-view-link">{{ dirent.obj_name }}</a></td>
-                    <td></td>
-                    <td><a class="op vh restore-dir" data-commit_id="{{ current_commit.id }}" data-commit_path="{{ path }}{{ dirent.obj_name }}" href="#">{% trans "Restore" %}</a></td>
-                </tr>
-                {% endfor %}
-
-                {% for dirent in file_list %}
-                <tr data-name="{{ dirent.props.obj_name }}">
-                    <td class="alc"><img src="{{ MEDIA_URL }}img/file/{{ dirent.obj_name|file_icon_filter }}" alt="{% trans "File"%}" /></td>
-                    <td><a class="normal" href="{% url 'view_snapshot_file' repo.props.id %}?obj_id={{ dirent.props.obj_id }}&commit_id={{ current_commit.id }}&p={{ path|urlencode }}{{ dirent.obj_name|urlencode }}" target="_blank">{{ dirent.props.obj_name }}</a></td>
-                    <td>{{ dirent.file_size|filesizeformat }}</td>
-                    <td>
-                        <a class="op vh restore-file" data-commit_id="{{ current_commit.id }}" data-commit_path="{{ path }}{{ dirent.obj_name }}" href="#">{% trans "Restore" %}</a>
-                        <a class="op vh" href="{% url 'download_file' repo.id dirent.obj_id%}?file_name={{ dirent.obj_name|urlencode }}&p={{path|urlencode}}{{ dirent.obj_name|urlencode }}">{% trans "Download" %}</a>
-                    </td>
-                </tr>
-                {% endfor %}
-            </table>
-    {% endblock %}
-
-{% block extra_script %}
-<script type="text/javascript">
-addConfirmTo($('#repo-revert'), {
-    'title':"{% trans "Restore Library" %}",
-    'con':"{% trans "Are you sure you want to restore this library?" %}",
-    'post':true
-});
-
-$('.restore-file, .restore-dir').on('click', function() {
-    var _this = $(this),
-        commit_id = _this.attr('data-commit_id'),
-        path = _this.attr('data-commit_path'),
-        url;
-
-    if (_this.hasClass('restore-file')) {
-        url = "{% url 'api-v2.1-file-view' repo.id %}" + "?p=" + encodeURIComponent(path);
-    } else {
-        url = "{% url 'api-v2.1-dir-view' repo.id %}" + "?p=" + encodeURIComponent(path);
-    }
-
-    $.ajax({
-        url: url,
-        type: 'POST',
-        data: {'operation': 'revert', 'commit_id': commit_id},
-        cache: false,
-        dataType: 'json',
-        beforeSend: prepareCSRFToken,
-        success: function() {
-            var msg = "{% trans "Successfully restored {dirent_name}" %}".replace('{dirent_name}', _this.closest('tr').attr('data-name'));
-            feedback(msg, 'success');
-        },
-        error: ajaxErrorHandler
-    });
-    return false;
-});
-
-$('.repo-history-view-link').each(function() {
-    $(this).attr('href', $(this).attr('href') + '&referer=' + encodeURIComponent(location.href));
-});
-
-{% include 'snippets/go_back_js.html' %}
-</script>
-{% endblock %}
diff --git a/tests/seahub/views/repo/test_repo_history_view.py b/tests/seahub/views/repo/test_repo_history_view.py
deleted file mode 100644
index 1a613ea5e4..0000000000
--- a/tests/seahub/views/repo/test_repo_history_view.py
+++ /dev/null
@@ -1,14 +0,0 @@
-from django.urls import reverse
-
-from seahub.test_utils import BaseTestCase
-
-class RepoHistoryViewTest(BaseTestCase):
-    def setUp(self):
-        self.login_as(self.user)
-        self.url = reverse('repo_history_view', args=[self.repo.id]) + '?commit_id=' + self.repo.head_cmmt_id
-
-    def test_can_render(self):
-        resp = self.client.get(self.url)
-        self.assertEqual(200, resp.status_code)
-        self.assertTemplateUsed(resp, 'repo_history_view.html')
-        assert resp.context['user_perm'] == 'rw'