diff --git a/app/admin/controller/File.php b/app/admin/controller/File.php
index dd41ff147..c9a675e20 100644
--- a/app/admin/controller/File.php
+++ b/app/admin/controller/File.php
@@ -80,4 +80,18 @@ class File extends Controller
     {
         SystemFile::mDelete();
     }
+
+    /**
+     * 清理重复文件
+     * @auth true
+     * @return void
+     */
+    public function distinct()
+    {
+        $map = ['uuid' => AdminService::getUserId()];
+        $db1 = SystemFile::mk()->fieldRaw('max(id) id')->where($map)->group('hash');
+        $db2 = $this->app->db->table($db1->buildSql())->alias('dt')->field('id');
+        SystemFile::mk()->whereRaw("id not in {$db2->buildSql()}")->delete();
+        $this->success('清理重复文件记录');
+    }
 }
\ No newline at end of file
diff --git a/app/admin/view/file/index.html b/app/admin/view/file/index.html
index 3e1584d7f..bf975b95e 100644
--- a/app/admin/view/file/index.html
+++ b/app/admin/view/file/index.html
@@ -1,6 +1,9 @@
 {extend name='table'}
 
 {block name="button"}
+<!--{if auth("distinct")}-->
+<a data-table-id="FileTable" data-load='{:url("distinct")}' class='layui-btn layui-btn-sm layui-btn-primary'>清理重复</a>
+<!--{/if}-->
 <!--{if auth("remove")}-->
 <a data-confirm="确定永久删除这些账号吗？" data-table-id="FileTable" data-action='{:url("remove")}' data-rule="id#{id}" class='layui-btn layui-btn-sm layui-btn-primary'>批量删除</a>
 <!--{/if}-->