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+App filtering is a parent management plug-in based on OpenWrt, which supports app filtering for games, videos, chats, downloads, etc.
+### How to compile application filtering firmware
+1. Prepare OpenWrt source code and compile successfully  
+    Recommended source code repository:  
+    https://github.com/coolsnowwolf/lede.git  
+    If you use the official source code, do not use the master branch, because the luci version is not compatible, version 18.06 is recommended.  
+2. Clone the application filtering source code to the OpenWrt source code package directory  
+git clone https://github.com/destan19/OpenAppFilter.git package/OpenAppFilter  
+3. make menuconfig to open the application filter plug-in macro  
+     Execute make menuconfig in the OpenWrt source code directory, enter the luci app menu and select luci-app-oaf to save  
+4. Compile and generate firmware  
+     make V=s  
+### Instructions for use
+1. Make the application filtering device the main route  
+2. Turn off software and hardware acceleration, advertising filtering, QOS, multi-WAN and other modules related to nf_conn mark  
+3. Turn on application filtering and select the app that needs to be filtered to take effect  
+
+
+
 应用过滤是一款基于OpenWrt的家长管理插件，支持游戏、视频、聊天、下载等app过滤  
 ### 如何编译应用过滤固件
 1. 准备OpenWrt源码，并编译成功