diff --git a/api/src/main/java/com/alibaba/nacos/api/config/ConfigService.java b/api/src/main/java/com/alibaba/nacos/api/config/ConfigService.java
index 6dd1f6bae..3adab5aa4 100644
--- a/api/src/main/java/com/alibaba/nacos/api/config/ConfigService.java
+++ b/api/src/main/java/com/alibaba/nacos/api/config/ConfigService.java
@@ -16,6 +16,7 @@
 
 package com.alibaba.nacos.api.config;
 
+import com.alibaba.nacos.api.config.filter.IConfigFilter;
 import com.alibaba.nacos.api.config.listener.Listener;
 import com.alibaba.nacos.api.exception.NacosException;
 
@@ -143,6 +144,15 @@ public interface ConfigService {
      * @return whether health
      */
     String getServerStatus();
+
+    /**
+     * add config filter.
+     * It is recommended to use {@link com.alibaba.nacos.api.config.filter.AbstractConfigFilter} to expand the filter.
+     *
+     * @param configFilter filter
+     * @since 2.3.0
+     */
+    void addConfigFilter(IConfigFilter configFilter);
     
     /**
      * Shutdown the resource service.
diff --git a/client/src/main/java/com/alibaba/nacos/client/config/NacosConfigService.java b/client/src/main/java/com/alibaba/nacos/client/config/NacosConfigService.java
index f8a351d39..a8e50c000 100644
--- a/client/src/main/java/com/alibaba/nacos/client/config/NacosConfigService.java
+++ b/client/src/main/java/com/alibaba/nacos/client/config/NacosConfigService.java
@@ -20,6 +20,7 @@ import com.alibaba.nacos.api.PropertyKeyConst;
 import com.alibaba.nacos.api.common.Constants;
 import com.alibaba.nacos.api.config.ConfigService;
 import com.alibaba.nacos.api.config.ConfigType;
+import com.alibaba.nacos.api.config.filter.IConfigFilter;
 import com.alibaba.nacos.api.config.listener.Listener;
 import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.client.config.filter.impl.ConfigFilterChainManager;
@@ -247,7 +248,12 @@ public class NacosConfigService implements ConfigService {
             return DOWN;
         }
     }
-    
+
+    @Override
+    public void addConfigFilter(IConfigFilter configFilter) {
+        configFilterChainManager.addFilter(configFilter);
+    }
+
     @Override
     public void shutDown() throws NacosException {
         worker.shutdown();
diff --git a/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java b/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java
index 36acb3ad3..6cfd7eddb 100644
--- a/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java
+++ b/client/src/main/java/com/alibaba/nacos/client/config/filter/impl/ConfigFilterChainManager.java
@@ -35,11 +35,13 @@ import java.util.ServiceLoader;
 public class ConfigFilterChainManager implements IConfigFilterChain {
     
     private final List<IConfigFilter> filters = new ArrayList<>();
+
+    private final Properties initProperty;
     
     public ConfigFilterChainManager(Properties properties) {
+        this.initProperty = properties;
         ServiceLoader<IConfigFilter> configFilters = ServiceLoader.load(IConfigFilter.class);
         for (IConfigFilter configFilter : configFilters) {
-            configFilter.init(properties);
             addFilter(configFilter);
         }
     }
@@ -51,6 +53,8 @@ public class ConfigFilterChainManager implements IConfigFilterChain {
      * @return this
      */
     public synchronized ConfigFilterChainManager addFilter(IConfigFilter filter) {
+        // init
+        filter.init(this.initProperty);
         // ordered by order value
         int i = 0;
         while (i < this.filters.size()) {