diff --git a/sdk/demo/demo.html b/sdk/demo/demo.html
index 98b347a24d717a3a6b7f8cba9883a73ec54bb140..1b8982431ab463e8d7e6866b02486611a692ef99 100644
--- a/sdk/demo/demo.html
+++ b/sdk/demo/demo.html
@@ -386,11 +386,7 @@ Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
         auto_rotate: true,
         libPath: commonLibPath, // 配置库文件地址
         decoder_type: 'H264', // H265\H264
-        microPhoneOutputType: 'OPUS', // PCM或OPUS
-        media_config: {
-          bitrate: 3000000, // [100000, 1000000]
-          fps: 10  //  [10, 60] 10的整数倍
-        }
+        microPhoneOutputType: 'OPUS' // PCM或OPUS
       };
 
       try {
diff --git a/sdk/index.html b/sdk/index.html
index f4dbd34c6cdce44c4fc6b1899f00f1bfbe03e201..2a9220559e039175fe4f1e69861facc3b756efb6 100644
--- a/sdk/index.html
+++ b/sdk/index.html
@@ -386,11 +386,7 @@ Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
         auto_rotate: true,
         libPath: commonLibPath, // 配置库文件地址
         decoder_type: 'H264', // H265\H264
-        microPhoneOutputType: 'OPUS', // PCM或OPUS
-        media_config: {
-          bitrate: 3000000, // [100000, 1000000]
-          fps: 10  //  [10, 60] 10的整数倍
-        }
+        microPhoneOutputType: 'OPUS' // PCM或OPUS
       };
       try {
         if (CloudApp.isSupport()) {
diff --git a/sdk/src/AppController.js b/sdk/src/AppController.js
index 0778512fb3631cc9d4bf9c2e872b0efcd92b5c25..e5ea93a6737c621969d124db4d5595a34d8130fc 100644
--- a/sdk/src/AppController.js
+++ b/sdk/src/AppController.js
@@ -677,8 +677,6 @@ class AppController {
                 this.isMSE = this.isMSEMode(this.recMediaConfig.frame_type);
                 this.initPlyerAndStart();
                 this.updateResolution();
-                // 按照参数设置清晰度
-                this.setResolution(DEFAULT_DEFINITION);
 
                 // 进入全屏模式
                 this.triggerFullscreen();
@@ -939,7 +937,8 @@ class AppController {
             client_type: '3',
             media_config: {
                 ...this.options.mediaConfig,
-                frame_type: FRAME_TYPE_MAP.TYPE265
+                frame_type: FRAME_TYPE_MAP.TYPE265,
+                quality: PROTOCOL_CONFIG[DEFAULT_DEFINITION].quality
             }
         };
         // ios/android接入，切到home后有可能会停止发送心跳，该场景下切home超时不生效，切home超时由断连超时决定。
@@ -1193,17 +1192,12 @@ class AppController {
 
     // 设置画质
     setResolution(clarityVal) {
-        if (this.recMediaConfig) {
-            const mediaWidth = this.recMediaConfig.width;
-            const frameType = this.recMediaConfig.frame_type.toUpperCase();
-            const allMediaConfig = PROTOCOL_CONFIG[frameType];
-            const config = allMediaConfig[`${mediaWidth}P`][clarityVal];
-            if (this.startParams.media_config && this.startParams.media_config.bitrate) {
-                config.bitrate = this.startParams.media_config.bitrate;
-            }
-
-            this.setMediaConfig(config);
+        const config = PROTOCOL_CONFIG[clarityVal];
+        if (this.startParams.media_config && this.startParams.media_config.bitrate) {
+            config.bitrate = this.startParams.media_config.bitrate;
         }
+
+        this.setMediaConfig(config);
     }
 
     // 设置音视频参数
diff --git a/sdk/src/config/protocolConfig.js b/sdk/src/config/protocolConfig.js
index 0b537b89f3438509b610949e373dddcabd356025..c0780a980bf07e2a99bc0e6445ddcdfba30def6a 100644
--- a/sdk/src/config/protocolConfig.js
+++ b/sdk/src/config/protocolConfig.js
@@ -127,77 +127,14 @@ const PROTOCOL_CONFIG = {
             height: 1920
         }
     },
-    H264: {
-        '720P': {
-            'UHD': {
-                virtual_width: 720,
-                virtual_height: 1280,
-                bitrate: 2000000
-            },
-            'HD': {
-                virtual_width: 720,
-                virtual_height: 1280,
-                bitrate: 1500000
-            },
-            'SD': {
-                virtual_width: 544,
-                virtual_height: 960,
-                bitrate: 1100000
-            },
-        },
-        '1280P': {
-            'UHD': {
-                virtual_width: 1080,
-                virtual_height: 1920,
-                bitrate: 4000000
-            },
-            'HD': {
-                virtual_width: 1080,
-                virtual_height: 1920,
-                bitrate: 3000000
-            },
-            'SD': {
-                virtual_width: 720,
-                virtual_height: 1280,
-                bitrate: 2200000
-            },
-        },
+    'UHD': {
+        quality: 'best'
     },
-    H265: {
-        '720P': {
-            'UHD': {
-                virtual_width: 720,
-                virtual_height: 1280,
-                bitrate: 1400000
-            },
-            'HD': {
-                virtual_width: 720,
-                virtual_height: 1280,
-                bitrate: 1000000
-            },
-            'SD': {
-                virtual_width: 544,
-                virtual_height: 960,
-                bitrate: 800000
-            },
-        },
-        '1280P': {
-            'UHD': {
-                virtual_width: 1080,
-                virtual_height: 1920,
-                bitrate: 2700000
-            },
-            'HD': {
-                virtual_width: 1080,
-                virtual_height: 1920,
-                bitrate: 2000000
-            },
-            'SD': {
-                virtual_width: 720,
-                virtual_height: 1280,
-                bitrate: 1500000
-            },
-        },
+    'HD': {
+        quality: 'main'
+    },
+    'SD': {
+        quality: 'basic'
     },
     DEFAULT_RESOLUTION: {
         width: 720,