diff --git a/README.md b/README.md
index f1592e0..503024e 100644
--- a/README.md
+++ b/README.md
@@ -112,4 +112,4 @@ adb install my-tv.apk
 
 ## 赞赏
 
-![image](./screenshots/zfb.jpg)
\ No newline at end of file
+![image](./screenshots/appreciate.jpeg)
\ No newline at end of file
diff --git a/app/src/main/java/com/lizongying/mytv/Request.kt b/app/src/main/java/com/lizongying/mytv/Request.kt
index 2125cb3..7e2b522 100644
--- a/app/src/main/java/com/lizongying/mytv/Request.kt
+++ b/app/src/main/java/com/lizongying/mytv/Request.kt
@@ -43,54 +43,6 @@ class Request {
     private val input =
         """{"mver":"1","subver":"1.2","host":"www.yangshipin.cn/#/tv/home?pid=","referer":"","canvas":"YSPANGLE(Apple,ANGLEMetalRenderer:AppleM1Pro,UnspecifiedVersion)"}""".toByteArray()
 
-    private var mapping = mapOf(
-        "CCTV4K" to "CCTV4K 超高清",
-        "CCTV1" to "CCTV1 综合",
-        "CCTV2" to "CCTV2 财经",
-        "CCTV4" to "CCTV4 中文国际",
-        "CCTV5" to "CCTV5 体育",
-        "CCTV5+" to "CCTV5+ 体育赛事",
-        "CCTV7" to "CCTV7 国防军事",
-        "CCTV9" to "CCTV9 记录",
-        "CCTV10" to "CCTV10 科教",
-        "CCTV11" to "CCTV11 戏曲",
-        "CCTV12" to "CCTV12 社会与法",
-        "CCTV13" to "CCTV13 新闻",
-        "CCTV14" to "CCTV14 少儿",
-        "CCTV15" to "CCTV15 音乐",
-        "CCTV16-HD" to "CCTV16 奥林匹克",
-        "CCTV17" to "CCTV17 农业农村",
-        "CGTN" to "CGTN",
-        "CGTN法语频道" to "CGTN 法语频道",
-        "CGTN俄语频道" to "CGTN 俄语频道",
-        "CGTN阿拉伯语频道" to "CGTN 阿拉伯语频道",
-        "CGTN西班牙语频道" to "CGTN 西班牙语频道",
-        "CGTN外语纪录频道" to "CGTN 纪录频道",
-        "东方卫视" to "东方卫视",
-        "湖南卫视" to "湖南卫视",
-        "湖北卫视" to "湖北卫视",
-        "辽宁卫视" to "辽宁卫视",
-        "江苏卫视" to "江苏卫视",
-        "江西卫视" to "江西卫视",
-        "山东卫视" to "山东卫视",
-        "广东卫视" to "广东卫视",
-        "广西卫视" to "广西卫视",
-        "重庆卫视" to "重庆卫视",
-        "河南卫视" to "河南卫视",
-        "河北卫视" to "河北卫视",
-        "贵州卫视" to "贵州卫视",
-        "北京卫视" to "北京卫视",
-        "黑龙江卫视" to "黑龙江卫视",
-        "浙江卫视" to "浙江卫视",
-        "安徽卫视" to "安徽卫视",
-        "深圳卫视" to "深圳卫视",
-        "四川卫视" to "四川卫视",
-        "福建东南卫视" to "东南卫视",
-        "海南卫视" to "海南卫视",
-        "天津卫视" to "天津卫视",
-        "新疆卫视" to "新疆卫视",
-    )
-
     init {
         handler.post(tokenRunnable)
     }
@@ -364,7 +316,6 @@ class Request {
 
                             for ((_, v) in TVList.list) {
                                 for (v2 in v) {
-                                    Log.i(TAG, "$v2")
                                     if (v2.title == item.channelName || v2.alias == item.channelName) {
                                         v2.pid = item.pid
                                         v2.sid = item.streamId