diff --git a/app/src/main/java/com/fongmi/android/tv/bean/Sub.java b/app/src/main/java/com/fongmi/android/tv/bean/Sub.java
index 8a664d07f..e8a6e0e28 100644
--- a/app/src/main/java/com/fongmi/android/tv/bean/Sub.java
+++ b/app/src/main/java/com/fongmi/android/tv/bean/Sub.java
@@ -31,7 +31,7 @@ public class Sub {
         if (path.startsWith("http")) {
             return http(path);
         } else {
-            return file(Path.utf8(Path.local(path)));
+            return file(Path.local(path));
         }
     }
 
diff --git a/app/src/main/java/com/fongmi/android/tv/player/Players.java b/app/src/main/java/com/fongmi/android/tv/player/Players.java
index 548755fe4..b909ca49d 100644
--- a/app/src/main/java/com/fongmi/android/tv/player/Players.java
+++ b/app/src/main/java/com/fongmi/android/tv/player/Players.java
@@ -195,6 +195,7 @@ public class Players implements Player.Listener, IMediaPlayer.Listener, ParseCal
     public void setSub(Sub sub) {
         this.sub = sub;
         if (isIjk()) return;
+        setPosition(getPosition());
         setMediaSource();
     }
 
diff --git a/catvod/src/main/java/com/github/catvod/utils/Path.java b/catvod/src/main/java/com/github/catvod/utils/Path.java
index 7ced5cb5c..c414ffce8 100644
--- a/catvod/src/main/java/com/github/catvod/utils/Path.java
+++ b/catvod/src/main/java/com/github/catvod/utils/Path.java
@@ -201,10 +201,6 @@ public class Path {
         }
     }
 
-    public static File utf8(File file) {
-        return write(cache(file.getName()), Util.utf8(readToByte(file)));
-    }
-
     public static void move(File in, File out) {
         copy(in, out);
         clear(in);
diff --git a/catvod/src/main/java/com/github/catvod/utils/Util.java b/catvod/src/main/java/com/github/catvod/utils/Util.java
index 9d7c86254..0220732c1 100644
--- a/catvod/src/main/java/com/github/catvod/utils/Util.java
+++ b/catvod/src/main/java/com/github/catvod/utils/Util.java
@@ -8,8 +8,6 @@ import android.util.Base64;
 
 import com.github.catvod.Init;
 
-import org.mozilla.universalchardet.UniversalDetector;
-
 import java.io.File;
 import java.io.FileInputStream;
 import java.math.BigInteger;
@@ -17,7 +15,6 @@ import java.net.Inet4Address;
 import java.net.InetAddress;
 import java.net.NetworkInterface;
 import java.net.SocketException;
-import java.nio.charset.StandardCharsets;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.Enumeration;
@@ -68,17 +65,6 @@ public class Util {
         return md5(Path.jar(name)).equalsIgnoreCase(md5);
     }
 
-    public static byte[] utf8(byte[] bytes) {
-        try {
-            UniversalDetector detector = new UniversalDetector(null);
-            detector.handleData(bytes, 0, bytes.length);
-            detector.dataEnd();
-            return new String(bytes, detector.getDetectedCharset()).getBytes(StandardCharsets.UTF_8);
-        } catch (Exception e) {
-            return bytes;
-        }
-    }
-
     public static String md5(String src) {
         try {
             if (TextUtils.isEmpty(src)) return "";