diff --git a/app/src/main/cpp/arm64-v8a/libnative.so b/app/src/main/cpp/arm64-v8a/libnative.so
index 651fac2..847481e 100755
Binary files a/app/src/main/cpp/arm64-v8a/libnative.so and b/app/src/main/cpp/arm64-v8a/libnative.so differ
diff --git a/app/src/main/cpp/armeabi-v7a/libnative.so b/app/src/main/cpp/armeabi-v7a/libnative.so
index 31d1ee4..33238ce 100755
Binary files a/app/src/main/cpp/armeabi-v7a/libnative.so and b/app/src/main/cpp/armeabi-v7a/libnative.so differ
diff --git a/app/src/main/java/com/lizongying/mytv/MainActivity.kt b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
index 928e286..a2ba521 100644
--- a/app/src/main/java/com/lizongying/mytv/MainActivity.kt
+++ b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
@@ -43,6 +43,8 @@ class MainActivity : FragmentActivity() {
                 .hide(infoFragment)
                 .commit()
         }
+
+        Log.i(TAG, "Signature ${getAppSignature()}")
     }
 
     fun switchInfoFragment(tv: TV) {
diff --git a/app/src/main/java/com/lizongying/mytv/api/YSP.kt b/app/src/main/java/com/lizongying/mytv/api/YSP.kt
index cfb5b61..288e697 100644
--- a/app/src/main/java/com/lizongying/mytv/api/YSP.kt
+++ b/app/src/main/java/com/lizongying/mytv/api/YSP.kt
@@ -60,7 +60,7 @@ class YSP(var context: Context) {
             sharedPref = (context as MainActivity).getPreferences(Context.MODE_PRIVATE)
         }
 
-//        guid = getGuid()
+        guid = getGuid()
     }
 
     fun switch(tvModel: TVViewModel): String {
@@ -68,7 +68,7 @@ class YSP(var context: Context) {
         cnlid = tvModel.getTV().sid
         defn = "fhd"
 
-        guid = getGuid()
+//        guid = getGuid()
         randStr = getRand()
         timeStr = getTimeStr()
 
@@ -99,13 +99,13 @@ class YSP(var context: Context) {
     }
 
     private fun getGuid(): String {
-//        var guid = sharedPref?.getString("guid", "")
-        if (guid == "") {
+        var guid = sharedPref?.getString("guid", "")
+        if (guid == null || guid.length < 18) {
             guid = generateGuid()
-//            with(sharedPref!!.edit()) {
-//                putString("guid", guid)
-//                apply()
-//            }
+            with(sharedPref!!.edit()) {
+                putString("guid", guid)
+                apply()
+            }
         }
         return guid
     }