diff --git a/platform/Apple/source/CicadaConfig.h b/platform/Apple/source/CicadaConfig.h
index 1c3db1130..bdfde7913 100644
--- a/platform/Apple/source/CicadaConfig.h
+++ b/platform/Apple/source/CicadaConfig.h
@@ -102,6 +102,8 @@ OBJC_EXPORT
  */
 @property (nonatomic, copy) NSMutableArray *httpHeaders;
 
+@property(nonatomic, assign) int liveStartIndex;
+
 @end
 
 #endif /* CicadaConfig_h */
diff --git a/platform/Apple/source/CicadaConfig.mm b/platform/Apple/source/CicadaConfig.mm
index 0e752bf78..96632f849 100644
--- a/platform/Apple/source/CicadaConfig.mm
+++ b/platform/Apple/source/CicadaConfig.mm
@@ -21,6 +21,7 @@ @implementation CicadaConfig
 @synthesize clearShowWhenStop;
 @synthesize networkRetryCount;
 @synthesize httpHeaders;
+@synthesize liveStartIndex;
 
 - (instancetype)init{
     if (self = [super init]) {
@@ -35,6 +36,7 @@ - (instancetype)init{
         userAgent = nil;
         networkRetryCount = 2;
         httpHeaders = [[NSMutableArray alloc] init];
+        liveStartIndex = -3;
     }
     return self;
 }
diff --git a/platform/Apple/source/CicadaPlayer.mm b/platform/Apple/source/CicadaPlayer.mm
index 3d7e7df2b..0102f82bc 100644
--- a/platform/Apple/source/CicadaPlayer.mm
+++ b/platform/Apple/source/CicadaPlayer.mm
@@ -167,7 +167,8 @@ -(void) setConfig:(CicadaConfig*)config
         alivcConfig.highBufferDuration = config.highBufferDuration;
         alivcConfig.startBufferDuration = config.startBufferDuration;
         alivcConfig.networkRetryCount = config.networkRetryCount;
-        
+        alivcConfig.liveStartIndex = config.liveStartIndex;
+
         if (nil != config.httpProxy) {
             alivcConfig.httpProxy = [config.httpProxy UTF8String];
         }
@@ -220,7 +221,8 @@ -(CicadaConfig*) getConfig
             mConfig.networkTimeout = config->networkTimeout;
             mConfig.clearShowWhenStop = config->bClearShowWhenStop;
             mConfig.networkRetryCount = config->networkRetryCount;
-            
+            mConfig.liveStartIndex = config->liveStartIndex;
+
             [mConfig.httpHeaders removeAllObjects];
             for (int i=0;i<config->customHeaders.size();i++) {
                 [mConfig.httpHeaders addObject:[[NSString alloc] initWithUTF8String:config->customHeaders[i].c_str()]];