diff --git a/package/NaverGameSDK-1.3.3.unitypackage b/package/NaverGameSDK-1.3.3.unitypackage
deleted file mode 100644
index b69bf49..0000000
Binary files a/package/NaverGameSDK-1.3.3.unitypackage and /dev/null differ
diff --git a/package/NaverGameSDK-1.3.4.unitypackage b/package/NaverGameSDK-1.3.4.unitypackage
new file mode 100644
index 0000000..879b4c5
Binary files /dev/null and b/package/NaverGameSDK-1.3.4.unitypackage differ
diff --git a/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm b/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm
index 157b2d9..0f766aa 100644
--- a/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm
+++ b/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm
@@ -85,7 +85,7 @@ - (void)setAppScheme:(NSString *)appScheme {
 }
 
 
-(NSString *)getAuthSettingDescription {
+- (NSString *)getAuthSettingDescription {
     return NNGSDKManager.shared.authSettingDescription;
 }
 
diff --git a/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist b/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist
index 1b0ff9d..0c7da2a 100644
Binary files a/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist and b/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist differ
diff --git a/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK b/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK
index 756c54b..7e98590 100644
Binary files a/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK and b/sample/2019.4.20f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK differ
diff --git a/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm b/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm
index 157b2d9..0f766aa 100644
--- a/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm
+++ b/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NCSDKUnityManager.mm
@@ -85,7 +85,7 @@ - (void)setAppScheme:(NSString *)appScheme {
 }
 
 
-(NSString *)getAuthSettingDescription {
+- (NSString *)getAuthSettingDescription {
     return NNGSDKManager.shared.authSettingDescription;
 }
 
diff --git a/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist b/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist
index 1b0ff9d..0c7da2a 100644
Binary files a/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist and b/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.bundle/Info.plist differ
diff --git a/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK b/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK
index 756c54b..7e98590 100644
Binary files a/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK and b/sample/2021.3.6f1-UnitySample/Assets/NGSDK/Plugins/iOS/NNGSDK.framework/Versions/A/NNGSDK differ