diff --git a/Build/Products/Debug-iphonesimulator/libdsbridge.a b/Build/Products/Debug-iphonesimulator/libdsbridge.a
index 85fa401..f7aace2 100644
Binary files a/Build/Products/Debug-iphonesimulator/libdsbridge.a and b/Build/Products/Debug-iphonesimulator/libdsbridge.a differ
diff --git a/dsbridge/DWKWebView.h b/dsbridge/DWKWebView.h
index 718edf6..929f5a6 100644
--- a/dsbridge/DWKWebView.h
+++ b/dsbridge/DWKWebView.h
@@ -8,7 +8,7 @@
 
 #import <WebKit/WebKit.h>
 
-@interface DWKWebView : WKWebView <WKUIDelegate,WKNavigationDelegate,UIAlertViewDelegate >
+@interface DWKWebView : WKWebView <WKUIDelegate>
 
 @property (nullable, nonatomic, weak) id <WKUIDelegate> DSUIDelegate;
 
diff --git a/dsbridge/DWKWebView.m b/dsbridge/DWKWebView.m
index 27a51db..363b207 100644
--- a/dsbridge/DWKWebView.m
+++ b/dsbridge/DWKWebView.m
@@ -172,6 +172,45 @@ -(void)webView:(WKWebView *)webView runJavaScriptConfirmPanelWithMessage:(NSStri
     }
 }
 
+- (WKWebView *)webView:(WKWebView *)webView createWebViewWithConfiguration:(WKWebViewConfiguration *)configuration forNavigationAction:(WKNavigationAction *)navigationAction windowFeatures:(WKWindowFeatures *)windowFeatures{
+    if( self.DSUIDelegate && [self.DSUIDelegate respondsToSelector:
+                              @selector(webView:createWebViewWithConfiguration:forNavigationAction:windowFeatures:)]){
+        return [self.DSUIDelegate webView:webView createWebViewWithConfiguration:configuration forNavigationAction:navigationAction windowFeatures:windowFeatures];
+    }
+    return  nil;
+}
+
+- (void)webViewDidClose:(WKWebView *)webView{
+    if( self.DSUIDelegate && [self.DSUIDelegate respondsToSelector:
+                              @selector(webViewDidClose:)]){
+        [self.DSUIDelegate webViewDidClose:webView];
+    }
+}
+
+- (BOOL)webView:(WKWebView *)webView shouldPreviewElement:(WKPreviewElementInfo *)elementInfo{
+    if( self.DSUIDelegate && [self.DSUIDelegate respondsToSelector:
+                              @selector(webView:shouldPreviewElement:)]){
+        return [self.DSUIDelegate webView:webView shouldPreviewElement:elementInfo];
+    }
+    return NO;
+}
+
+- (UIViewController *)webView:(WKWebView *)webView previewingViewControllerForElement:(WKPreviewElementInfo *)elementInfo defaultActions:(NSArray<id<WKPreviewActionItem>> *)previewActions{
+    if( self.DSUIDelegate && [self.DSUIDelegate respondsToSelector:
+                              @selector(webView:previewingViewControllerForElement:defaultActions:)]){
+        return [self.DSUIDelegate webView:webView previewingViewControllerForElement:elementInfo defaultActions:previewActions];
+    }
+    return  nil;
+}
+
+
+- (void)webView:(WKWebView *)webView commitPreviewingViewController:(UIViewController *)previewingViewController{
+    if( self.DSUIDelegate && [self.DSUIDelegate respondsToSelector:
+                              @selector(webView:commitPreviewingViewController:)]){
+        return [self.DSUIDelegate webView:webView commitPreviewingViewController:previewingViewController];
+    }
+}
+
 - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
 {
     if(dialogType==1 && alertHandler){
diff --git a/dsbridgedemo/ViewController.h b/dsbridgedemo/ViewController.h
index 8f6c272..a4526f3 100644
--- a/dsbridgedemo/ViewController.h
+++ b/dsbridgedemo/ViewController.h
@@ -7,9 +7,10 @@
 //
 
 #import <UIKit/UIKit.h>
+#import "dsbridge.h"
 #import "JsApiTest.h"
 
-@interface ViewController : UIViewController
+@interface ViewController : UIViewController <WKNavigationDelegate>
 {
     JsApiTest *jsApi;
 }
diff --git a/dsbridgedemo/ViewController.m b/dsbridgedemo/ViewController.m
index 8207035..d2155f2 100644
--- a/dsbridgedemo/ViewController.m
+++ b/dsbridgedemo/ViewController.m
@@ -7,7 +7,6 @@
 //
 
 #import "ViewController.h"
-#import "dsbridge.h"
 #import <WebKit/WebKit.h>
 #import "JsEchoApi.h"
 @interface ViewController ()
@@ -31,6 +30,8 @@ - (void)viewDidLoad {
     
     [dwebview customJavascriptDialogLabelTitles:@{@"alertTitle":@"Notification",@"alertBtn":@"OK"}];
     
+    dwebview.navigationDelegate=self;
+    
     // load test.html
     NSString *path = [[NSBundle mainBundle] bundlePath];
     NSURL *baseURL = [NSURL fileURLWithPath:path];