diff --git a/OnlineChatSdk/Classes/ChatController.swift b/OnlineChatSdk/Classes/ChatController.swift
index 34964d5..fa60993 100644
--- a/OnlineChatSdk/Classes/ChatController.swift
+++ b/OnlineChatSdk/Classes/ChatController.swift
@@ -7,7 +7,7 @@
 //
 
 import UIKit
-import WebKit
+@preconcurrency import WebKit
 import AVFoundation
 
 @available(iOS 13.0, *)
@@ -514,7 +514,7 @@ open class ChatController: UIViewController, WKNavigationDelegate, WKScriptMessa
     }
 
     open func onLinkPressed(url: URL) {
-        UIApplication.shared.openURL(url)
+        UIApplication.shared.open(url, options: [:], completionHandler: nil)
     }
     
     open func playSound(_ systemSoundId: SystemSoundID) {
diff --git a/OnlineChatSdk/Classes/ChatDateFormatter.swift b/OnlineChatSdk/Classes/ChatDateFormatter.swift
index b8e4d05..ad0aa9e 100644
--- a/OnlineChatSdk/Classes/ChatDateFormatter.swift
+++ b/OnlineChatSdk/Classes/ChatDateFormatter.swift
@@ -1,6 +1,6 @@
 import Foundation
 
-class ChatDateFormatter : DateFormatter {
+class ChatDateFormatter : DateFormatter, @unchecked Sendable {
 
     override init() {
         super.init()