diff --git a/lib/chrome.js b/lib/chrome.js
index 534875e..d8f3963 100644
--- a/lib/chrome.js
+++ b/lib/chrome.js
@@ -1223,8 +1223,23 @@ exports.startDebug = function(url, proxy, profileName, debuggingPort, isPreventP
         .setUserDataDir(null)
         .setDebuggingPort(debuggingPort)
         .setIsPreventProxy(isPreventProxy)
-        .addUserAgentsFromFile("data\\Chrome.txt")
-        .addUserAgentsFromFile("data\\Edge.txt")
+        //.addUserAgentsFromFile("data\\Chrome.txt")
+        //.addUserAgentsFromFile("data\\Edge.txt")
+        //.addUserAgentsFromFile("data\\Safari.txt")
+        .open(url)
+    ;
+};
+
+exports.startDebugInPrivate = function(url, proxy, profileName, debuggingPort, isPreventProxy) {
+    return (new ChromeObject())
+        .setProxy(proxy)
+        .setProfile(profileName, null)
+        .setUserDataDir(null)
+        .setDebuggingPort(debuggingPort)
+        .setIsPreventProxy(isPreventProxy)
+		.setInPrivate(true)
+        //.addUserAgentsFromFile("data\\Chrome.txt")
+        //.addUserAgentsFromFile("data\\Edge.txt")
         //.addUserAgentsFromFile("data\\Safari.txt")
         .open(url)
     ;