diff --git a/app/src/main/java/com/web3auth/app/MainActivity.kt b/app/src/main/java/com/web3auth/app/MainActivity.kt
index b1cc945..54e84df 100644
--- a/app/src/main/java/com/web3auth/app/MainActivity.kt
+++ b/app/src/main/java/com/web3auth/app/MainActivity.kt
@@ -40,12 +40,9 @@ import com.web3auth.core.types.WhiteLabelData
 import org.json.JSONObject
 import org.web3j.crypto.Credentials
 import java.util.concurrent.CompletableFuture
-import java.util.concurrent.atomic.AtomicBoolean
 
 class MainActivity : AppCompatActivity(), AdapterView.OnItemClickListener {
     private lateinit var web3Auth: Web3Auth
-    private val isLoginCompleted = AtomicBoolean(false)
-    private var count = 0
 
     private val verifierList: List<LoginVerifier> = listOf(
         LoginVerifier("Google", Provider.GOOGLE),
@@ -125,6 +122,7 @@ class MainActivity : AppCompatActivity(), AdapterView.OnItemClickListener {
         val signOutButton = findViewById<Button>(R.id.signOutButton)
         val launchWalletButton = findViewById<Button>(R.id.launchWalletButton)
         val signMsgButton = findViewById<Button>(R.id.signMsgButton)
+        val signResultButton = findViewById<Button>(R.id.signResultButton)
         val btnSetUpMfa = findViewById<Button>(R.id.btnSetUpMfa)
         val spinner = findViewById<TextInputLayout>(R.id.verifierList)
         val hintEmailEditText = findViewById<EditText>(R.id.etEmailHint)
@@ -157,6 +155,7 @@ class MainActivity : AppCompatActivity(), AdapterView.OnItemClickListener {
             btnSetUpMfa.visibility = View.GONE
             launchWalletButton.visibility = View.GONE
             signMsgButton.visibility = View.GONE
+            signResultButton.visibility = View.GONE
             spinner.visibility = View.VISIBLE
         }
     }
@@ -295,23 +294,14 @@ class MainActivity : AppCompatActivity(), AdapterView.OnItemClickListener {
     override fun onNewIntent(intent: Intent?) {
         super.onNewIntent(intent)
         web3Auth.setResultUrl(intent?.data)
-        isLoginCompleted.set(true)
     }
 
     override fun onResume() {
         super.onResume()
-        if (isLoginCompleted.get()) {
-            isLoginCompleted.set(false)
-            count = 0
-        } else {
-            if (count > 0) {
-                if (Web3Auth.getSignResponse() != null) {
-                    return
-                }
-                Toast.makeText(this, "User closed the browser.", Toast.LENGTH_SHORT).show()
-                web3Auth.setResultUrl(null)
-            }
-            count++
+        if (Web3Auth.getCustomTabsClosed()) {
+            Toast.makeText(this, "User closed the browser.", Toast.LENGTH_SHORT).show()
+            web3Auth.setResultUrl(null)
+            Web3Auth.setCustomTabsClosed(false)
         }
     }
 
diff --git a/core/src/main/AndroidManifest.xml b/core/src/main/AndroidManifest.xml
index 29cb285..823ab74 100644
--- a/core/src/main/AndroidManifest.xml
+++ b/core/src/main/AndroidManifest.xml
@@ -20,6 +20,10 @@
             android:name="com.web3auth.core.WebViewActivity"
             android:theme="@style/Theme.AppCompat" />
 
+        <activity
+            android:name=".CustomChromeTabsActivity"
+            android:theme="@style/Theme.AppCompat" />
+
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/core/src/main/java/com/web3auth/core/CustomChromeTabsActivity.kt b/core/src/main/java/com/web3auth/core/CustomChromeTabsActivity.kt
new file mode 100644
index 0000000..6493b6f
--- /dev/null
+++ b/core/src/main/java/com/web3auth/core/CustomChromeTabsActivity.kt
@@ -0,0 +1,54 @@
+package com.web3auth.core
+
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import androidx.activity.result.ActivityResultLauncher
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.appcompat.app.AppCompatActivity
+import androidx.browser.customtabs.CustomTabsIntent
+import com.web3auth.core.types.WEBVIEW_URL
+
+class CustomChromeTabsActivity : AppCompatActivity() {
+
+    private lateinit var customTabLauncher: ActivityResultLauncher<Intent>
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_cct)
+
+        customTabLauncher =
+            registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+                if (result.resultCode == RESULT_CANCELED) {
+                    Web3Auth.setCustomTabsClosed(true)
+                    finish()
+                }
+            }
+
+        val extras = intent.extras
+        if (extras != null) {
+            val webViewUrl = extras.getString(WEBVIEW_URL)
+            if (webViewUrl != null) {
+                launchCustomTabs(webViewUrl)
+            }
+        }
+    }
+
+    private fun launchCustomTabs(url: String) {
+        val defaultBrowser = this.getDefaultBrowser()
+        val customTabsBrowsers = this.getCustomTabsBrowsers()
+        if (customTabsBrowsers.contains(defaultBrowser)) {
+            val intent = CustomTabsIntent.Builder().build().intent
+            intent.data = Uri.parse(url)
+            intent.`package` = defaultBrowser
+            customTabLauncher.launch(intent)
+        } else if (customTabsBrowsers.isNotEmpty()) {
+            val intent = CustomTabsIntent.Builder().build().intent
+            intent.data = Uri.parse(url)
+            intent.`package` = customTabsBrowsers[0]
+            customTabLauncher.launch(intent)
+        } else {
+            startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(url)))
+        }
+    }
+}
\ No newline at end of file
diff --git a/core/src/main/java/com/web3auth/core/Web3Auth.kt b/core/src/main/java/com/web3auth/core/Web3Auth.kt
index e482913..6202ed5 100644
--- a/core/src/main/java/com/web3auth/core/Web3Auth.kt
+++ b/core/src/main/java/com/web3auth/core/Web3Auth.kt
@@ -2,19 +2,33 @@ package com.web3auth.core
 
 import android.content.Intent
 import android.net.Uri
-import androidx.browser.customtabs.CustomTabsIntent
 import com.google.gson.GsonBuilder
 import com.google.gson.JsonArray
 import com.google.gson.JsonObject
 import com.web3auth.core.api.ApiHelper
 import com.web3auth.core.api.ApiService
 import com.web3auth.core.keystore.KeyStoreManagerUtils
-import com.web3auth.core.types.*
+import com.web3auth.core.types.ChainConfig
+import com.web3auth.core.types.ErrorCode
+import com.web3auth.core.types.ExtraLoginOptions
+import com.web3auth.core.types.LoginConfigItem
+import com.web3auth.core.types.LoginParams
+import com.web3auth.core.types.MFALevel
+import com.web3auth.core.types.REDIRECT_URL
+import com.web3auth.core.types.SessionResponse
+import com.web3auth.core.types.SignResponse
+import com.web3auth.core.types.UnKnownException
+import com.web3auth.core.types.UserCancelledException
+import com.web3auth.core.types.UserInfo
+import com.web3auth.core.types.WEBVIEW_URL
+import com.web3auth.core.types.Web3AuthError
+import com.web3auth.core.types.Web3AuthOptions
+import com.web3auth.core.types.Web3AuthResponse
 import com.web3auth.session_manager_android.SessionManager
 import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.launch
 import org.json.JSONObject
-import java.util.*
+import java.util.Locale
 import java.util.concurrent.CompletableFuture
 
 class Web3Auth(web3AuthOptions: Web3AuthOptions) {
@@ -140,21 +154,9 @@ class Web3Auth(web3AuthOptions: Web3AuthOptions) {
                     Uri.Builder().scheme(sdkUrl.scheme).encodedAuthority(sdkUrl.encodedAuthority)
                         .encodedPath(sdkUrl.encodedPath).appendPath("start").fragment(hash).build()
                 //print("url: => $url")
-                val defaultBrowser = context.getDefaultBrowser()
-                val customTabsBrowsers = context.getCustomTabsBrowsers()
-
-                if (customTabsBrowsers.contains(defaultBrowser)) {
-                    val customTabs = CustomTabsIntent.Builder().build()
-                    customTabs.intent.setPackage(defaultBrowser)
-                    customTabs.launchUrl(context, url)
-                } else if (customTabsBrowsers.isNotEmpty()) {
-                    val customTabs = CustomTabsIntent.Builder().build()
-                    customTabs.intent.setPackage(customTabsBrowsers[0])
-                    customTabs.launchUrl(context, url)
-                } else {
-                    // Open in browser externally
-                    context.startActivity(Intent(Intent.ACTION_VIEW, url))
-                }
+                val intent = Intent(context, CustomChromeTabsActivity::class.java)
+                intent.putExtra(WEBVIEW_URL, url.toString())
+                context.startActivity(intent)
             }
         }
     }
@@ -175,15 +177,19 @@ class Web3Auth(web3AuthOptions: Web3AuthOptions) {
         if (ApiHelper.isNetworkAvailable(web3AuthOption.context)) {
 
             //fetch project config
-            fetchProjectConfig()
-
-            this.authorizeSession().whenComplete { resp, error ->
-                if (error == null) {
-                    web3AuthResponse = resp
+            fetchProjectConfig().whenComplete { _, err ->
+                if (err == null) {
+                    this.authorizeSession().whenComplete { resp, error ->
+                        if (error == null) {
+                            web3AuthResponse = resp
+                            initializeCf.complete(null)
+                        } else {
+                            print(error)
+                        }
+                    }
                 } else {
-                    print(error)
+                    initializeCf.completeExceptionally(err)
                 }
-                initializeCf.complete(null)
             }
         }
         return initializeCf
@@ -377,9 +383,8 @@ class Web3Auth(web3AuthOptions: Web3AuthOptions) {
         return sessionCompletableFuture
     }
 
-    private fun fetchProjectConfig() {
-        val projectConfigCompletableFuture: CompletableFuture<ProjectConfigResponse> =
-            CompletableFuture()
+    private fun fetchProjectConfig(): CompletableFuture<Boolean> {
+        val projectConfigCompletableFuture: CompletableFuture<Boolean> = CompletableFuture()
         val web3AuthApi =
             ApiHelper.getInstance(web3AuthOption.network.name).create(ApiService::class.java)
         GlobalScope.launch {
@@ -400,6 +405,7 @@ class Web3Auth(web3AuthOptions: Web3AuthOptions) {
                                 web3AuthOption.whiteLabel!!.merge(response.whitelabel)
                         }
                     }
+                    projectConfigCompletableFuture.complete(true)
                 } else {
                     projectConfigCompletableFuture.completeExceptionally(
                         Exception(
@@ -420,6 +426,7 @@ class Web3Auth(web3AuthOptions: Web3AuthOptions) {
                 )
             }
         }
+        return projectConfigCompletableFuture
     }
 
     /**
@@ -646,6 +653,7 @@ class Web3Auth(web3AuthOptions: Web3AuthOptions) {
     companion object {
 
         private var signResponse: SignResponse? = null
+        private var isCustomTabsClosed: Boolean = false
         fun setSignResponse(_response: SignResponse?) {
             signResponse = _response
         }
@@ -653,6 +661,14 @@ class Web3Auth(web3AuthOptions: Web3AuthOptions) {
         fun getSignResponse(): SignResponse? {
             return signResponse
         }
+
+        fun setCustomTabsClosed(_isCustomTabsClosed: Boolean) {
+            isCustomTabsClosed = _isCustomTabsClosed
+        }
+
+        fun getCustomTabsClosed(): Boolean {
+            return isCustomTabsClosed
+        }
     }
 }
 
diff --git a/core/src/main/java/com/web3auth/core/types/Web3AuthOptions.kt b/core/src/main/java/com/web3auth/core/types/Web3AuthOptions.kt
index c1e4a78..250fbbe 100644
--- a/core/src/main/java/com/web3auth/core/types/Web3AuthOptions.kt
+++ b/core/src/main/java/com/web3auth/core/types/Web3AuthOptions.kt
@@ -57,4 +57,5 @@ fun getWalletSdkUrl(buildEnv: BuildEnv?): String {
 const val openLoginVersion = "v8"
 const val walletServicesVersion = "v2"
 const val WEBVIEW_URL = "walletUrl"
-const val REDIRECT_URL = "redirectUrl"
\ No newline at end of file
+const val REDIRECT_URL = "redirectUrl"
+const val CUSTOM_TABS_URL = "customTabsUrl"
\ No newline at end of file
diff --git a/core/src/main/res/layout/activity_cct.xml b/core/src/main/res/layout/activity_cct.xml
new file mode 100644
index 0000000..ed583c7
--- /dev/null
+++ b/core/src/main/res/layout/activity_cct.xml
@@ -0,0 +1,9 @@
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".WebViewActivity">
+
+    <!-- You can add any views or layout elements here as needed -->
+
+</RelativeLayout>
\ No newline at end of file