diff --git a/NADA-iOS-forRelease/Sources/AppDelegate.swift b/NADA-iOS-forRelease/Sources/AppDelegate.swift
index 64580c03..bca7effe 100644
--- a/NADA-iOS-forRelease/Sources/AppDelegate.swift
+++ b/NADA-iOS-forRelease/Sources/AppDelegate.swift
@@ -46,6 +46,8 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         }
         UserDefaults.standard.removeObject(forKey: Const.UserDefaultsKey.accessToken)
         UserDefaults.standard.removeObject(forKey: Const.UserDefaultsKey.refreshToken)
+        UserDefaults.standard.removeObject(forKey: Const.UserDefaultsKey.isKakaoLogin)
+        UserDefaults.standard.removeObject(forKey: Const.UserDefaultsKey.isAppleLogin)
     }
     
     // MARK: UISceneSession Lifecycle
diff --git a/NADA-iOS-forRelease/Sources/ViewControllers/Login/LoginViewController.swift b/NADA-iOS-forRelease/Sources/ViewControllers/Login/LoginViewController.swift
index 025e35d2..27c97d78 100644
--- a/NADA-iOS-forRelease/Sources/ViewControllers/Login/LoginViewController.swift
+++ b/NADA-iOS-forRelease/Sources/ViewControllers/Login/LoginViewController.swift
@@ -72,9 +72,6 @@ class LoginViewController: UIViewController {
     }
     
     // 카카오 로그인 버튼 클릭 시
-//    @objc
-
-    
     @objc
     func kakaoSignInButtonPress() {
         // 카카오톡 설치 여부 확인
@@ -204,7 +201,6 @@ extension LoginViewController {
                     UserDefaults.standard.set(userData.user.userID, forKey: Const.UserDefaultsKey.userID)
                     UserDefaults.standard.set(userData.user.token.accessToken, forKey: Const.UserDefaultsKey.accessToken)
                     UserDefaults.standard.set(userData.user.token.refreshToken, forKey: Const.UserDefaultsKey.refreshToken)
-                    
                 }
             case .requestErr(let message):
                 print("postUserSignUpWithAPI - requestErr: \(message)")
diff --git a/NADA-iOS-forRelease/Sources/ViewControllers/More/MoreViewController.swift b/NADA-iOS-forRelease/Sources/ViewControllers/More/MoreViewController.swift
index 0288f61d..a2affcbd 100644
--- a/NADA-iOS-forRelease/Sources/ViewControllers/More/MoreViewController.swift
+++ b/NADA-iOS-forRelease/Sources/ViewControllers/More/MoreViewController.swift
@@ -112,7 +112,7 @@ extension MoreViewController {
             self.makeOKAlert(title: "", message: "로그아웃이 완료 되었습니다.") { _ in
                 if let acToken = UserDefaults.standard.string(forKey: Const.UserDefaultsKey.accessToken) {
                     self.logoutUserWithAPI(token: acToken)
-                    self.defaults.removeObject(forKey: Const.UserDefaultsKey.accessToken)
+                    self.defaults.set(false, forKey: Const.UserDefaultsKey.hasBeenLaunchedBeforeFlag)
                     self.defaults.removeObject(forKey: Const.UserDefaultsKey.darkModeState)
                     let nextVC = UIStoryboard(name: Const.Storyboard.Name.login, bundle: nil).instantiateViewController(withIdentifier: Const.ViewController.Identifier.loginViewController)
                     nextVC.modalPresentationStyle = .overFullScreen
@@ -146,7 +146,7 @@ extension MoreViewController {
                     self.makeOKAlert(title: "", message: "모든 명함이 삭제되었습니다.") { _ in
                         if let acToken = UserDefaults.standard.string(forKey: Const.UserDefaultsKey.accessToken) {
                             self.deleteUserWithAPI(token: acToken)
-                            self.defaults.removeObject(forKey: Const.UserDefaultsKey.accessToken)
+                            self.defaults.set(false, forKey: Const.UserDefaultsKey.hasBeenLaunchedBeforeFlag)
                             self.defaults.removeObject(forKey: Const.UserDefaultsKey.darkModeState)
                             let nextVC = UIStoryboard(name: Const.Storyboard.Name.login, bundle: nil).instantiateViewController(withIdentifier: Const.ViewController.Identifier.loginViewController)
                             nextVC.modalPresentationStyle = .overFullScreen