diff --git a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/Model/MyPageAccountModel.swift b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/Model/MyPageAccountModel.swift
index 73adab6..dda9b32 100644
--- a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/Model/MyPageAccountModel.swift
+++ b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/Model/MyPageAccountModel.swift
@@ -13,6 +13,7 @@ struct MyPageAccountModel: Equatable {
 }
 
 struct AccountRowData: Hashable {
+    var uuid = UUID()
     var title: String
     var content: String?
     var titleColor: UIColor = .white
@@ -20,17 +21,25 @@ struct AccountRowData: Hashable {
     var isOn: Bool = false
     
     static func userInfo() -> [AccountRowData] {
-        return [AccountRowData(title: I18N.nickname, 
+        return [AccountRowData(title: I18N.nickname,
                                content: KeychainUtil.getBool(DefaultKeys.isAppleLogin) ? KeychainUtil.getAppleUsername() : KeychainUtil.getKakaoNickname()),
-                AccountRowData(title: I18N.email, 
+                AccountRowData(title: I18N.email,
                                content: KeychainUtil.getBool(DefaultKeys.isAppleLogin) ? KeychainUtil.getAppleEmail() : KeychainUtil.getKakaoEmail()),
-                AccountRowData(title: I18N.account, 
+                AccountRowData(title: I18N.account,
                                content: KeychainUtil.getBool(DefaultKeys.isAppleLogin) ? "apple" : "kakao"),
                 AccountRowData(title: I18N.notification, isSwitch: true)]
     }
     
     static func logout() -> [AccountRowData] {
-        return [AccountRowData(title: I18N.logout, 
+        return [AccountRowData(title: I18N.logout,
                                titleColor: .ntdRed!)]
     }
+    
+    func hash(into hasher: inout Hasher) {
+        hasher.combine(uuid)
+    }
+    
+    static func ==(lhs: AccountRowData, rhs: AccountRowData) -> Bool {
+        return lhs.uuid == rhs.uuid
+    }
 }
diff --git a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountCollectionViewCell.swift b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountCollectionViewCell.swift
index 9f49514..4b50a88 100644
--- a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountCollectionViewCell.swift
+++ b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountCollectionViewCell.swift
@@ -94,13 +94,15 @@ extension MyPageAccountCollectionViewCell {
         titleLabel.text = data.title
         contentLabel.text = data.content
         notificationSwitch.setOn(data.isOn, animated: true)
-
+        
         notificationSwitch.isHidden = !data.isSwitch
         contentLabel.isHidden = data.isSwitch
     }
     
     func setBindings() {
-        notificationSwitch.tapPublisher
+        
+        notificationSwitch.statePublisher
+            .receive(on: RunLoop.main)
             .sink { [weak self] isOn in
                 guard let self else { return }
                 self.switchTapped.send(isOn)
@@ -162,12 +164,10 @@ extension UIControl {
 }
 
 extension UISwitch {
-    var tapPublisher: AnyPublisher<Bool, Never> {
+    var statePublisher: AnyPublisher<Bool, Never> {
         controlPublisher(for: .valueChanged)
-            .map { control in
-                guard let uiSwitch = control as? UISwitch else { return false }
-                return uiSwitch.isOn
-            }
+            .map { $0 as! UISwitch }
+            .map { $0.isOn }
             .eraseToAnyPublisher()
     }
 }
diff --git a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountViewController.swift b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountViewController.swift
index 3bb45fb..aeb7756 100644
--- a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountViewController.swift
+++ b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewControllers/MyPageAccountViewController.swift
@@ -61,11 +61,6 @@ final class MyPageAccountViewController: UIViewController {
         setupDataSource()
         setBindings()
     }
- 
-     deinit {
-         cancelBag.forEach { $0.cancel() }
-        print("🤍 🤍 🤍🤍 🤍 deinit")
-    }
 }
 
 // MARK: - Methods
@@ -77,7 +72,11 @@ private extension MyPageAccountViewController {
         
         navigationView.do {
             $0.setTitle(I18N.myInfoAccount)
-            $0.delegate = self
+            $0.buttonTapped.sink { [weak self] _ in
+                guard let self else { return }
+                self.backButtonTapped.send(())
+            }
+            .store(in: &navigationView.cancelBag)
         }
         
         collectionView.do {
@@ -118,17 +117,20 @@ private extension MyPageAccountViewController {
     }
     
     private func setupDataSource() {
-        let cellRegistration = CellRegistration<MyPageAccountCollectionViewCell, AccountRowData> {cell, _, item in
+        
+        let cellRegistration = CellRegistration<MyPageAccountCollectionViewCell, AccountRowData> { [weak self] cell, _, item in
             cell.configure(data: item)
             cell.switchTapped
                 .receive(on: RunLoop.main)
                 .sink { [weak self] isOn in
-                    self?.switchButtonTapped.send(isOn)
+                    guard let self else { return }
+                    self.switchButtonTapped.send(isOn)
                 }
                 .store(in: &cell.cancelBag)
         }
         
         dataSource = DataSource(collectionView: collectionView, cellProvider: { collectionView, indexPath, item in
+            
             return collectionView.dequeueConfiguredReusableCell(using: cellRegistration,
                                                                 for: indexPath,
                                                                 item: item)
@@ -136,6 +138,7 @@ private extension MyPageAccountViewController {
     }
     
     private func setBindings() {
+        
         let input = MyPageAccountViewModelInput(viewWillAppearSubject: viewWillAppearSubject,
                                                 withdrawalTapped: withdrawalTapped,
                                                 logoutTapped: logoutTapped,
@@ -147,7 +150,8 @@ private extension MyPageAccountViewController {
         output.viewWillAppearSubject
             .receive(on: RunLoop.main)
             .sink { [weak self] in
-                self?.setSnapShot(userInfo: $0.profileData, logout: $0.logout)
+                guard let self else { return }
+                self.setSnapShot(userInfo: $0.profileData, logout: $0.logout)
             }
             .store(in: &cancelBag)
         
@@ -166,7 +170,7 @@ private extension MyPageAccountViewController {
         snapShot.appendItems(userInfo, toSection: .account)
         snapShot.appendItems(logout, toSection: .logout)
         
-        dataSource?.applySnapshotUsingReloadData(snapShot)
+        dataSource?.apply(snapShot, animatingDifferences: true)
     }
     
     private func layout() -> UICollectionViewLayout {
@@ -183,14 +187,10 @@ extension MyPageAccountViewController: UICollectionViewDelegate {
     }
 }
 
-extension MyPageAccountViewController: NavigationDelegate {
+extension MyPageAccountViewController {
     
     @objc
     private func presentToWithdraw() {
         withdrawalTapped.send(())
     }
-    
-    func popViewController() {
-        backButtonTapped.send(())
-    }
 }
diff --git a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewModel/MyPageAccountViewModelImpl.swift b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewModel/MyPageAccountViewModelImpl.swift
index 9139a45..73bea7b 100644
--- a/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewModel/MyPageAccountViewModelImpl.swift
+++ b/iOS-NOTTODO/iOS-NOTTODO/Presentation/MyPageAccount/ViewModel/MyPageAccountViewModelImpl.swift
@@ -30,12 +30,16 @@ final class MyPageAccountViewModelImpl: MyPageAccountViewModel {
         let viewWillAppearAndForeground = Publishers.Merge(input.viewWillAppearSubject, NotificationCenter.default.willEnterForeground.map { _ in })
         
         viewWillAppearAndForeground
-            .flatMap { _ in
-                self.getAuthorizationStatus()
+            .flatMap { [weak self] _ in
+                guard let self = self else {
+                    return Empty<MyPageAccountModel, Never>().eraseToAnyPublisher()
+                }
+                return self.getAuthorizationStatus()
                     .map { isAuthorized -> MyPageAccountModel in
                         var profileData = AccountRowData.userInfo()
                         let logoutData = AccountRowData.logout()
                         profileData[3].isOn = isAuthorized
+                        KeychainUtil.setBool(isAuthorized, forKey: DefaultKeys.isNotificationAccepted)
                         return MyPageAccountModel(profileData: profileData, logout: logoutData)
                     }
                     .eraseToAnyPublisher()
@@ -45,7 +49,7 @@ final class MyPageAccountViewModelImpl: MyPageAccountViewModel {
                 self.mypageAccountModel.send(model)
             })
             .store(in: &cancelBag)
-        
+
         input.switchButtonTapped
             .sink { [weak self] _ in
                 guard let self = self else { return }
@@ -103,6 +107,6 @@ final class MyPageAccountViewModelImpl: MyPageAccountViewModel {
     }
     
     deinit {
-           cancelBag.forEach { $0.cancel() }
-       }
+        cancelBag.forEach { $0.cancel() }
+    }
 }