diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/data/local/SharedPreference.kt b/app/src/main/java/com/dongyang/android/youdongknowme/data/local/SharedPreference.kt
index 89e23e48..3f72ffb7 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/data/local/SharedPreference.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/data/local/SharedPreference.kt
@@ -37,16 +37,24 @@ object SharedPreference {
     // 최초 접속 여부
     private const val FIRST_LAUNCH = "FIRST_LAUNCH"
     fun getIsFirstLaunch(): Boolean = pref?.getBoolean(FIRST_LAUNCH, true) ?: true
-    fun setIsFirstLaunch(isFirstLaunch: Boolean) = pref?.edit()?.putBoolean(FIRST_LAUNCH, isFirstLaunch)?.apply()
+    fun setIsFirstLaunch(isFirstLaunch: Boolean) =
+        pref?.edit()?.putBoolean(FIRST_LAUNCH, isFirstLaunch)?.apply()
 
     // 학교 알림 설정 여부
     private const val ACCESS_SCHOOL_ALARM = "ACCESS_SCHOOL_ALARM"
     fun getIsAccessSchoolAlarm(): Boolean = pref?.getBoolean(ACCESS_SCHOOL_ALARM, true) ?: true
-    fun setIsAccessSchoolAlarm(isAccessSchoolAlarm: Boolean) = pref?.edit()?.putBoolean(ACCESS_SCHOOL_ALARM, isAccessSchoolAlarm)?.apply()
+    fun setIsAccessSchoolAlarm(isAccessSchoolAlarm: Boolean) =
+        pref?.edit()?.putBoolean(ACCESS_SCHOOL_ALARM, isAccessSchoolAlarm)?.apply()
 
     // 학과 알림 설정 여부
     private const val ACCESS_DEPART_ALARM = "ACCESS_DEPART_ALARM"
     fun getIsAccessDepartAlarm(): Boolean = pref?.getBoolean(ACCESS_DEPART_ALARM, true) ?: true
-    fun setIsAccessDepartAlarm(isAccessDepartAlarm: Boolean) = pref?.edit()?.putBoolean(ACCESS_DEPART_ALARM, isAccessDepartAlarm)?.apply()
+    fun setIsAccessDepartAlarm(isAccessDepartAlarm: Boolean) =
+        pref?.edit()?.putBoolean(ACCESS_DEPART_ALARM, isAccessDepartAlarm)?.apply()
+
+    // FCM 토큰
+    private const val FCM_TOKEN = "NO_TOKEN"
+    fun getFCMToken(): String = pref?.getString(FCM_TOKEN, "0") ?: "0"
+    fun setFcmToken(token: String) = pref?.edit()?.putString(FCM_TOKEN, token)?.apply()
 
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/data/local/dao/KeywordDao.kt b/app/src/main/java/com/dongyang/android/youdongknowme/data/local/dao/KeywordDao.kt
index fe8710d5..b9c3ea28 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/data/local/dao/KeywordDao.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/data/local/dao/KeywordDao.kt
@@ -23,4 +23,7 @@ interface KeywordDao {
 
     @Query("DELETE FROM keyword WHERE name = :name")
     suspend fun deleteKeyword(name: String)
+
+    @Query("SELECT * FROM keyword WHERE isSubscribe = 1")
+    suspend fun getSubscribedKeywords(): List<KeywordEntity>
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/data/remote/entity/Setting.kt b/app/src/main/java/com/dongyang/android/youdongknowme/data/remote/entity/Setting.kt
new file mode 100644
index 00000000..d8dc559c
--- /dev/null
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/data/remote/entity/Setting.kt
@@ -0,0 +1,15 @@
+package com.dongyang.android.youdongknowme.data.remote.entity
+
+data class UpdateDepartment(
+    val token: String,
+    val department: String,
+)
+
+data class RemoveToken(
+    val token: String,
+)
+
+data class UpdateTopic(
+    val token: String,
+    val topics: List<String>,
+)
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/data/remote/service/SettingService.kt b/app/src/main/java/com/dongyang/android/youdongknowme/data/remote/service/SettingService.kt
new file mode 100644
index 00000000..22aec639
--- /dev/null
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/data/remote/service/SettingService.kt
@@ -0,0 +1,22 @@
+package com.dongyang.android.youdongknowme.data.remote.service
+
+import com.dongyang.android.youdongknowme.data.remote.entity.RemoveToken
+import com.dongyang.android.youdongknowme.data.remote.entity.UpdateDepartment
+import com.dongyang.android.youdongknowme.data.remote.entity.UpdateTopic
+import retrofit2.http.Body
+import retrofit2.http.POST
+
+interface SettingService {
+
+    @POST("department/v1/dmu/updateDepartment")
+    suspend fun updateDepartment(@Body data: UpdateDepartment)
+
+    @POST("department/v1/dmu/deleteDepartment")
+    suspend fun deleteDepartment(@Body token: RemoveToken)
+
+    @POST("token/v1/dmu/updateTopic")
+    suspend fun updateTopic(@Body data: UpdateTopic)
+
+    @POST("token/v1/dmu/deleteTopic")
+    suspend fun deleteTopic(@Body token: RemoveToken)
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/data/repository/SettingRepository.kt b/app/src/main/java/com/dongyang/android/youdongknowme/data/repository/SettingRepository.kt
index 54315c51..8281ee08 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/data/repository/SettingRepository.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/data/repository/SettingRepository.kt
@@ -1,10 +1,21 @@
 package com.dongyang.android.youdongknowme.data.repository
 
 import com.dongyang.android.youdongknowme.data.local.SharedPreference
+import com.dongyang.android.youdongknowme.data.local.dao.KeywordDao
+import com.dongyang.android.youdongknowme.data.remote.entity.RemoveToken
+import com.dongyang.android.youdongknowme.data.remote.entity.UpdateDepartment
+import com.dongyang.android.youdongknowme.data.remote.entity.UpdateTopic
+import com.dongyang.android.youdongknowme.data.remote.service.SettingService
+import com.dongyang.android.youdongknowme.standard.network.ErrorResponseHandler
+import com.dongyang.android.youdongknowme.standard.network.NetworkResult
+import com.dongyang.android.youdongknowme.standard.network.RetrofitObject
 
-class SettingRepository {
+class SettingRepository(
+    private val keywordDao: KeywordDao,
+    private val errorResponseHandler: ErrorResponseHandler
+) {
 
-    fun getIsAccessSchoolAlarm(): Boolean = SharedPreference.getIsAccessSchoolAlarm()
+    fun getIsAccessUniversityAlarm(): Boolean = SharedPreference.getIsAccessSchoolAlarm()
 
     fun getIsAccessDepartAlarm(): Boolean = SharedPreference.getIsAccessDepartAlarm()
 
@@ -19,4 +30,65 @@ class SettingRepository {
     fun getUserDepartment(): String {
         return SharedPreference.getDepartment()
     }
+
+    suspend fun getUserTopic(): List<String> {
+        val subscribedTopic = keywordDao.getSubscribedKeywords()
+        return subscribedTopic.map { it.englishName }
+    }
+
+    fun getUserFCMToken(): String {
+        return SharedPreference.getFCMToken()
+    }
+
+    suspend fun updateUserDepartment(
+        data: UpdateDepartment
+    ): NetworkResult<Unit> {
+        return try {
+            val response = RetrofitObject.getNetwork().create(SettingService::class.java)
+                .updateDepartment(data)
+            NetworkResult.Success(response)
+        } catch (exception: Exception) {
+            val error = errorResponseHandler.getError(exception)
+            NetworkResult.Error(error)
+        }
+    }
+
+    suspend fun removeUserDepartment(
+        token: RemoveToken
+    ): NetworkResult<Unit> {
+        return try {
+            val response = RetrofitObject.getNetwork().create(SettingService::class.java)
+                .deleteDepartment(token)
+            NetworkResult.Success(response)
+        } catch (exception: Exception) {
+            val error = errorResponseHandler.getError(exception)
+            NetworkResult.Error(error)
+        }
+    }
+
+    suspend fun updateUserTopic(
+        data: UpdateTopic
+    ): NetworkResult<Unit> {
+        return try {
+            val response = RetrofitObject.getNetwork().create(SettingService::class.java)
+                .updateTopic(data)
+            NetworkResult.Success(response)
+        } catch (exception: Exception) {
+            val error = errorResponseHandler.getError(exception)
+            NetworkResult.Error(error)
+        }
+    }
+
+    suspend fun removeUserTopic(
+        token: RemoveToken
+    ): NetworkResult<Unit> {
+        return try {
+            val response = RetrofitObject.getNetwork().create(SettingService::class.java)
+                .deleteTopic(token)
+            NetworkResult.Success(response)
+        } catch (exception: Exception) {
+            val error = errorResponseHandler.getError(exception)
+            NetworkResult.Error(error)
+        }
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/service/FCMService.kt b/app/src/main/java/com/dongyang/android/youdongknowme/service/FCMService.kt
index 0bb10a83..d87e19bc 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/service/FCMService.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/service/FCMService.kt
@@ -8,6 +8,7 @@ import android.content.Intent
 import android.media.RingtoneManager
 import android.os.Build
 import androidx.core.app.NotificationCompat
+import com.dongyang.android.youdongknowme.data.local.SharedPreference
 import com.dongyang.android.youdongknowme.ui.view.main.MainActivity
 import com.google.firebase.messaging.FirebaseMessagingService
 import com.google.firebase.messaging.RemoteMessage
@@ -59,4 +60,9 @@ class FCMService : FirebaseMessagingService() {
         // 알림 표시
         notificationManager.notify(System.currentTimeMillis().toInt(), builder.build())
     }
+
+    override fun onNewToken(token: String) {
+        super.onNewToken(token)
+        SharedPreference.setFcmToken(token)
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/standard/di/KoinModules.kt b/app/src/main/java/com/dongyang/android/youdongknowme/standard/di/KoinModules.kt
index 1f28c5c0..97164703 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/standard/di/KoinModules.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/standard/di/KoinModules.kt
@@ -117,7 +117,7 @@ val repositoryModule = module {
         KeywordRepository(get())
     }
     single {
-        SettingRepository()
+        SettingRepository(get(), get())
     }
     single {
         AlarmRepository(get())
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/standard/network/RetrofitObject.kt b/app/src/main/java/com/dongyang/android/youdongknowme/standard/network/RetrofitObject.kt
index ecf3bbd4..72d38e3a 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/standard/network/RetrofitObject.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/standard/network/RetrofitObject.kt
@@ -9,7 +9,7 @@ import retrofit2.converter.gson.GsonConverterFactory
 import java.util.concurrent.TimeUnit
 
 object RetrofitObject {
-    private const val TIME_OUT_COUNT: Long = 10
+    private const val TIME_OUT_COUNT: Long = 30
 
     fun getNetwork(): Retrofit {
         val baseInterceptor = Interceptor { chain ->
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/depart/DepartActivity.kt b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/depart/DepartActivity.kt
index a36b066f..62c03183 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/depart/DepartActivity.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/depart/DepartActivity.kt
@@ -64,9 +64,6 @@ class DepartActivity : BaseActivity<ActivityDepartBinding, DepartViewModel>(), D
     private fun getDepart(items: ArrayList<String>) {
         return binding.btnDepartComplete.setOnClickListener {
             viewModel.setDepartment(items[viewModel.selectDepartPosition.value ?: 0])
-            val intent = Intent(this, MainActivity::class.java)
-            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
-            startActivity(intent)
             finish()
         }
     }
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/keyword/KeywordActivity.kt b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/keyword/KeywordActivity.kt
index e0db4e26..44f631c4 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/keyword/KeywordActivity.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/keyword/KeywordActivity.kt
@@ -1,12 +1,10 @@
 package com.dongyang.android.youdongknowme.ui.view.keyword
 
-import android.content.Intent
 import androidx.lifecycle.Observer
 import com.dongyang.android.youdongknowme.R
 import com.dongyang.android.youdongknowme.data.local.entity.KeywordEntity
 import com.dongyang.android.youdongknowme.databinding.ActivityKeywordBinding
 import com.dongyang.android.youdongknowme.standard.base.BaseActivity
-import com.dongyang.android.youdongknowme.ui.view.permission.OnboardingPermissionActivity
 import com.google.android.material.chip.Chip
 import com.google.android.material.chip.ChipGroup
 import org.koin.androidx.viewmodel.ext.android.viewModel
@@ -17,7 +15,7 @@ class KeywordActivity : BaseActivity<ActivityKeywordBinding, KeywordViewModel>()
     override val viewModel: KeywordViewModel by viewModel()
 
     override fun initStartView() = Unit
-    
+
     override fun initDataBinding() {
         // 효율을 위해 단 한번만 옵저빙하여 이미 구독중인 항목을 선택 처리
         viewModel.localKeywordList.observe(this, object : Observer<List<KeywordEntity>> {
@@ -40,14 +38,9 @@ class KeywordActivity : BaseActivity<ActivityKeywordBinding, KeywordViewModel>()
         viewModel.checkFirstLaunch()
         viewModel.getLocalKeywordList()
 
-        // TODO :: 안드로이드 데이터베이스에 유저별 설정한 키워드 저장 및 파이어베이스 키워드 구독 설정
         binding.btnKeywordComplete.setOnClickListener {
             viewModel.subscribeCheckedKeyword()
-            if (viewModel.isFirstLaunch.value == true) {
-                viewModel.setFirstLaunch(false)
-                val intent = Intent(this@KeywordActivity, OnboardingPermissionActivity::class.java)
-                startActivity(intent)
-            }
+            setResult(RESULT_OK)
             finish()
         }
 
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/main/MainActivity.kt b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/main/MainActivity.kt
index d53b7b45..f57227a5 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/main/MainActivity.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/main/MainActivity.kt
@@ -6,13 +6,13 @@ import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.plusAssign
 import androidx.navigation.ui.setupWithNavController
 import com.dongyang.android.youdongknowme.R
+import com.dongyang.android.youdongknowme.data.local.SharedPreference
 import com.dongyang.android.youdongknowme.databinding.ActivityMainBinding
 import com.dongyang.android.youdongknowme.standard.base.BaseActivity
 import com.dongyang.android.youdongknowme.ui.view.util.KeepStateNavigator
 import com.google.android.gms.tasks.OnCompleteListener
 import com.google.firebase.messaging.FirebaseMessaging
 import org.koin.androidx.viewmodel.ext.android.viewModel
-import timber.log.Timber
 
 /* 메인 액티비티 */
 class MainActivity : BaseActivity<ActivityMainBinding, MainViewModel>() {
@@ -38,9 +38,9 @@ class MainActivity : BaseActivity<ActivityMainBinding, MainViewModel>() {
         getFcmToken()
     }
 
-    override fun initDataBinding() {}
+    override fun initDataBinding() = Unit
 
-    override fun initAfterBinding() {}
+    override fun initAfterBinding() = Unit
 
     private fun getFcmToken() {
         FirebaseMessaging.getInstance().token.addOnCompleteListener(OnCompleteListener { task ->
@@ -49,9 +49,7 @@ class MainActivity : BaseActivity<ActivityMainBinding, MainViewModel>() {
             }
 
             val token = task.result
-            Timber.d(token)
-            //TODO: prefs 선언 중복 제거될 경우 주석 제거
-            //prefs.edit().putString("fcm_token", token).commit()
+            SharedPreference.setFcmToken(token)
         })
     }
 
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/permission/OnboardingPermissionActivity.kt b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/permission/OnboardingPermissionActivity.kt
index 6d6af0a3..c016c32c 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/permission/OnboardingPermissionActivity.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/permission/OnboardingPermissionActivity.kt
@@ -75,7 +75,7 @@ class OnboardingPermissionActivity :
         binding.mvSwitchPermission.strokeColor = getColor(resources)
 
         binding.switchPermission.isChecked = isChecked
-        viewModel.setIsAccessSchoolAlarm(isChecked)
+        viewModel.setIsAccessUniversityAlarm(isChecked)
         viewModel.setIsAccessDepartAlarm(isChecked)
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingFragment.kt b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingFragment.kt
index 616dbcd4..8bec3cef 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingFragment.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingFragment.kt
@@ -1,7 +1,10 @@
 package com.dongyang.android.youdongknowme.ui.view.setting
 
+import android.app.Activity
 import android.content.Intent
 import android.net.Uri
+import androidx.activity.result.ActivityResultLauncher
+import androidx.activity.result.contract.ActivityResultContracts
 import com.dongyang.android.youdongknowme.R
 import com.dongyang.android.youdongknowme.databinding.FragmentSettingBinding
 import com.dongyang.android.youdongknowme.standard.base.BaseFragment
@@ -16,13 +19,22 @@ class SettingFragment : BaseFragment<FragmentSettingBinding, SettingViewModel>()
     override val layoutResourceId: Int = R.layout.fragment_setting
     override val viewModel: SettingViewModel by viewModel()
 
+    private lateinit var resultLauncher: ActivityResultLauncher<Intent>
+    private var topics: List<String> = emptyList()
+
     override fun initStartView() {
         binding.tvSettingAppVersion.text = getAppVersion()
+        setResultKeyword()
     }
 
     override fun initDataBinding() {
-        viewModel.myDepartment.observe(viewLifecycleOwner) { department ->
-            binding.tvSettingDepartment.text = department
+
+        viewModel.myDepartment.observe(viewLifecycleOwner) { myDepartment ->
+            binding.tvSettingDepartment.text = myDepartment
+        }
+
+        viewModel.myTopics.observe(viewLifecycleOwner) { myTopics ->
+            topics = topics
         }
 
         viewModel.isAccessUniversityAlarm.observe(viewLifecycleOwner) { isChecked ->
@@ -35,28 +47,30 @@ class SettingFragment : BaseFragment<FragmentSettingBinding, SettingViewModel>()
     }
 
     override fun initAfterBinding() {
+
         viewModel.checkAccessAlarm()
         viewModel.getUserDepartment()
+        viewModel.getUserTopic()
 
         binding.switchSettingUniversityAlarm.setOnCheckedChangeListener { compoundButton, _ ->
             if (compoundButton.isChecked) {
-                viewModel.setIsAccessSchoolAlarm(true)
+                viewModel.updateUserTopic(topics)
             } else {
-                viewModel.setIsAccessSchoolAlarm(false)
+                viewModel.removeUserTopic()
             }
         }
 
         binding.switchSettingDepartmentAlarm.setOnCheckedChangeListener { compoundButton, _ ->
             if (compoundButton.isChecked) {
-                viewModel.setIsAccessDepartAlarm(true)
+                viewModel.updateUserDepartment()
             } else {
-                viewModel.setIsAccessDepartAlarm(false)
+                viewModel.removeUserDepartment()
             }
         }
 
         binding.btnSettingEditKeyword.setOnClickListener {
             val intent = Intent(requireActivity(), KeywordActivity::class.java)
-            startActivity(intent)
+            resultLauncher.launch(intent)
         }
 
         binding.btnSettingEditDepartment.setOnClickListener {
@@ -92,4 +106,14 @@ class SettingFragment : BaseFragment<FragmentSettingBinding, SettingViewModel>()
             requireContext().packageManager.getPackageInfo(requireContext().packageName, 0)
         return packageManager.versionName
     }
+
+    private fun setResultKeyword() {
+        resultLauncher =
+            registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+                if (result.resultCode == Activity.RESULT_OK) {
+                    viewModel.getUserTopic()
+                    viewModel.updateUserTopic(topics)
+                }
+            }
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingViewModel.kt b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingViewModel.kt
index 28c401e2..29d51831 100644
--- a/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingViewModel.kt
+++ b/app/src/main/java/com/dongyang/android/youdongknowme/ui/view/setting/SettingViewModel.kt
@@ -2,12 +2,28 @@ package com.dongyang.android.youdongknowme.ui.view.setting
 
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.viewModelScope
+import com.dongyang.android.youdongknowme.data.remote.entity.RemoveToken
+import com.dongyang.android.youdongknowme.data.remote.entity.UpdateDepartment
+import com.dongyang.android.youdongknowme.data.remote.entity.UpdateTopic
 import com.dongyang.android.youdongknowme.data.repository.SettingRepository
 import com.dongyang.android.youdongknowme.standard.base.BaseViewModel
+import com.dongyang.android.youdongknowme.standard.network.NetworkResult
+import com.dongyang.android.youdongknowme.ui.view.util.Event
+import kotlinx.coroutines.launch
 
 /* 설정 뷰모델 */
 class SettingViewModel(private val settingRepository: SettingRepository) : BaseViewModel() {
 
+    private val _errorState: MutableLiveData<Event<Int>> = MutableLiveData()
+    val errorState: LiveData<Event<Int>> = _errorState
+
+    private val _isLoading: MutableLiveData<Boolean> = MutableLiveData()
+    val isLoading: LiveData<Boolean> = _isLoading
+
+    private val _isError: MutableLiveData<Boolean> = MutableLiveData()
+    val isError: LiveData<Boolean> = _isError
+
     private val _isAccessUniversityAlarm: MutableLiveData<Boolean> = MutableLiveData(false)
     val isAccessUniversityAlarm: LiveData<Boolean> get() = _isAccessUniversityAlarm
 
@@ -17,15 +33,25 @@ class SettingViewModel(private val settingRepository: SettingRepository) : BaseV
     private val _myDepartment: MutableLiveData<String> = MutableLiveData()
     val myDepartment: LiveData<String> get() = _myDepartment
 
+    private val _myTopics: MutableLiveData<List<String>> = MutableLiveData()
+    val myTopics: LiveData<List<String>> get() = _myTopics
+
+    private val _FCMToken: MutableLiveData<String> = MutableLiveData()
+    val FCMToken: LiveData<String> get() = _FCMToken
+
+    init {
+        getUserFCMToken()
+    }
+
     fun checkAccessAlarm() {
-        val isAccessSchoolAlarm = settingRepository.getIsAccessSchoolAlarm()
-        _isAccessUniversityAlarm.postValue(isAccessSchoolAlarm)
+        val isAccessUniversityAlarm = settingRepository.getIsAccessUniversityAlarm()
+        _isAccessUniversityAlarm.postValue(isAccessUniversityAlarm)
 
         val isAccessDepartAlarm = settingRepository.getIsAccessDepartAlarm()
         _isAccessDepartAlarm.postValue(isAccessDepartAlarm)
     }
 
-    fun setIsAccessSchoolAlarm(isAccessSchoolAlarm: Boolean) {
+    fun setIsAccessUniversityAlarm(isAccessSchoolAlarm: Boolean) {
         settingRepository.setIsAccessSchoolAlarm(isAccessSchoolAlarm)
     }
 
@@ -37,4 +63,113 @@ class SettingViewModel(private val settingRepository: SettingRepository) : BaseV
         val myDepartment = settingRepository.getUserDepartment()
         _myDepartment.postValue(myDepartment)
     }
+
+    fun getUserTopic() {
+        viewModelScope.launch {
+            val keyword = settingRepository.getUserTopic()
+            _myTopics.value = keyword
+        }
+    }
+
+    private fun getUserFCMToken() {
+        val token = settingRepository.getUserFCMToken()
+        _FCMToken.postValue(token)
+    }
+
+    fun updateUserDepartment() {
+        _isLoading.postValue(true)
+
+        viewModelScope.launch {
+            when (val result = settingRepository.updateUserDepartment(
+                UpdateDepartment(
+                    token = FCMToken.value.toString(),
+                    department = myDepartment.value.toString()
+                )
+            )) {
+                is NetworkResult.Success -> {
+                    settingRepository.setIsAccessDepartAlarm(true)
+                    _isLoading.postValue(false)
+                    _isError.postValue(false)
+                }
+
+                is NetworkResult.Error -> {
+                    handleError(result, _errorState)
+                    _isLoading.postValue(false)
+                    _isError.postValue(true)
+                }
+            }
+        }
+    }
+
+    fun removeUserDepartment() {
+        _isLoading.postValue(true)
+
+        viewModelScope.launch {
+            when (val result =
+                settingRepository.removeUserDepartment(
+                    RemoveToken(token = FCMToken.value.toString())
+                )
+            ) {
+                is NetworkResult.Success -> {
+                    settingRepository.setIsAccessDepartAlarm(false)
+                    _isLoading.postValue(false)
+                    _isError.postValue(false)
+                }
+
+                is NetworkResult.Error -> {
+                    handleError(result, _errorState)
+                    _isLoading.postValue(false)
+                    _isError.postValue(true)
+                }
+            }
+        }
+    }
+
+    fun updateUserTopic(topic: List<String>) {
+        _isLoading.postValue(true)
+
+        viewModelScope.launch {
+            when (val result = settingRepository.updateUserTopic(
+                UpdateTopic(
+                    token = FCMToken.value.toString(),
+                    topics = topic
+                )
+            )) {
+                is NetworkResult.Success -> {
+                    settingRepository.setIsAccessSchoolAlarm(true)
+                    _isLoading.postValue(false)
+                    _isError.postValue(false)
+                }
+
+                is NetworkResult.Error -> {
+                    handleError(result, _errorState)
+                    _isLoading.postValue(false)
+                    _isError.postValue(true)
+                }
+            }
+        }
+    }
+
+    fun removeUserTopic() {
+        _isLoading.postValue(true)
+        
+        viewModelScope.launch {
+            when (val result =
+                settingRepository.removeUserTopic(
+                    RemoveToken(token = FCMToken.value.toString())
+                )) {
+                is NetworkResult.Success -> {
+                    settingRepository.setIsAccessSchoolAlarm(false)
+                    _isLoading.postValue(false)
+                    _isError.postValue(false)
+                }
+
+                is NetworkResult.Error -> {
+                    handleError(result, _errorState)
+                    _isLoading.postValue(false)
+                    _isError.postValue(true)
+                }
+            }
+        }
+    }
 }
\ No newline at end of file