diff --git a/app/build.gradle b/app/build.gradle
index 405be41f..396af997 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -7,10 +7,10 @@ android {
     compileSdkVersion 28
     defaultConfig {
         applicationId "xyz.quaver.pupil"
-        minSdkVersion 15
+        minSdkVersion 16
         targetSdkVersion 28
-        versionCode 2
-        versionName "1.1"
+        versionCode 3
+        versionName "1.2"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
@@ -25,6 +25,8 @@ android {
 }
 
 dependencies {
+    def markwonVersion = "3.0.1"
+
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.2.1'
@@ -37,6 +39,7 @@ dependencies {
     implementation 'com.github.arimorty:floatingsearchview:2.1.1'
     implementation 'androidx.appcompat:appcompat:1.0.2'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation "ru.noties.markwon:core:${markwonVersion}"
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.0'
     androidTestImplementation 'androidx.test:runner:1.1.1'
diff --git a/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt b/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt
index 16060355..41211cc7 100644
--- a/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt
+++ b/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt
@@ -13,6 +13,7 @@ import org.junit.Test
 import org.junit.runner.RunWith
 import xyz.quaver.hiyobi.getReader
 import java.io.File
+import java.util.*
 
 /**
  * Instrumented test, which will execute on an Android device.
@@ -40,6 +41,5 @@ class ExampleInstrumentedTest {
 
     @Test
     fun test_doSearch() {
-        getReader(1414061)
     }
 }
diff --git a/app/src/main/java/xyz/quaver/pupil/MainActivity.kt b/app/src/main/java/xyz/quaver/pupil/MainActivity.kt
index 5e4042b2..1b48419e 100644
--- a/app/src/main/java/xyz/quaver/pupil/MainActivity.kt
+++ b/app/src/main/java/xyz/quaver/pupil/MainActivity.kt
@@ -10,16 +10,20 @@ import android.content.pm.PackageManager
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
 import android.net.Uri
+import android.os.Build
 import android.os.Bundle
 import android.os.Environment
 import android.preference.PreferenceManager
 import android.text.*
 import android.text.style.AlignmentSpan
+import android.util.Log
 import android.view.View
 import android.view.WindowManager
+import android.widget.Toast
 import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.app.ActivityCompat
+import androidx.core.app.NotificationCompat
 import androidx.core.content.ContextCompat
 import androidx.core.content.FileProvider
 import androidx.core.content.res.ResourcesCompat
@@ -33,6 +37,9 @@ import com.google.android.material.appbar.AppBarLayout
 import kotlinx.android.synthetic.main.activity_main.*
 import kotlinx.android.synthetic.main.activity_main_content.*
 import kotlinx.coroutines.*
+import kotlinx.serialization.json.JsonObject
+import kotlinx.serialization.json.content
+import ru.noties.markwon.Markwon
 import xyz.quaver.hitomi.*
 import xyz.quaver.pupil.adapters.GalleryBlockAdapter
 import xyz.quaver.pupil.types.TagSuggestion
@@ -41,7 +48,10 @@ import xyz.quaver.pupil.util.SetLineOverlap
 import xyz.quaver.pupil.util.checkUpdate
 import xyz.quaver.pupil.util.getApkUrl
 import java.io.File
+import java.lang.StringBuilder
+import java.util.*
 import javax.net.ssl.HttpsURLConnection
+import kotlin.collections.ArrayList
 
 class MainActivity : AppCompatActivity() {
 
@@ -65,7 +75,7 @@ class MainActivity : AppCompatActivity() {
 
         checkPermission()
 
-        update()
+        checkUpdate()
 
         main_appbar_layout.addOnOffsetChangedListener(
             AppBarLayout.OnOffsetChangedListener { _, p1 ->
@@ -139,7 +149,50 @@ class MainActivity : AppCompatActivity() {
         }
     }
 
-    private fun update() {
+    private fun checkUpdate() {
+
+        fun extractReleaseNote(update: JsonObject, locale: String) : String {
+            val markdown = update["body"]!!.content
+
+            val target = when(locale) {
+                "ko" -> "한국어"
+                "ja" -> "日本語"
+                else -> "English"
+            }
+
+            val releaseNote = Regex("^# Release Note.+$")
+            val language = Regex("^## $target$")
+            val end = Regex("^#.+$")
+
+            var releaseNoteFlag = false
+            var languageFlag = false
+
+            val result = StringBuilder()
+
+            for(line in markdown.split('\n')) {
+                if (releaseNote.matches(line)) {
+                    releaseNoteFlag = true
+                    continue
+                }
+
+                if (releaseNoteFlag) {
+                    if (language.matches(line)) {
+                        languageFlag = true
+                        continue
+                    }
+                }
+
+                if (languageFlag) {
+                    if (end.matches(line))
+                        break
+
+                    result.append(line+"\n")
+                }
+            }
+
+            return getString(R.string.update_release_note, update["tag_name"]?.content, result.toString())
+        }
+
         if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED)
             return
 
@@ -151,8 +204,13 @@ class MainActivity : AppCompatActivity() {
 
             val dialog = AlertDialog.Builder(this@MainActivity).apply {
                 setTitle(R.string.update_title)
-                setMessage(getString(R.string.update_message, update["tag_name"], BuildConfig.VERSION_NAME))
+                val msg = extractReleaseNote(update, Locale.getDefault().language)
+                setMessage(Markwon.create(context).toMarkdown(msg))
                 setPositiveButton(android.R.string.yes) { _, _ ->
+                    Toast.makeText(
+                        context, getString(R.string.update_download_started), Toast.LENGTH_SHORT
+                    ).show()
+
                     val dest = File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS), fileName)
                     val desturi =
                         FileProvider.getUriForFile(
@@ -168,6 +226,7 @@ class MainActivity : AppCompatActivity() {
                         setDescription(getString(R.string.update_notification_description))
                         setTitle(getString(R.string.app_name))
                         setDestinationUri(Uri.fromFile(dest))
+                        setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE)
                     }
 
                     val manager = getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index eacd6842..f79d7c26 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -15,7 +15,6 @@
     <string name="settings_galleries_per_page">一回にロードするギャラリー数</string>
     <string name="settings_search_title">検索設定</string>
     <string name="settings_title">設定</string>
-    <string name="update_message">新バージョン%1$sをリリースしました\n(現バージョン: %2$s)\nアップデートしますか？</string>
     <string name="update_notification_description">アップデートダウンロード中</string>
     <string name="update_title">新しいアップデートがあります</string>
     <string name="warning">注意</string>
@@ -27,4 +26,6 @@
     <string name="settings_clear_history_summary">履歴数: %1$d</string>
     <string name="main_drawer_history">履歴</string>
     <string name="main_drawer_home">トップ</string>
+    <string name="update_download_started">ダウンロード中</string>
+    <string name="update_release_note"># リリースノート(v%1$s)\n%2$s</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-ko/strings.xml b/app/src/main/res/values-ko/strings.xml
index e4872bb0..309a4a2d 100644
--- a/app/src/main/res/values-ko/strings.xml
+++ b/app/src/main/res/values-ko/strings.xml
@@ -12,7 +12,6 @@
     <string name="settings_galleries_per_page">한 번에 로드할 갤러리 수</string>
     <string name="settings_search_title">검색 설정</string>
     <string name="settings_title">설정</string>
-    <string name="update_message">버전 %1$s이 출시되었습니다.\n(현재 %2$s)\n업데이트 하시겠습니까?</string>
     <string name="update_notification_description">apk 다운로드중&#8230;</string>
     <string name="update_title">업데이트가 있습니다!</string>
     <string name="warning">경고</string>
@@ -27,4 +26,6 @@
     <string name="settings_clear_history_summary">히스토리 %1$d개 저장됨</string>
     <string name="main_drawer_history">히스토리</string>
     <string name="main_drawer_home">홈</string>
+    <string name="update_download_started">다운로드 중</string>
+    <string name="update_release_note"># 릴리즈 노트(v%1$s)\n%2$s</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-v23/styles.xml b/app/src/main/res/values-v23/styles.xml
index 9c3f02d2..0cce6118 100644
--- a/app/src/main/res/values-v23/styles.xml
+++ b/app/src/main/res/values-v23/styles.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <style name="NoActionBarAppTheme" parent="Theme.MaterialComponents.Light.NoActionBar">
-        <item name="android:windowFullscreen">true</item>
         <item name="android:windowLightStatusBar">true</item>
         <item name="android:windowDrawsSystemBarBackgrounds">true</item>
         <item name="android:statusBarColor">@color/transparent</item>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 1d165044..3fc93060 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -22,8 +22,9 @@
     <string name="main_drawer_history">History</string>
 
     <string name="update_title">Update available</string>
-    <string name="update_message">Version %1$s is available!\n(current version is %2$s)\nDo you want to update?</string>
+    <string name="update_download_started">Download started</string>
     <string name="update_notification_description">Downloading apk&#8230;</string>
+    <string name="update_release_note"># Release Note(v%1$s)\n%2$s</string>
 
     <string name="search_hint">Search galleries</string>