diff --git a/application/app/build.gradle b/application/app/build.gradle
index a293b03..a995636 100644
--- a/application/app/build.gradle
+++ b/application/app/build.gradle
@@ -11,8 +11,8 @@ android {
         applicationId "com.mnchatbot.myapplication"
         minSdk 21
         targetSdk 32
-        versionCode 4
-        versionName "1.0.3"
+        versionCode 5
+        versionName "1.0.4"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/application/app/src/main/AndroidManifest.xml b/application/app/src/main/AndroidManifest.xml
index ffc6dac..9b3724c 100644
--- a/application/app/src/main/AndroidManifest.xml
+++ b/application/app/src/main/AndroidManifest.xml
@@ -19,7 +19,7 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_appicon_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.MyApplication"
+        android:theme="@style/Theme.MyApplication.NoActionBar"
         tools:targetApi="31">
         <activity
             android:name=".ui.login.LoginActivity"
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital.java
index 19a4899..bd14f98 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital.java
@@ -1,3 +1,6 @@
+/*
+[동물병원 목록 화면] 등록된 동물병원을 시도/시군구 조건에 맞게 보여줌.*/
+
 package com.mnchatbot.myapplication.ui.hospital;
 
 import static android.content.Context.MODE_PRIVATE;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital_detail.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital_detail.java
index 09136d5..5ccff45 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital_detail.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/hospital/Fragment_hospital_detail.java
@@ -1,3 +1,7 @@
+/*
+[연계병원 상담신청 화면] 동물병원 중 연계병원에 한해 상담 신청 가능.
+상담 일자(날짜, 시간), 보호자 이름, 번호, 신청 사유, 예상비용 안내 여부, 참고 이미지에 대해 입력받음. */
+
 package com.mnchatbot.myapplication.ui.hospital;
 
 import static android.app.Activity.RESULT_OK;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/ChatbotWeb.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/ChatbotWeb.java
index 7bd61e3..00c2ec4 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/ChatbotWeb.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/ChatbotWeb.java
@@ -1,3 +1,7 @@
+/*
+[챗봇 화면] 웹뷰를 통해 반려동물 질병을 상담할 수 있음.
+하단의 상담 내용 저장 버튼을 통해 저장 가능함.*/
+
 package com.mnchatbot.myapplication.ui.mainPage;
 
 import static android.content.Context.MODE_PRIVATE;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/HomeTutor.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/HomeTutor.java
index 5521706..d368ffc 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/HomeTutor.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/HomeTutor.java
@@ -1,3 +1,6 @@
+/*
+[튜토리얼 화면] 앱에 대한 소개와 하단 탭 기능별 설명을 보여줌.*/
+
 package com.mnchatbot.myapplication.ui.mainPage;
 
 import android.content.Context;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/MainActivity.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/MainActivity.java
index 71cd5d7..b39ba6d 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/MainActivity.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/mainPage/MainActivity.java
@@ -1,3 +1,7 @@
+/*
+[메인화면] 튜토리얼/챗봇/문진표/예상진단/동물병원/질병백과 화면을 출력함.
+상단 툴바를 통해 로그인, 펫 선택, 상담신청 내역 화면을 볼 수 있음.*/
+
 package com.mnchatbot.myapplication.ui.mainPage;
 
 import android.app.AlertDialog;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/AddPetActivity.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/AddPetActivity.java
index 3d218c3..176c2d1 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/AddPetActivity.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/AddPetActivity.java
@@ -1,3 +1,7 @@
+/*
+[펫 추가 화면] 새로운 펫 추가.
+축종, 품종, 이름, 나이, 성별, 중성화여부의 내용을 설정함. */
+
 package com.mnchatbot.myapplication.ui.petSelect;
 
 import android.app.Activity;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/PetSelectActivity.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/PetSelectActivity.java
index d38db7a..c7bb893 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/PetSelectActivity.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/petSelect/PetSelectActivity.java
@@ -1,3 +1,6 @@
+/*
+[펫 선택 화면] 등록된 펫 목록을 불러오고, 원하는 펫을 선택함. */
+
 package com.mnchatbot.myapplication.ui.petSelect;
 
 import android.app.Activity;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question.java
index cf74568..0e2dfea 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question.java
@@ -1,3 +1,6 @@
+/*
+[문진표 목록 화면] 등록된 문진표 목록을 불러오고, 원하는 문진표를 선택하여 볼 수 있음. */
+
 package com.mnchatbot.myapplication.ui.questionNaire;
 
 import static android.content.Context.MODE_PRIVATE;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail.java
index 39de665..ed208e7 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail.java
@@ -1,3 +1,7 @@
+/*
+[문진표 추가 화면] 새로운 문진표 추가.
+문진표 제목, 사유, 기저질환, 약 특이사항, 수술여부, 운동여부, 기타 사항에 대해 입력받음. */
+
 package com.mnchatbot.myapplication.ui.questionNaire;
 
 import static android.content.Context.MODE_PRIVATE;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail2.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail2.java
index 85f7c39..7588527 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail2.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/questionNaire/Fragment_Question_detail2.java
@@ -1,3 +1,7 @@
+/*
+[문진표 수정 화면] 기존 문진표 내용 수정.
+문진표 제목, 사유, 기저질환, 약 특이사항, 수술여부, 운동여부, 기타 사항에 대해 수정할 수 있음. */
+
 package com.mnchatbot.myapplication.ui.questionNaire;
 
 import static android.content.Context.MODE_PRIVATE;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/PetProfileActivity.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/PetProfileActivity.java
index 923ca54..861436f 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/PetProfileActivity.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/PetProfileActivity.java
@@ -1,3 +1,7 @@
+/*
+[반려동물 프로필 화면] 초기에 등록한 반려동물 정보를 수정하거나 삭제함.
+품종, 이름, 나이, 성별, 중성화여부의 내용에 대해 입력받음. */
+
 package com.mnchatbot.myapplication.ui.setting;
 
 import android.app.AlertDialog;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/ProfileActivity.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/ProfileActivity.java
index 24da51d..50a5a8f 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/ProfileActivity.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/ProfileActivity.java
@@ -1,3 +1,6 @@
+/*
+[내 프로필 화면] 로그아웃/비밀번호 변경/회원 탈퇴를 보여주고 각 화면으로 연결함.*/
+
 package com.mnchatbot.myapplication.ui.setting;
 
 import android.app.AlertDialog;
diff --git a/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/SettingActivity.java b/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/SettingActivity.java
index d16fe33..b675094 100644
--- a/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/SettingActivity.java
+++ b/application/app/src/main/java/com/mnchatbot/myapplication/ui/setting/SettingActivity.java
@@ -1,3 +1,6 @@
+/*
+[설정 화면] 내 프로필, 반려동물 프로필을 선택할 수 있음.*/
+
 package com.mnchatbot.myapplication.ui.setting;
 
 import androidx.appcompat.app.AppCompatActivity;
diff --git a/application/app/src/main/res/values/themes.xml b/application/app/src/main/res/values/themes.xml
index 9422b38..f42703b 100644
--- a/application/app/src/main/res/values/themes.xml
+++ b/application/app/src/main/res/values/themes.xml
@@ -1,6 +1,6 @@
 <resources xmlns:tools="http://schemas.android.com/tools">
     <!-- Base application theme. -->
-    <style name="Theme.MyApplication" parent="Theme.MaterialComponents.Light.NoActionBar">
+    <style name="Theme.MyApplication.NoActionBar" parent="Theme.MaterialComponents.Light.NoActionBar">
         <!-- Primary brand color. -->
         <item name="windowNoTitle">true</item>
         <item name="colorPrimary">@color/purple</item>
@@ -15,10 +15,10 @@
         <!-- Customize your theme here. -->
     </style>
 
-    <style name="Theme.MyApplication.NoActionBar">
+    <!--<style name="Theme.MyApplication.NoActionBar" parent="Theme.MaterialComponents.Light.NoActionBar">
         <item name="windowActionBar">false</item>
         <item name="windowNoTitle">true</item>
-    </style>
+    </style>-->
 
     <style name="Theme.MyApplication.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />