diff --git a/src/game/lib/flat_button/back_button.js b/src/game/lib/flat_button/back_button.js
index cb780e1..431e496 100644
--- a/src/game/lib/flat_button/back_button.js
+++ b/src/game/lib/flat_button/back_button.js
@@ -36,7 +36,7 @@ function BackButton(clickEvent) {
 
 	this.addIcon("home");
 	this.setIconSize(30);
-	this.setShortcutText("돌아가기");
+	this.setShortcutText("[ESC]");
 }
 
 
diff --git a/src/game/lib/flat_button/basic_button.js b/src/game/lib/flat_button/basic_button.js
index f9d967e..e72896e 100644
--- a/src/game/lib/flat_button/basic_button.js
+++ b/src/game/lib/flat_button/basic_button.js
@@ -311,7 +311,6 @@ BasicButton.prototype.setActive = function(flag) {
 		this.buttonSprite.alpha = 0;
 		this.strokeSprite.alpha = 0;
 	}
-
 }
 
 BasicButton.prototype.getPosX = function() {
@@ -338,11 +337,10 @@ BasicButton.prototype.setInputEnabled = function(isEnabled) {
 	this.strokeSprite.inputEnabled = isEnabled;
 	this.buttonSprite.inputEnabled = isEnabled;
 
-	if(isEnabled === true) {
+	if(isEnabled === true)
 		this.mouseOut();
-	} else {
+	else
 		this.buttonDisabled();
-	}
 }
 
 BasicButton.prototype.setLineSpacing = function(spacingInPixels) {
diff --git a/src/game/lib/flat_button/typing_app_button.js b/src/game/lib/flat_button/typing_app_button.js
index 03a5540..c2e0b1b 100644
--- a/src/game/lib/flat_button/typing_app_button.js
+++ b/src/game/lib/flat_button/typing_app_button.js
@@ -40,32 +40,60 @@ function TypingAppButton(x, y) {
 		TypingAppButton.TEXT_COLOR_DISABLED_HEX
 	);
 
-
 	BasicButton.call(this, setting, this.clickEvent);
 
-	// this.setMainText(this.appData.koreanName);
-	this.setMainText("타자 앱 버튼");
+	// this.setMainText("");
 	// this.addIcon("tile_choco");
 	// this.setIconSize(40);
 	// this.setShortcutText("[단축키]");
-	// this.setShortcutText("Setting");
-
-	// this.setInputEnabled(this.appData.activated);
 
 	this.animalSprite = new Animal(
 		Animal.TYPE_ICON, 0,
-		Animal.SPRITE_WIDTH / 2, TypingAppButton.HEIGHT / 2
+		TypingAppButton.WIDTH - Animal.SPRITE_WIDTH / 2, TypingAppButton.HEIGHT / 2
 	);
 	this.buttonSprite.addChild(this.animalSprite.sprite);
 }
 
 TypingAppButton.prototype.updateAnimalSprite = function(highestRecord) {
-	// console.log("highestRecord : " + highestRecord + ", appType : " + this.appType);
 	var animalIndex = Animal.animalIndexByRecord(highestRecord, this.appType);
-	// console.log("animalIndex : " + animalIndex);
 	this.animalSprite.chagneStandAnimation(animalIndex);
 }
 
+TypingAppButton.prototype.setInputEnabled = function(isEnabled) {
+	this.strokeSprite.inputEnabled = isEnabled;
+	this.buttonSprite.inputEnabled = isEnabled;
+
+	if(isEnabled === true) {
+		this.mouseOut();
+		this.animalSprite.sprite.tint = MainColor.WHITE_HEX;
+	} else {
+		this.buttonDisabled();
+		this.animalSprite.sprite.tint = MainColor.DIM_GRAY_HEX;
+	}
+}
+
+TypingAppButton.prototype.setActive = function(flag) {
+	this.setInputEnabled(flag);
+
+	if(flag) {
+		this.buttonSprite.alpha = 1;
+		this.strokeSprite.alpha = 1;
+		this.animalSprite.sprite.alpha = 1;
+	} else {
+		this.buttonSprite.alpha = 0;
+		this.strokeSprite.alpha = 0;
+		this.animalSprite.sprite.alpha = 0;
+	}
+}
+
+TypingAppButton.prototype.showEmptyDisabled = function() {
+	this.setInputEnabled(false);
+
+	this.buttonSprite.alpha = 0;
+	this.strokeSprite.alpha = 1;
+	this.strokeSprite.tint = MainColor.SADDLE_BROWN_HEX;
+	this.animalSprite.sprite.alpha = 0;
+}
 
 TypingAppButton.prototype.updateAppData = function(appData) {
 	this.appData = appData;
diff --git a/src/game/main_menu/main_menu.js b/src/game/main_menu/main_menu.js
index 3570512..1ca657d 100644
--- a/src/game/main_menu/main_menu.js
+++ b/src/game/main_menu/main_menu.js
@@ -171,7 +171,7 @@ MainMenu.prototype.loadAppData = function() {
 MainMenu.prototype.makeTypingAppButtons = function() {
 	var offsetX = 95;
 	var startY = 190;
-	var offsetY = 115;
+	var offsetY = 110;
 
 	var buttonHalfWidth = TypingAppButton.WIDTH / 2;
 	for(var i = 0; i < MainMenu.TYPING_APP_COUNT; i++) {
@@ -186,6 +186,10 @@ MainMenu.prototype.makeTypingAppButtons = function() {
 
 MainMenu.prototype.hideAllButtons = function() {
 	// hide all buttons
+
+	for(var i = 0; i < MainMenu.TYPING_APP_COUNT; i++) {
+		this.typingAppButtons[i].setActive(false);
+	}
 }
 
 MainMenu.prototype.updateAppButtons = function(appGroup, appData) {
@@ -277,7 +281,8 @@ MainMenu.prototype.updateTypingPracticeAppButtons = function(appGroup, appData)
 			button.setActive(true);
 			button.updateAppData(appDataList[i]);
 		} else {
-			button.setActive(false);
+			button.setActive(true);
+			button.showEmptyDisabled();
 		}
 	}
 }
@@ -295,7 +300,8 @@ MainMenu.prototype.updateTypingTestAppButtons = function(appGroup, appData) {
 			button.setActive(true);
 			button.updateAppData(appDataList[i]);
 		} else {
-			button.setActive(false);
+			button.setActive(true);
+			button.showEmptyDisabled();
 		}
 	}
 }