diff --git a/action.sh b/action.sh
index 2ddfb6b..6e69b02 100755
--- a/action.sh
+++ b/action.sh
@@ -1,11 +1,11 @@
 #!/system/bin/sh
 
-openapp() {
+openApp() {
 	echo "Opening app..."
 	am start -n com.bplus.vtpay/.activity.MainActivity
 }
 
-appinstalled() {
+appInstalled() {
 	echo "Viettel Money [com.bplus.vtpay] is installed!"
 	echo "Forcing stop app..."
 	am force-stop com.bplus.vtpay
@@ -24,13 +24,18 @@ appinstalled() {
 	echo "Deleting telemetry libraries..."
 	for library in $(find /data/app -name libcrash*.so | grep com.bplus.vtpay) ; do rm $library ; done
 	[ -d /data/data/com.bplus.vtpay/files/firmware ] && echo "Bypass applied!"
+	openApp
 }
 
-appnotfound() {
+appNotFound() {
 	echo "Viettel Money [com.bplus.vtpay] app not found !!!"
 	echo "Please install it !!!"
 	am start -a android.intent.action.VIEW -d https://www.apkmirror.com/uploads/?appcategory=viettel-money
 }
 
 echo "Checking Viettel Money app..."
-dumpsys package com.bplus.vtpay > /dev/null 2>&1 && appinstalled || appnotfound
+if [ -d /data/data/com.bplus.vtpay ]; then
+	appInstalled
+else 
+	appNotFound
+fi
diff --git a/customize.sh b/customize.sh
index 2ddfb6b..6e69b02 100755
--- a/customize.sh
+++ b/customize.sh
@@ -1,11 +1,11 @@
 #!/system/bin/sh
 
-openapp() {
+openApp() {
 	echo "Opening app..."
 	am start -n com.bplus.vtpay/.activity.MainActivity
 }
 
-appinstalled() {
+appInstalled() {
 	echo "Viettel Money [com.bplus.vtpay] is installed!"
 	echo "Forcing stop app..."
 	am force-stop com.bplus.vtpay
@@ -24,13 +24,18 @@ appinstalled() {
 	echo "Deleting telemetry libraries..."
 	for library in $(find /data/app -name libcrash*.so | grep com.bplus.vtpay) ; do rm $library ; done
 	[ -d /data/data/com.bplus.vtpay/files/firmware ] && echo "Bypass applied!"
+	openApp
 }
 
-appnotfound() {
+appNotFound() {
 	echo "Viettel Money [com.bplus.vtpay] app not found !!!"
 	echo "Please install it !!!"
 	am start -a android.intent.action.VIEW -d https://www.apkmirror.com/uploads/?appcategory=viettel-money
 }
 
 echo "Checking Viettel Money app..."
-dumpsys package com.bplus.vtpay > /dev/null 2>&1 && appinstalled || appnotfound
+if [ -d /data/data/com.bplus.vtpay ]; then
+	appInstalled
+else 
+	appNotFound
+fi