diff --git a/MBCPApp/mbcpapp.sh b/MBCPApp/mbcpapp.sh
index 22a3593..f60cf38 100755
--- a/MBCPApp/mbcpapp.sh
+++ b/MBCPApp/mbcpapp.sh
@@ -329,7 +329,7 @@ echo "Original APK must be inside [mbapk] folder !"
 echo -------------------------------------------------------------
 echo "Current commit : $COMMIT ($BRANCH)"
 echo "Source code : https://git.disroot.org/mbcp/mbbpatch.git"
-echo "Documentation : see [docs] folder"
+echo "Documentation : see [README.md] or [docs] folder"
 echo "Written from scratch by Cuynu with love <3"
 echo -------------------------------------------------------------
 echo App status : $(successunpack)
@@ -455,31 +455,34 @@ done
             info "Cleared !"
         ;;
         'Install patched app' )
-    info 'Select your patched version to continue'
-    PS3='Select patched version to continue, or [4] to quit : '
-    select opt in 'App patched with newer version [v6.4.59+]' 'App patched with specific version' 'App patched with older version [v6.4.55 or lower]' 'Exit'
+    echo 'Choose install options :'
+    ls mbcpapp_apk | grep -q MBCP_Flutter_SelfPatched_$(git rev-parse --short HEAD).apk || err "Couldn't find APK with current commit ID, you might already do new commits : $(git rev-parse --short HEAD)" || warn "Please repack APK again after each new commits !"
+    PS3='Select option to continue, or [3] to quit : '
+    select opt in 'Install & open app' 'Install & delete local detection model & open app' 'Exit'
 do
 
-        if [ "$opt" == 'App patched with newer version [v6.4.59+]' ]; then
+        if [ "$opt" == 'Install & open app' ]; then
         if [ -f "$DIRPATH"/mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk ]
     then
         warn "MBCP Helper / CorePatch must be installed with disable digest verify on !!!"
         warn "You must have connected Android device with USB debugging turned on in order to install !!!"
         adb kill-server
         adb start-server
-        adb install "mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk" | grep -q Success && echo "Opening app..." && adb shell am start -n com.mbmobile/io.flutter.plugins.MainActivity || echo "Failed to install app, please check your device!"
+        adb install "mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk" | grep -q Success && echo "App installation successful! Opening app..." && adb shell am start -n com.mbmobile/io.flutter.plugins.MainActivity || echo "Failed to install app, please check your device!"
     else
         err "[MBCP_Flutter_SelfPatched_$COMMIT.apk] not found, cannot continue !"
     fi
 
-    	elif [ "$opt" == 'App patched with specific version' ]; then
+    	elif [ "$opt" == 'Install & delete local detection model & open app' ]; then
+        warn "This method only works with v6.4.58 ~ v6.5.6 !"
         if [ -f "$DIRPATH"/mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk ]
     then
         warn "MBCP Helper / CorePatch must be installed with disable digest verify on !!!"
         warn "You must have connected Android device with USB debugging turned on in order to install !!!"
         adb kill-server
         adb start-server
-        adb install "mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk" | grep -q Success && echo "Opening app..." && adb shell am start -n com.mbmobile/io.flutter.plugins.MainActivity || echo "Failed to install app, please check your device!"
+        adb shell [ -f /system/bin/su ] || warn "No su binary found in [/system/bin/su] from connected device. Root-related commands will not work!!"
+        adb install "mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk" | grep -q Success && echo "App installation successful! Opening app..." && adb shell am start -n com.mbmobile/io.flutter.plugins.MainActivity || echo "Failed to install app, please check your device!"
         # Delete zimperium detection files
         adb shell su -c rm -rf /data/data/com.mbmobile/files/0*
         adb shell su -c rm -rf /data/data/com.mbmobile/files/1*
@@ -505,21 +508,7 @@ do
     else
         err "[MBCP_Flutter_SelfPatched_$COMMIT.apk] not found, cannot continue !"
     fi
-        
-        elif [ "$opt" == 'App patched with older version [v6.4.55 or lower]' ]; then
-        if [ -f "$DIRPATH"/mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk ]
-    then
-        warn "MBCP Helper / CorePatch must be installed with disable digest verify on !!!"
-        warn "You must have connected Android device with USB debugging turned on in order to install !!!"
-        adb kill-server
-        adb start-server
-        adb install "mbcpapp_apk/MBCP_Flutter_SelfPatched_$COMMIT.apk" | grep -q Success && echo "Opening app..." && adb shell am start -n com.mbmobile/io.flutter.plugins.MainActivity || echo "Failed to install app, please check your device!"
-        adb shell am start -n com.mbmobile/io.flutter.plugins.MainActivity
-    else
-        err "[MBCP_Flutter_SelfPatched_$COMMIT.apk] not found, cannot continue !"
-    fi
-
-
+       
         elif [ "$opt" == 'Exit' ]; then
             PS3='Please select options to continue : '
             break