diff --git a/README.md b/README.md
index 0649f7b5..c5ce0571 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@ ShellCrash is designed to be compatible with the vast majority of network device
 > Install via wget (jsDelivr CDN source)
 ```sh
 export url='[https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master](https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master)' \
-  && wget -q --no-check-certificate -O /tmp/install.sh $url/install.sh \
+  && wget -q --no-check-certificate -O /tmp/install.sh $url/install_en.sh \
   && bash /tmp/install.sh \
   && . /etc/profile &> /dev/null
 ```
@@ -67,7 +67,7 @@ export url='[https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master](https:/
 
 ```sh
 export url='[https://gh.jwsc.eu.org/master](https://gh.jwsc.eu.org/master)' \
-  && bash -c "$(curl -kfsSl $url/install.sh)" \
+  && bash -c "$(curl -kfsSl $url/install_en.sh)" \
   && . /etc/profile &> /dev/null
 ```
 
@@ -77,7 +77,7 @@ export url='[https://gh.jwsc.eu.org/master](https://gh.jwsc.eu.org/master)' \
 > GitHub Source (Recommended for overseas environments or environments with proxy access)
 ```sh
 export url='[https://raw.githubusercontent.com/juewuy/ShellCrash/master](https://raw.githubusercontent.com/juewuy/ShellCrash/master)' \
-  && sh -c "$(curl -kfsSl $url/install.sh)" \
+  && sh -c "$(curl -kfsSl $url/install_en.sh)" \
   && . /etc/profile &> /dev/null
 ```
 
@@ -85,14 +85,14 @@ export url='[https://raw.githubusercontent.com/juewuy/ShellCrash/master](https:/
 
 ```sh
 export url='[https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master](https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master)' \
-  && sh -c "$(curl -kfsSl $url/install.sh)" \
+  && sh -c "$(curl -kfsSl $url/install_en.sh)" \
   && . /etc/profile &> /dev/null
 ```
 
 > Or Author's private source
 ```sh
 export url='[https://gh.jwsc.eu.org/master](https://gh.jwsc.eu.org/master)' \
-  && sh -c "$(curl -kfsSl $url/install.sh)" \
+  && sh -c "$(curl -kfsSl $url/install_en.sh)" \
   && . /etc/profile &> /dev/null
 ```
 
@@ -100,7 +100,7 @@ export url='[https://gh.jwsc.eu.org/master](https://gh.jwsc.eu.org/master)' \
 > GitHub Source (Recommended for overseas environments or environments with proxy access)
 ```sh
 export url='[https://raw.githubusercontent.com/juewuy/ShellCrash/master](https://raw.githubusercontent.com/juewuy/ShellCrash/master)' \
-  && wget -q --no-check-certificate -O /tmp/install.sh $url/install.sh \
+  && wget -q --no-check-certificate -O /tmp/install.sh $url/install_en.sh \
   && sh /tmp/install.sh \
   && . /etc/profile &> /dev/null
 ```
@@ -108,7 +108,7 @@ export url='[https://raw.githubusercontent.com/juewuy/ShellCrash/master](https:/
 > Or jsDelivr CDN source
 ```sh
 export url='[https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master](https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master)' \
-  && wget -q --no-check-certificate -O /tmp/install.sh $url/install.sh \
+  && wget -q --no-check-certificate -O /tmp/install.sh $url/install_en.sh \
   && sh /tmp/install.sh \
   && . /etc/profile &> /dev/null
 ```
@@ -118,7 +118,7 @@ export url='[https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master](https:/
 > Author's private HTTP beta source
 ```sh
 export url='[http://t.jwsc.eu.org](http://t.jwsc.eu.org)' \
-  && wget -q -O /tmp/install.sh $url/install.sh \
+  && wget -q -O /tmp/install.sh $url/install_en.sh \
   && sh /tmp/install.sh \
   && . /etc/profile &> /dev/null
 ```
@@ -132,7 +132,7 @@ apk add --no-cache wget openrc ca-certificates tzdata nftables iproute2 dcron
 
 # Execute installation command
 export url='[https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master](https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master)' \
-  && wget -q --no-check-certificate -O /tmp/install.sh $url/install.sh \
+  && wget -q --no-check-certificate -O /tmp/install.sh $url/install_en.sh \
   && sh /tmp/install.sh \
   && . /etc/profile &> /dev/null
 ```
diff --git a/install_en.sh b/install_en.sh
new file mode 100644
index 00000000..90ccdbde
--- /dev/null
+++ b/install_en.sh
@@ -0,0 +1,373 @@
+#!/bin/sh
+# Copyright (C) Juewuy
+
+echo "***********************************************"
+echo "**               Welcome to                  **"
+echo "**                ShellCrash                 **"
+echo "**                             by  Juewuy    **"
+echo "***********************************************"
+
+[ -z "$url" ] && url="https://testingcf.jsdelivr.net/gh/juewuy/ShellCrash@master"
+
+# Internal Tools
+cecho() {
+    printf '%b\n' "$*"
+}
+dir_avail() {
+    df -h >/dev/null 2>&1 && h="$2"
+	df -P $h "${1:-.}" 2>/dev/null | awk 'NR==2 {print $4}'
+}
+ckcmd() {
+    if command -v sh >/dev/null 2>&1; then
+        command -v "$1" >/dev/null 2>&1
+    else
+        type "$1" >/dev/null 2>&1
+    fi
+}
+webget() {
+    # Parameter [$1] Download Path, [$2] Online URL
+    # Parameter [$3] Display Output, [$4] Disable Redirects
+    if curl --version >/dev/null 2>&1; then
+        [ "$3" = "echooff" ] && progress='-s' || progress='-#'
+        [ -z "$4" ] && redirect='-L' || redirect=''
+        result=$(curl -w %{http_code} --connect-timeout 5 "$progress" "$redirect" -ko "$1" "$2")
+        [ -n "$(echo $result | grep -e ^2)" ] && result="200"
+    else
+        if wget --version >/dev/null 2>&1; then
+            [ "$3" = "echooff" ] && progress='-q' || progress='-q --show-progress'
+            [ "$4" = "rediroff" ] && redirect='--max-redirect=0' || redirect=''
+            certificate='--no-check-certificate'
+            timeout='--timeout=3'
+        fi
+        [ "$3" = "echoon" ] && progress=''
+        [ "$3" = "echooff" ] && progress='-q'
+        wget "$progress" "$redirect" "$certificate" "$timeout" -O "$1" "$2"
+        [ $? -eq 0 ] && result="200"
+    fi
+}
+error_down() {
+    cecho "Please refer to \033[32mhttps://github.com/juewuy/ShellCrash/blob/master/README.md"
+    cecho "\033[33mUse an alternative source to reinstall!\033[0m"
+}
+
+# Installation and Initialization
+set_alias() {
+    while true; do
+        echo "-----------------------------------------------"
+        cecho "\033[36mPlease select an alias or enter a custom one:\033[0m"
+        echo "-----------------------------------------------"
+        cecho " 1 【\033[32mcrash\033[0m】"
+        cecho " 2 【\033[32m sc \033[0m】"
+        cecho " 3 【\033[32m mm \033[0m】"
+        cecho " 0 Exit Installation"
+        echo "-----------------------------------------------"
+        read -p "Enter number or custom alias > " res
+        case "$res" in
+        0)
+            echo "Installation cancelled"
+            exit 1
+            ;;
+        1)
+            my_alias=crash
+            ;;
+        2)
+            my_alias=sc
+            ;;
+        3)
+            my_alias=mm
+            ;;
+        *)
+            my_alias=$res
+            ;;
+        esac
+        cmd=$(ckcmd "$my_alias" | grep 'menu.sh')
+        ckcmd "$my_alias" && [ -z "$cmd" ] && {
+            cecho "\033[33mThis alias conflicts with a system command; please choose another!\033[0m"
+            sleep 1
+            continue
+        }
+        break
+    done
+}
+gettar() {
+    webget /tmp/ShellCrash.tar.gz "$url/ShellCrash.tar.gz" >/dev/null 2>&1
+    if [ "$result" != "200" ]; then
+        cecho "\033[33mFile download failed!\033[0m"
+        error_down
+        exit 1
+    else
+        "$CRASHDIR"/start.sh stop 2>/dev/null
+        # Extract
+        echo "-----------------------------------------------"
+        echo "Starting file extraction!"
+        mkdir -p "$CRASHDIR" >/dev/null
+        tar -zxf '/tmp/ShellCrash.tar.gz' -C "$CRASHDIR"/ || tar -zxf '/tmp/ShellCrash.tar.gz' --no-same-owner -C "$CRASHDIR"/
+        if [ -s "$CRASHDIR"/init.sh ]; then
+            set_alias
+            . "$CRASHDIR"/init.sh >/dev/null
+            [ "$?" != 0 ] && cecho "\033[33mInitialization failed, try local installation!\033[0m" && exit 1
+        else
+            rm -rf /tmp/ShellCrash.tar.gz
+            cecho "\033[33mFile extraction failed!\033[0m"
+            error_down
+            exit 1
+        fi
+    fi
+}
+set_usb_dir() {
+    while true; do
+        cecho "Please select installation directory"
+        du -hL /mnt | awk '{print " "NR" "$2"  "$1}'
+        read -p "Enter number > " num
+        dir=$(du -hL /mnt | awk '{print $2}' | sed -n "$num"p)
+        if [ -z "$dir" ]; then
+            cecho "\033[31mInvalid input! Please try again!\033[0m"
+            continue
+        fi
+        break 1
+    done
+}
+set_xiaomi_dir() {
+	cecho "\033[33mXiaomi device detected, please select installation location\033[0m"
+	[ -d /data ] && cecho " 1 Install to /data, Free space: $(dir_avail /data -h) (Supports soft-hardening)"
+	[ -d /userdisk ] && cecho " 2 Install to /userdisk, Free space: $(dir_avail /userdisk -h) (Supports soft-hardening)"
+	[ -d /data/other_vol ] && cecho " 3 Install to /data/other_vol, Free space: $(dir_avail /data/other_vol -h) (Supports soft-hardening)"
+	cecho " 4 Custom directory (Not recommended for beginners!)"
+	cecho " 0 Exit"
+	echo "-----------------------------------------------"
+	read -p "Enter number > " num
+	case "$num" in
+	1)
+		dir=/data
+		;;
+	2)
+		dir=/userdisk
+		;;
+	3)
+		dir=/data/other_vol
+		;;
+	4)
+		set_cust_dir
+		;;
+	*)
+		exit 1
+		;;
+	esac
+}
+set_asus_usb() {
+	while true; do
+		echo -e "Please select USB directory"
+		du -hL /tmp/mnt | awk -F/ 'NF<=4' | awk '{print " "NR" "$2"  "$1}'
+		read -p "Enter number > " num
+		dir=$(du -hL /tmp/mnt | awk -F/ 'NF<=4' | awk '{print $2}' | sed -n "$num"p)
+		if [ ! -f "$dir/asusware.arm/etc/init.d/S50downloadmaster" ]; then
+			echo -e "\033[31mDownload Master startup file not found: $dir/asusware.arm/etc/init.d/S50downloadmaster. Check settings!\033[0m"
+			sleep 1
+		else
+			break
+		fi
+	done
+}
+set_asus_dir() {
+	cecho "\033[33mAsus firmware detected, please select installation method\033[0m"
+	cecho " 1 Via USB + Download Master (Supports all firmware, ARM only, USB required)"
+	cecho " 2 Via startup script (Merlin firmware only)"
+	cecho " 0 Exit"
+	echo "-----------------------------------------------"
+	read -p "Enter number > " num
+	case "$num" in
+	1)
+		echo -e "Please install and enable Download Master in the router web UI first, then select the storage directory!"
+		sleep 2
+		set_asus_usb
+	;;
+	2)
+		cecho "If auto-start fails after reboot, please use USB + Download Master method instead!"
+		sleep 2
+		dir=/jffs
+	;;
+	*)
+		exit 1
+	;;
+	esac
+}
+set_cust_dir() {
+    while true; do
+        echo "-----------------------------------------------"
+        echo 'Path | Free Space:'
+        df -h | awk '{print $6,$4}' | sed 1d
+        echo 'Path must start with "/". Files in virtual memory (/tmp, /opt, /sys...) will be lost on reboot!!!'
+        read -p "Enter custom path > " dir
+        if [ "$(dir_avail "$dir")" = 0 ] || [ -n "$(echo "$dir" | grep -Eq '^/(tmp|opt|sys)(/|$)')" ]; then
+            cecho "\033[31mInvalid path! Please try again!\033[0m"
+            continue
+        fi
+        break 1
+    done
+}
+
+setdir() {
+    while true; do
+        echo "-----------------------------------------------"
+        cecho "\033[33mNote: ShellCrash requires at least 1MB of disk space\033[0m"
+        case "$systype" in
+			Padavan) dir=/etc/storage ;;
+			mi_snapshot) set_xiaomi_dir ;;
+			asusrouter) set_asus_dir ;;
+			ng_snapshot) dir=/tmp/mnt ;;
+			*)
+				cecho " 1 Install in \033[32m/etc\033[0m (Best for root users)"
+				cecho " 2 Install in \033[32m/usr/share\033[0m (Standard Linux systems)"
+				cecho " 3 Install in \033[32mUser Directory\033[0m (Best for non-root users)"
+				cecho " 4 Install on \033[32mExternal Storage\033[0m"
+				cecho " 5 Manual path entry"
+				cecho " 0 Exit"
+				echo "----------------------------------------------"
+				read -p "Enter number > " num
+				# Set Dir
+				case "$num" in
+				1)
+					dir=/etc
+					;;
+				2)
+					dir=/usr/share
+					;;
+				3)
+					dir=~/.local/share
+					mkdir -p ~/.config/systemd/user
+					;;
+				4)
+					set_usb_dir
+					;;
+				5)
+					set_cust_dir
+					;;
+				*)
+					echo "Installation cancelled"
+					exit 1
+					;;
+				esac
+			;;
+		esac
+
+        if [ ! -w "$dir" ]; then
+            cecho "\033[31mNo write permission for $dir! Please reset!\033[0m"
+            sleep 1
+        else
+            cecho "Target directory: \033[32m$dir\033[0m | Free space: $(dir_avail "$dir" -h)"
+            read -p "Confirm installation? (1/0) > " res
+            if [ "$res" = "1" ]; then
+                CRASHDIR="$dir"/ShellCrash
+                break
+            fi
+        fi
+    done
+}
+install() {
+    echo "-----------------------------------------------"
+    echo "Retrieving installation files from server..."
+    echo "-----------------------------------------------"
+    gettar
+    echo "-----------------------------------------------"
+    echo "ShellCrash installed successfully!"
+    [ "$profile" = "~/.bashrc" ] && echo "Please run [. ~/.bashrc > /dev/null] to update environment variables!"
+    [ -n "$(ls -l /bin/sh | grep -oE 'zsh')" ] && echo "Please run [. ~/.zshrc > /dev/null] to update environment variables!"
+    echo "-----------------------------------------------"
+    cecho "\033[33mType \033[30;47m $my_alias \033[0;33m to start management dashboard!!!\033[0m"
+    echo "-----------------------------------------------"
+}
+setversion() {
+    echo "-----------------------------------------------"
+    cecho "\033[33mSelect version to install:\033[0m"
+    cecho " 1 \033[32mBeta (Recommended)\033[0m"
+    cecho " 2 \033[36mStable\033[0m"
+    cecho " 3 \033[31mDev (Unstable)\033[0m"
+    echo "-----------------------------------------------"
+    read -p "Enter number > " num
+    case "$num" in
+    2)
+		url=$(echo "$url" | sed 's/master/stable/')
+	;;
+    3)
+		url=$(echo "$url" | sed 's/master/dev/')
+	;;
+    *) ;;
+    esac
+}
+
+# Pre-Install Checks
+check_systype() {
+	[ -f "/etc/storage/started_script.sh" ] && {
+		systype=Padavan # Padavan Firmware
+		initdir='/etc/storage/started_script.sh'
+	}
+	[ -d "/jffs" ] && {
+		systype=asusrouter # Asus Firmware
+		[ -f "/jffs/.asusrouter" ] && initdir='/jffs/.asusrouter'
+		[ -d "/jffs/scripts" ] && initdir='/jffs/scripts/nat-start'
+	}
+	[ -f "/data/etc/crontabs/root" ] && systype=mi_snapshot # Xiaomi device
+	[ -w "/var/mnt/cfg/firewall" ] && systype=ng_snapshot   # NETGEAR device
+}
+check_user() {
+	if [ "$USER" != "root" ] && [ -z "$systype" ]; then
+		echo "Current User: $USER"
+		cecho "\033[31mPlease use the root user (do not use sudo directly!) to install!\033[0m"
+		echo "-----------------------------------------------"
+		read -p "Install anyway? Unknown errors may occur! (1/0) > " res
+		[ "$res" != "1" ] && exit 1
+	fi
+}
+check_version() {
+	echo "$url" | grep -q 'master' && setversion
+	webget /tmp/version "$url/version" echooff
+	[ "$result" = "200" ] && versionsh=$(cat /tmp/version)
+	rm -rf /tmp/version
+
+	# Output
+	cecho "Latest Version: \033[32m$versionsh\033[0m"
+	echo "-----------------------------------------------"
+	cecho "\033[44mFor issues, please join the TG group: \033[42;30m t.me/ShellClash \033[0m"
+	cecho "\033[37mSupports various OpenWrt-based router devices"
+	cecho "\033[33mSupports Debian, Centos and standard Linux systems\033[0m"
+}
+check_dir() {
+	if [ -n "$CRASHDIR" ]; then
+		echo "-----------------------------------------------"
+		cecho "Old installation detected at \033[36m$CRASHDIR\033[0m. Overwrite?"
+		cecho "\033[32mConfiguration files will NOT be removed during overwrite!\033[0m"
+		echo " 1 Overwrite Installation"
+		echo " 2 Uninstall old version and reinstall"
+		echo " 0 Cancel"
+		read -p "Enter number > " num
+		case "$num" in
+		1)
+			install
+			;;
+		2)
+			[ "$CRASHDIR" != "/" ] && rm -rf "$CRASHDIR"
+			echo "-----------------------------------------------"
+			cecho "\033[31mOld version uninstalled!\033[0m"
+			setdir
+			install
+			;;
+		9)
+			echo "Test Mode: Changing installation path $CRASHDIR"
+			setdir
+			install
+			;;
+		*)
+			cecho "\033[31mInstallation cancelled!\033[0m"
+			exit 1
+			;;
+		esac
+	else
+		setdir
+		install
+	fi
+}
+
+check_systype
+check_user
+check_version
+check_dir