diff --git a/Config/Automation/manage.sh b/Config/Automation/manage.sh
index e252b9b..bd3e8b2 100644
--- a/Config/Automation/manage.sh
+++ b/Config/Automation/manage.sh
@@ -1,59 +1,70 @@
 #!/bin/bash
+
 echo "1. 查看已安装的脚本"
 echo "2. 删除脚本"
 
-declare user_choice
 read -p "请输入您的选择：" user_choice
 
-declare script_directory="/var/script"
-echo "请输入脚本安装目录，默认是 ${script_directory}"
-read -p "请输入：" script_directory
+script_directory="/var/script"
+read -p "请输入脚本安装目录，默认是 ${script_directory}：" input_directory
 
-if [[ -z $script_directory ]]; then
-    script_directory="/var/script"
-elif ! [[ -d $script_directory ]]; then
+if [[ -n $input_directory ]]; then
+    script_directory="$input_directory"
+fi
+
+if [[ ! -d $script_directory ]]; then
     echo "该目录不存在"
-    exit
+    exit 1
 fi
 
 function list_scripts() {
-    declare -a installed_scripts
-    declare script_name
-    declare script_count=0
+    local installed_scripts=()
+    local script_count=0
+
     for script in "$script_directory"/*; do
-        if [[ $script == "${script_directory}/*" ]]; then
+        if [[ ! -e $script ]]; then
             echo "该目录没有脚本"
-            exit
+            return
         fi
-        script_name=$(awk -F '.' '{print $1}' <<<"$(basename $script)")
+        local script_name=$(basename "$script" | awk -F '.' '{print $1}')
         if [[ $script_name == "linuxtool" ]]; then
             continue
         fi
         script_count=$((script_count + 1))
         echo "${script_count}.${script_name}"
-        installed_scripts[$script_count]=$script_name
+        installed_scripts+=("$script_name")
     done
-    if [ ${#installed_scripts[@]} == 0 ]; then
+
+    if [[ ${#installed_scripts[@]} -eq 0 ]]; then
         echo "该目录没有脚本"
-        exit
+        return
     fi
+
     echo "${installed_scripts[@]}"
 }
 
 case $user_choice in
-'1')
-    list_scripts
-    ;;
-'2')
-    installed_scripts=($(list_scripts))
-    read -p "请输入要删除的序号（多个用空格隔开）：" script_name
-    for i in $script_name; do
-        if [[ $i =~ [1-${#installed_scripts[@]}] ]]; then
-            echo "开始删除 ${installed_scripts[$i]}"
-            (crontab -l 2>/dev/null | grep -v "${installed_scripts[$i]}") | crontab - && echo "已删除脚本的自动任务"
-            rm -rf "$script_directory/${installed_scripts[$i]}" &>/dev/null
-            echo "删除完成"
-        fi
-    done
-    ;;
+    '1')
+        list_scripts
+        ;;
+    '2')
+        installed_scripts=($(list_scripts))
+        read -p "请输入要删除的序号（多个用空格隔开）：" script_indices
+
+        for index in $script_indices; do
+            if [[ $index =~ ^[1-9][0-9]*$ ]] && [ $index -le ${#installed_scripts[@]} ]; then
+                local script_to_delete=${installed_scripts[$((index - 1))]}
+                echo "开始删除 ${script_to_delete}"
+                (crontab -l 2>/dev/null | grep -v "$script_to_delete") | crontab - && echo "已删除脚本的自动任务"
+                rm -rf "$script_directory/$script_to_delete" &>/dev/null
+                echo "删除完成"
+            else
+                echo "无效的序号: $index"
+            fi
+        done
+        ;;
+    *)
+        echo "无效的选择"
+        exit 1
+        ;;
 esac