diff --git a/README.en.md b/README.en.md
index ee0db79..2db7b1a 100644
--- a/README.en.md
+++ b/README.en.md
@@ -251,10 +251,12 @@ Use `Dism++` File menu > Open Image File, select the iso to be installed to get
 
 - Windows (Vista ~ 11)
 - Windows Server (2008 ~ 2025)
-  - Windows Server Essentials
-  - Windows Server (Semi) Annual Channel
-  - Hyper-V Server
-  - Azure Stack HCI
+  - Windows Server Essentials *
+  - Windows Server (Semi) Annual Channel *
+  - Hyper-V Server *
+  - Azure Stack HCI *
+
+\* Must specify an ISO link.
 
 #### The script will install the following drivers as needed
 
diff --git a/README.md b/README.md
index 9fe9f34..fef5043 100644
--- a/README.md
+++ b/README.md
@@ -118,7 +118,6 @@ certutil -urlcache -f -split https://mirror.ghproxy.com/https://raw.githubuserco
 ## 使用
 
 > [!TIP]
->
 > 所有功能均可在 Linux / Windows 下使用。
 >
 > Linux 下运行 `bash reinstall.sh`
@@ -252,10 +251,12 @@ Windows Server 2022 SERVERDATACENTER
 
 - Windows (Vista ~ 11)
 - Windows Server (2008 ~ 2025)
-  - Windows Server Essentials
-  - Windows Server (Semi) Annual Channel
-  - Hyper-V Server
-  - Azure Stack HCI
+  - Windows Server Essentials *
+  - Windows Server (Semi) Annual Channel *
+  - Hyper-V Server *
+  - Azure Stack HCI *
+
+\* 需填写 iso 链接
 
 #### 脚本会按需安装以下驱动
 
diff --git a/alpine-network.sh b/alpine-network.sh
index 5b494a8..77fd384 100644
--- a/alpine-network.sh
+++ b/alpine-network.sh
@@ -127,11 +127,11 @@ test_internet() {
 
     # debian 没有 nslookup，因此用 ping
     for i in $(seq 5); do
-        if is_need_test_ipv4 && ping -c1 -W5 $ipv4_dns1 >/dev/null 2>&1; then
+        if is_need_test_ipv4 && ping -c1 -W5 -I "$ethx" "$ipv4_dns1" >/dev/null 2>&1; then
             echo "IPv4 has internet."
             ipv4_has_internet=true
         fi
-        if is_need_test_ipv6 && ping -c1 -W5 $ipv6_dns1 >/dev/null 2>&1; then
+        if is_need_test_ipv6 && ping -c1 -W5 -I "$ethx" "$ipv6_dns1" >/dev/null 2>&1; then
             echo "IPv6 has internet."
             ipv6_has_internet=true
         fi
@@ -188,10 +188,10 @@ interface $ethx {
 id-assoc na 0 {
 };
 EOF
-    dhcp6c -c /var/lib/netcfg/dhcp6c.conf "$ethx"
+    dhcp6c -c /var/lib/netcfg/dhcp6c.conf "$ethx" || true
     sleep 10
     # kill-all-dhcp
-    kill -9 "$(cat /var/run/dhcp6c.pid)"
+    kill -9 "$(cat /var/run/dhcp6c.pid)" || true
     db_progress STEP 1
 
     # 静态 + 检测网络提示
diff --git a/reinstall.sh b/reinstall.sh
index cfb5e7a..284a996 100644
--- a/reinstall.sh
+++ b/reinstall.sh
@@ -12,7 +12,7 @@ export LC_ALL=C
 # 不要漏了最后的 $PATH，否则会找不到 windows 系统程序例如 diskpart
 export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH
 
-this_script=$(realpath "$0")
+this_script=$(readlink -f "$0")
 trap 'trap_err $LINENO $?' ERR
 
 trap_err() {
@@ -1313,7 +1313,7 @@ install_pkg() {
             apk add $pkg
             ;;
         apt)
-            [ -z "$apk_updated" ] && apt update && apk_updated=1
+            [ -z "$apt_updated" ] && apt update && apt_updated=1
             DEBIAN_FRONTEND=noninteractive apt install -y $pkg
             ;;
         esac
@@ -1576,6 +1576,7 @@ collect_netconf() {
                 continue
             fi
 
+            # read -r _ _ _ _ id gateway <<<"$route"
             id=$(awk '{print $5}' <<<"$route")
             gateway=$(awk '{print $6}' <<<"$route")
 
diff --git a/trans.sh b/trans.sh
index ad089d9..8244c9b 100644
--- a/trans.sh
+++ b/trans.sh
@@ -489,24 +489,19 @@ is_windows() {
     return 1
 }
 
+# 15063 或之后才支持 rdnss
 is_windows_support_rdnss() {
-    local build_ver
     apk add pev
     for dir in /os /wim; do
         dll=$dir/Windows/System32/kernel32.dll
         if [ -f $dll ]; then
             build_ver="$(peres -v $dll | grep 'Product Version:' | cut -d. -f3)"
             echo "Windows Build Version: $build_ver"
-            break
+            apk del pev
+            [ "$build_ver" -ge 15063 ] && return 0 || return 1
         fi
     done
-    if [ -z "$build_ver" ]; then
-        error_and_exit "Not found kernel32.dll"
-    fi
-    apk del pev
-
-    # 15063 或之后才支持 rdnss
-    [ "$build_ver" -ge 15063 ]
+    error_and_exit "Not found kernel32.dll"
 }
 
 is_need_manual_set_dnsv6() {
@@ -2826,15 +2821,16 @@ install_windows() {
             fi
 
             # 匹配失败
+            file=/image-name
             error "Invalid image name: $image_name"
-            echo "Choose a correct image name by one of follow command and continue:"
+            echo "Choose a correct image name by one of follow command to continue:"
             while read -r line; do
-                echo "  echo '$line' >/image-name"
+                echo "  echo '$line' >$file"
             done < <(echo "$all_image_names")
 
             # sleep 直到有输入
-            echo >/image-name
-            until [ -f /image-name ] && image_name=$(xargs </image-name) && [ -n "$image_name" ]; do
+            true >$file
+            while ! { [ -s $file ] && image_name=$(cat $file) && [ -n "$image_name" ]; }; do
                 sleep 1
             done
         done
diff --git a/windows-setup.bat b/windows-setup.bat
index c59a5da..a909779 100644
--- a/windows-setup.bat
+++ b/windows-setup.bat
@@ -125,17 +125,18 @@ rem 运行 ramdisk X:\setup.exe 的话
 rem vista 会找不到安装源
 rem server 23h2 会无法运行
 
-rem 26100 新版安装程序不会创建 BIOS MBR 引导
+rem 26040 开始有新版安装程序
+rem 新版安装程序不会创建 BIOS MBR 引导
 if %ForceOldSetup% EQU 1 (
     set setup=Y:\sources\setup.exe
 ) else (
     set setup=Y:\setup.exe
-    rem 26100 旧版安装程序不会创建 winre 分区
-    rem 26100 新版安装程序会创建 winre 分区
+    rem 旧版安装程序不会创建 winre 分区
+    rem 新版安装程序会创建 winre 分区
     rem winre 分区创建在 installer 分区前面
     rem 禁止 winre 分区后，winre 储存在 C 盘，依然有效
     for /f "tokens=3" %%a in ('reg query "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion" /v CurrentBuildNumber') do (
-        if %%a GEQ 26100 (
+        if %%a GEQ 26040 (
             set ResizeRecoveryPartition=/ResizeRecoveryPartition Disable
         )
     )