diff --git a/files/board/arpl/kernel_defconfig b/files/board/arpl/kernel_defconfig
index 5c458777..aac9b3b7 100644
--- a/files/board/arpl/kernel_defconfig
+++ b/files/board/arpl/kernel_defconfig
@@ -130,9 +130,9 @@ CONFIG_PCIEPORTBUS=y
 CONFIG_HOTPLUG_PCI=y
 CONFIG_HOTPLUG_PCI_PCIE=y
 CONFIG_HOTPLUG_PCI_ACPI=y
-CONFIG_PCI_STUB=m
+# CONFIG_PCI_STUB=m
 CONFIG_PCI_IOV=y
-CONFIG_PCI_ENDPOINT=y
+# CONFIG_PCI_ENDPOINT=y
 CONFIG_PCI_SW_SWITCHTEC=y
 
 CONFIG_DEVTMPFS=y
diff --git a/files/board/arpl/overlayfs/etc/init.d/S41dhcpcd b/files/board/arpl/overlayfs/etc/init.d/S41dhcpcd
index 439628f1..ddcfbc86 100755
--- a/files/board/arpl/overlayfs/etc/init.d/S41dhcpcd
+++ b/files/board/arpl/overlayfs/etc/init.d/S41dhcpcd
@@ -9,26 +9,26 @@ PIDFILE=/var/run/dhcpcd/pid
 
 [ -f "${CONFIG}" ] || exit 0
 
-case "$1" in
+case "${1}" in
 start)
   echo "Starting dhcpcd..."
-  start-stop-daemon -S -x "$DAEMON" -p "$PIDFILE" -- -f "$CONFIG"
+  start-stop-daemon -S -x "${DAEMON}" -p "${PIDFILE}" -- -f "${CONFIG}"
   ;;
 stop)
   echo "Stopping dhcpcd..."
-  start-stop-daemon -K -x "$DAEMON" -p "$PIDFILE" -o
+  start-stop-daemon -K -x "${DAEMON}" -p "${PIDFILE}" -o
   ;;
 reload | force-reload)
   echo "Reloading dhcpcd configuration..."
-  "$DAEMON" -s reload
+  "${DAEMON}" -s reload
   ;;
 restart)
-  "$0" stop
+  "${0}" stop
   sleep 1 # Prevent race condition: ensure dhcpcd stops before start.
-  "$0" start
+  "${0}" start
   ;;
 *)
-  echo "Usage: $0 {start|stop|restart|reload|force-reload}"
+  echo "Usage: ${0} {start|stop|restart|reload|force-reload}"
   exit 1
   ;;
 esac
diff --git a/files/board/arpl/overlayfs/opt/arpl/menu.sh b/files/board/arpl/overlayfs/opt/arpl/menu.sh
index d17401ca..70100789 100755
--- a/files/board/arpl/overlayfs/opt/arpl/menu.sh
+++ b/files/board/arpl/overlayfs/opt/arpl/menu.sh
@@ -630,7 +630,7 @@ function cmdlineMenu() {
           MAC="$(<"${TMP_PATH}/resp")"
           [ -z "${MAC}" ] && MAC="$(readConfigKey "original-mac${i}" "${USER_CONFIG_FILE}")"
           [ -z "${MAC}" ] && MAC="${MACFS[$(expr ${i} - 1)]}"
-          MACF="$(echo "${MAC}" | sed 's/://g')"
+          MACF="$(echo "${MAC}" | sed "s/:\|-\| //g")"
           [ ${#MACF} -eq 12 ] && break
           dialog --backtitle "$(backtitle)" --colors --title "$(TEXT "Cmdline")" \
             --msgbox "$(TEXT "Invalid MAC")" 0 0
@@ -641,7 +641,7 @@ function cmdlineMenu() {
           writeConfigKey "cmdline.mac${N}" "${MACF}" "${USER_CONFIG_FILE}"
           writeConfigKey "cmdline.netif_num" "${N}" "${USER_CONFIG_FILE}"
           MAC="${MACF:0:2}:${MACF:2:2}:${MACF:4:2}:${MACF:6:2}:${MACF:8:2}:${MACF:10:2}"
-          ip link set dev ${ETHX[$(expr ${N} - 1)]} address ${MAC} 2>&1 |
+          ip link set dev ${ETHX[$(expr ${N} - 1)]} address "${MAC}" 2>&1 |
             dialog --backtitle "$(backtitle)" --colors --title "$(TEXT "Cmdline")" \
               --progressbox "$(TEXT "Changing MAC")" 20 70
           /etc/init.d/S41dhcpcd restart 2>&1 |