diff --git a/files/initrd/opt/rr/boot.sh b/files/initrd/opt/rr/boot.sh
index da412ef5..cbe5ec0d 100755
--- a/files/initrd/opt/rr/boot.sh
+++ b/files/initrd/opt/rr/boot.sh
@@ -119,8 +119,8 @@ else
   CMDLINE['noefi']=""
 fi
 DT="$(readConfigKey "platforms.${PLATFORM}.dt" "${WORK_PATH}/platforms.yml")"
-KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
 if [ $(echo "${KVER:-4}" | cut -d'.' -f1) -lt 5 ]; then
   if [ ! "${BUS}" = "usb" ]; then
     SZ=$(blockdev --getsz ${LOADER_DISK} 2>/dev/null) # SZ=$(cat /sys/block/${LOADER_DISK/\/dev\//}/size)
@@ -162,6 +162,10 @@ if [ "${DT}" = "true" ] && ! echo "epyc7002 purley broadwellnkv2" | grep -wq "${
   [ ! "${CMDLINE['modprobe.blacklist']}" = "" ] && CMDLINE['modprobe.blacklist']+=","
   CMDLINE['modprobe.blacklist']+="mpt3sas"
 fi
+if true; then
+  [ ! "${CMDLINE['modprobe.blacklist']}" = "" ] && CMDLINE['modprobe.blacklist']+=","
+  CMDLINE['modprobe.blacklist']+="evbug"
+fi
 if echo "apollolake geminilake" | grep -wq "${PLATFORM}"; then
   CMDLINE["intel_iommu"]="igfx_off"
 fi
@@ -169,6 +173,16 @@ if echo "purley broadwellnkv2" | grep -wq "${PLATFORM}"; then
   CMDLINE["SASmodel"]="1"
 fi
 
+if echo "apollolake geminilake purley" | grep -wq "${PLATFORM}"; then
+  if grep -q "^flags.*x2apic.*" /proc/cpuinfo; then
+    eval $(grep -o "RR_CMDLINE=.*$" "${USER_GRUB_CONFIG}")
+    [ -z "${RR_CMDLINE}" ] && RR_CMDLINE="bzImage-rr"
+    echo "${RR_CMDLINE}" | grep -q 'nox2apic' || sed -i "s|${RR_CMDLINE}|${RR_CMDLINE} nox2apic|" "${USER_GRUB_CONFIG}"
+  fi
+else
+  grep -q ' nox2apic' "${USER_GRUB_CONFIG}" && sed -i "s| nox2apic||" "${USER_GRUB_CONFIG}"
+fi
+
 while IFS=': ' read KEY VALUE; do
   [ -n "${KEY}" ] && CMDLINE["network.${KEY}"]="${VALUE}"
 done <<<$(readConfigMap "network" "${USER_CONFIG_FILE}")
diff --git a/files/initrd/opt/rr/include/functions.sh b/files/initrd/opt/rr/include/functions.sh
index f6c15ca7..ed777930 100755
--- a/files/initrd/opt/rr/include/functions.sh
+++ b/files/initrd/opt/rr/include/functions.sh
@@ -255,12 +255,14 @@ function _sort_netif() {
 # 1 - device path
 function getBus() {
   BUS=""
+  # xvd
+  [ -z "${BUS}" ] && BUS=$(lsblk -dpno KNAME,SUBSYSTEMS 2>/dev/null | grep "${1} " | grep -q "xen" && echo "xen") 
   # usb/ata(sata/ide)/scsi
   [ -z "${BUS}" ] && BUS=$(udevadm info --query property --name "${1}" 2>/dev/null | grep ID_BUS | cut -d= -f2 | sed 's/ata/sata/')
   # usb/sata(sata/ide)/nvme
   [ -z "${BUS}" ] && BUS=$(lsblk -dpno KNAME,TRAN 2>/dev/null | grep "${1} " | awk '{print $2}') #Spaces are intentional
   # usb/scsi(sata/ide)/virtio(scsi/virtio)/mmc/nvme
-  [ -z "${BUS}" ] && BUS=$(lsblk -dpno KNAME,SUBSYSTEMS 2>/dev/null | grep "${1} " | awk -F':' '{print $(NF-1)}' | sed 's/_host//') #Spaces are intentional
+  [ -z "${BUS}" ] && BUS=$(lsblk -dpno KNAME,SUBSYSTEMS 2>/dev/null | grep "${1} " | awk '{print $2}' | awk -F':' '{print $(NF-1)}' | sed 's/_host//') # Spaces are intentional
   echo "${BUS}"
   return 0
 }
@@ -287,7 +289,7 @@ function getIP() {
 function getLogo() {
   MODEL="${1}"
   rm -f "${PART3_PATH}/logo.png"
-  fastest=$(_get_fastest "www.synology.com" "www.synology.cn")
+  fastest="www.synology.com" # $(_get_fastest "www.synology.com" "www.synology.cn")
   if [ $? -ne 0 ]; then
     return 1
   fi
diff --git a/files/initrd/opt/rr/init.sh b/files/initrd/opt/rr/init.sh
index 5f6a8bee..0d883d88 100755
--- a/files/initrd/opt/rr/init.sh
+++ b/files/initrd/opt/rr/init.sh
@@ -107,7 +107,7 @@ PID="0x0001"
 TYPE="DoM"
 BUS=$(getBus "${LOADER_DISK}")
 
-BUSLIST="usb sata scsi nvme mmc"
+BUSLIST="usb sata scsi nvme mmc xen"
 if [ "${BUS}" = "usb" ]; then
   VID="0x$(udevadm info --query property --name ${LOADER_DISK} 2>/dev/null | grep ID_VENDOR_ID | cut -d= -f2)"
   PID="0x$(udevadm info --query property --name ${LOADER_DISK} 2>/dev/null | grep ID_MODEL_ID | cut -d= -f2)"
@@ -117,7 +117,7 @@ elif ! echo "${BUSLIST}" | grep -wq "${BUS}"; then
     echo "LOCALBUILD MODE"
     TYPE="PC"
   else
-    die "$(TEXT "Loader disk neither USB or SATA/SCSI/NVME/MMC DoM")"
+    die "$(TEXT "Loader disk neither USB or SATA/SCSI/NVME/MMC/XEN DoM")"
   fi
 fi
 
diff --git a/files/initrd/opt/rr/menu.sh b/files/initrd/opt/rr/menu.sh
index 0548bf2e..d6107e52 100755
--- a/files/initrd/opt/rr/menu.sh
+++ b/files/initrd/opt/rr/menu.sh
@@ -167,7 +167,7 @@ function modelMenu() {
   # If user change model, clean build* and pat* and SN
   if [ "${MODEL}" != "${resp}" ]; then
     PLATFORM="$(grep -w "${resp}" "${TMP_PATH}/modellist" | awk '{print $2}' | head -n 1)"
-    MODEL=${resp}
+    MODEL="${resp}"
     writeConfigKey "platform" "${PLATFORM}" "${USER_CONFIG_FILE}"
     writeConfigKey "model" "${MODEL}" "${USER_CONFIG_FILE}"
     MODELID=""
@@ -180,7 +180,7 @@ function modelMenu() {
     writeConfigKey "smallnum" "${SMALLNUM}" "${USER_CONFIG_FILE}"
     writeConfigKey "paturl" "" "${USER_CONFIG_FILE}"
     writeConfigKey "patsum" "" "${USER_CONFIG_FILE}"
-    SN=$(generateSerial "${MODEL}")
+    SN="$(generateSerial "${MODEL}")"
     writeConfigKey "sn" "${SN}" "${USER_CONFIG_FILE}"
     NETIF_NUM=2
     MACS=($(generateMacAddress "${MODEL}" ${NETIF_NUM}))
@@ -329,8 +329,8 @@ function productversMenu() {
     writeConfigKey "synoinfo.\"${KEY}\"" "${VALUE}" "${USER_CONFIG_FILE}"
   done <<<$(readConfigMap "platforms.${PLATFORM}.synoinfo" "${WORK_PATH}/platforms.yml")
   # Check addons
-  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
   while IFS=': ' read ADDON PARAM; do
     [ -z "${ADDON}" ] && continue
     if ! checkAddonExist "${ADDON}" "${PLATFORM}" "$([ -n "${KPRE}" ] && echo "${KPRE}-")${KVER}"; then
@@ -369,12 +369,12 @@ function setConfigFromDSM() {
   PS="$(readConfigEntriesArray "platforms" "${WORK_PATH}/platforms.yml" | sort)"
   VS="$(readConfigEntriesArray "platforms.${PLATFORMTMP,,}.productvers" "${WORK_PATH}/platforms.yml" | sort -r)"
   if arrayExistItem "${PLATFORMTMP,,}" ${PS} && arrayExistItem "${majorversion}.${minorversion}" ${VS}; then
-    PLATFORM=${PLATFORMTMP,,}
-    MODEL=$(echo ${MODELTMP} | sed 's/d$/D/; s/rp$/RP/; s/rp+/RP+/')
-    MODELID=${MODELTMP}
-    PRODUCTVER=${majorversion}.${minorversion}
-    BUILDNUM=${buildnumber}
-    SMALLNUM=${smallfixnumber}
+    PLATFORM="${PLATFORMTMP,,}"
+    MODEL="$(echo ${MODELTMP} | sed 's/d$/D/; s/rp$/RP/; s/rp+/RP+/')"
+    MODELID="${MODELTMP}"
+    PRODUCTVER="${majorversion}.${minorversion}"
+    BUILDNUM="${buildnumber}"
+    SMALLNUM="${smallfixnumber}"
   else
     echo "$(printf "$(TEXT "Currently, %s is not supported.")" "${MODELTMP}-${majorversion}.${minorversion}")" >"${LOG_FILE}"
     return 1
@@ -385,7 +385,7 @@ function setConfigFromDSM() {
   writeConfigKey "platform" "${PLATFORM}" "${USER_CONFIG_FILE}"
   writeConfigKey "model" "${MODEL}" "${USER_CONFIG_FILE}"
   writeConfigKey "modelid" "${MODELID}" "${USER_CONFIG_FILE}"
-  SN=$(generateSerial "${MODEL}")
+  SN="$(generateSerial "${MODEL}")"
   writeConfigKey "sn" "${SN}" "${USER_CONFIG_FILE}"
   NETIF_NUM=2
   MACS=($(generateMacAddress "${MODEL}" ${NETIF_NUM}))
@@ -407,8 +407,8 @@ function setConfigFromDSM() {
   done <<<$(readConfigMap "platforms.${PLATFORM}.synoinfo" "${WORK_PATH}/platforms.yml")
 
   # Check addons
-  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
   while IFS=': ' read ADDON PARAM; do
     [ -z "${ADDON}" ] && continue
     if ! checkAddonExist "${ADDON}" "${PLATFORM}" "$([ -n "${KPRE}" ] && echo "${KPRE}-")${KVER}"; then
@@ -516,8 +516,8 @@ function ParsePat() {
 # Manage addons
 function addonMenu() {
   # Read 'platform' and kernel version to check if addon exists
-  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
 
   NEXT="a"
   # Loop menu
@@ -654,8 +654,8 @@ function addonMenu() {
 
 ###############################################################################
 function moduleMenu() {
-  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
   NEXT="c"
   # loop menu
   while true; do
@@ -1797,7 +1797,7 @@ function tryRecoveryDSM() {
   fi
 
   if [ -f "${TMP_PATH}/mdX/etc/synoinfo.conf" ]; then
-    R_SN=$(_get_conf_kv SN "${TMP_PATH}/mdX/etc/synoinfo.conf")
+    R_SN="$(_get_conf_kv SN "${TMP_PATH}/mdX/etc/synoinfo.conf")"
     [ -n "${R_SN}" ] && SN=${R_SN} && writeConfigKey "sn" "${SN}" "${USER_CONFIG_FILE}"
   fi
 
@@ -2910,8 +2910,8 @@ function updateRR() {
       cp -Rf "${TMP_PATH}/update/${VALUE}"/* "${VALUE}"
       if [ "$(realpath "${VALUE}")" = "$(realpath "${MODULES_PATH}")" ]; then
         if [ -n "${MODEL}" -a -n "${PRODUCTVER}" ]; then
-          KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-          KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+          KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+          KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
           if [ -n "${PLATFORM}" -a -n "${KVER}" ]; then
             writeConfigKey "modules" "{}" "${USER_CONFIG_FILE}"
             while read ID DESC; do
@@ -3044,8 +3044,8 @@ function updateModules() {
   rm -rf "${MODULES_PATH}/"*
   cp -rf "${TMP_PATH}/update/"* "${MODULES_PATH}/"
   if [ -n "${MODEL}" -a -n "${PRODUCTVER}" ]; then
-    KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-    KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+    KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+    KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
     if [ -n "${PLATFORM}" -a -n "${KVER}" ]; then
       writeConfigKey "modules" "{}" "${USER_CONFIG_FILE}"
       while read ID DESC; do
@@ -3166,8 +3166,8 @@ function updateCKs() {
   rm -rf "${CKS_PATH}/"*
   cp -rf "${TMP_PATH}/update/"* "${CKS_PATH}/"
   if [ -n "${MODEL}" -a -n "${PRODUCTVER}" -a "${KERNEL}" = "custom" ]; then
-    KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-    KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+    KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+    KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
     if [ -n "${PLATFORM}" -a -n "${KVER}" ]; then
       writeConfigKey "modules" "{}" "${USER_CONFIG_FILE}"
       while read ID DESC; do
@@ -3394,8 +3394,8 @@ else
     fi
     echo "u \"$(TEXT "Parse pat")\"" >>"${TMP_PATH}/menu"
     if [ -n "${PRODUCTVER}" ]; then
-      KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-      KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+      KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+      KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
       if [ -f "${CKS_PATH}/bzImage-${PLATFORM}-$([ -n "${KPRE}" ] && echo "${KPRE}-")${KVER}.gz" ] &&
         [ -f "${CKS_PATH}/modules-${PLATFORM}-$([ -n "${KPRE}" ] && echo "${KPRE}-")${KVER}.tgz" ]; then
         echo "s \"$(TEXT "Kernel:") \Z4${KERNEL}\Zn\"" >>"${TMP_PATH}/menu"
diff --git a/files/initrd/opt/rr/ramdisk-patch.sh b/files/initrd/opt/rr/ramdisk-patch.sh
index 193a30cc..28cbdabb 100755
--- a/files/initrd/opt/rr/ramdisk-patch.sh
+++ b/files/initrd/opt/rr/ramdisk-patch.sh
@@ -72,8 +72,8 @@ writeConfigKey "smallnum" "${SMALLNUM}" "${USER_CONFIG_FILE}"
 
 echo -n "."
 # Read model data
-KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
 
 # Sanity check
 if [ -z "${PLATFORM}" -o -z "${KVER}" ]; then
diff --git a/files/initrd/opt/rr/vmlinux-to-bzImage.sh b/files/initrd/opt/rr/vmlinux-to-bzImage.sh
index ccc1bf12..96fa9121 100755
--- a/files/initrd/opt/rr/vmlinux-to-bzImage.sh
+++ b/files/initrd/opt/rr/vmlinux-to-bzImage.sh
@@ -7,8 +7,8 @@
 
 PLATFORM="$(readConfigKey "platform" "${USER_CONFIG_FILE}")"
 PRODUCTVER="$(readConfigKey "productver" "${USER_CONFIG_FILE}")"
-KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
 
 # Adapted from: scripts/Makefile.lib
 # Usage: size_append FILE [FILE2] [FILEn]...
diff --git a/files/initrd/opt/rr/zimage-patch.sh b/files/initrd/opt/rr/zimage-patch.sh
index a3ebf00d..42a56d48 100755
--- a/files/initrd/opt/rr/zimage-patch.sh
+++ b/files/initrd/opt/rr/zimage-patch.sh
@@ -21,8 +21,8 @@ if [ "${KERNEL}" = "custom" ]; then
   echo -n "."
   PLATFORM="$(readConfigKey "platform" "${USER_CONFIG_FILE}")"
   PRODUCTVER="$(readConfigKey "productver" "${USER_CONFIG_FILE}")"
-  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kver" "${WORK_PATH}/platforms.yml")"
-  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.[${PRODUCTVER}].kpre" "${WORK_PATH}/platforms.yml")"
+  KVER="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kver" "${WORK_PATH}/platforms.yml")"
+  KPRE="$(readConfigKey "platforms.${PLATFORM}.productvers.\"${PRODUCTVER}\".kpre" "${WORK_PATH}/platforms.yml")"
   # Extract bzImage
   gzip -dc "${CKS_PATH}/bzImage-${PLATFORM}-$([ -n "${KPRE}" ] && echo "${KPRE}-")${KVER}.gz" >"${MOD_ZIMAGE_FILE}"
 else
diff --git a/scripts/func.sh b/scripts/func.sh
index 3c3950fd..b4325e9c 100755
--- a/scripts/func.sh
+++ b/scripts/func.sh
@@ -373,6 +373,8 @@ extendedConfigFile = "${VMNAME}.vmxf"
 floppy0.present = "FALSE"
 ethernet0.addressType = "generated"
 ethernet0.virtualDev = "vmxnet3"
+ethernet0.connectionType = "nat"
+ethernet0.allowguestconnectioncontrol = "true"
 ethernet0.present = "TRUE"
 sata0.present = "TRUE"
 sata0:0.fileName = "${VMNAME}-disk1.vmdk"