diff --git a/installer/hikey960/flash-all.sh b/installer/hikey960/flash-all.sh
index 3f8bf9b..72112ff 100755
--- a/installer/hikey960/flash-all.sh
+++ b/installer/hikey960/flash-all.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
 INSTALLER_DIR="`dirname ${0}`"
+ECHO_PREFIX="=== "
 
 # for cases that don't run "lunch hikey960-userdebug"
 if [ -z "${ANDROID_BUILD_TOP}" ]; then
@@ -9,22 +10,66 @@
 fi
 
 if [ ! -d "${ANDROID_PRODUCT_OUT}" ]; then
-    echo "error in locating out directory, check if it exist"
+    echo ${ECHO_PREFIX}"error in locating out directory, check if it exist"
     exit
 fi
 
-echo "android out dir:${ANDROID_PRODUCT_OUT}"
+echo ${ECHO_PREFIX}"android out dir:${ANDROID_PRODUCT_OUT}"
 
-fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
-fastboot flash ptable "${INSTALLER_DIR}"/hisi-ptable.img
-fastboot flash fastboot "${INSTALLER_DIR}"/hisi-fastboot.img
-fastboot reboot-bootloader
-fastboot flash nvme "${INSTALLER_DIR}"/hisi-nvme.img
-fastboot flash fw_lpm3   "${INSTALLER_DIR}"/hisi-lpm3.img
-fastboot flash trustfirmware   "${INSTALLER_DIR}"/hisi-bl31.bin
-fastboot flash boot "${ANDROID_PRODUCT_OUT}"/boot.img
-fastboot flash dts "${ANDROID_PRODUCT_OUT}"/dt.img
-fastboot flash super "${ANDROID_PRODUCT_OUT}"/super.img
-fastboot flash userdata "${ANDROID_PRODUCT_OUT}"/userdata.img
-fastboot format:ext4:10000000 cache
+function check_partition_table_version () {
+	fastboot erase reserved
+	if [ $? -eq 0 ]
+	then
+		IS_PTABLE_1MB_ALIGNED=true
+	else
+		IS_PTABLE_1MB_ALIGNED=false
+	fi
+}
+
+function flashing_atf_uefi () {
+	fastboot flash ptable "${INSTALLER_DIR}"/prm_ptable.img
+	fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
+	fastboot reboot-bootloader
+
+	fastboot flash fastboot "${INSTALLER_DIR}"/l-loader.bin
+	fastboot flash fip "${INSTALLER_DIR}"/fip.bin
+	fastboot flash nvme "${INSTALLER_DIR}"/hisi-nvme.img
+	fastboot flash fw_lpm3   "${INSTALLER_DIR}"/hisi-lpm3.img
+	fastboot flash trustfirmware   "${INSTALLER_DIR}"/hisi-bl31.bin
+	fastboot reboot-bootloader
+
+	fastboot flash ptable "${INSTALLER_DIR}"/prm_ptable.img
+	fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
+	fastboot flash fastboot "${INSTALLER_DIR}"/l-loader.bin
+	fastboot flash fip "${INSTALLER_DIR}"/fip.bin
+
+	fastboot flash boot "${ANDROID_PRODUCT_OUT}"/boot.img
+	fastboot flash super "${ANDROID_PRODUCT_OUT}"/super.img
+#	fastboot flash userdata "${ANDROID_PRODUCT_OUT}"/userdata.img
+	fastboot format cache
+}
+
+function upgrading_ptable_1mb_aligned () {
+	fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
+	fastboot flash ptable "${INSTALLER_DIR}"/hisi-ptable.img
+	fastboot flash fastboot "${INSTALLER_DIR}"/hisi-fastboot.img
+	fastboot reboot-bootloader
+}
+
+echo ${ECHO_PREFIX}"Checking partition table version..."
+check_partition_table_version
+
+if [ "${IS_PTABLE_1MB_ALIGNED}" == "true" ]
+then
+	echo ${ECHO_PREFIX}"Partition table is 1MB aligned. Flashing ATF/UEFI..."
+	flashing_atf_uefi
+else
+	echo ${ECHO_PREFIX}"Partition table is 512KB aligned."
+	echo ${ECHO_PREFIX}"Upgrading to 1MB aligned version..."
+	upgrading_ptable_1mb_aligned
+	echo ${ECHO_PREFIX}"Flashing ATF/UEFI..."
+	flashing_atf_uefi
+	echo ${ECHO_PREFIX}"Done"
+fi
+
 fastboot reboot
diff --git a/installer/hikey960/legacy-flash-all.sh b/installer/hikey960/legacy-flash-all.sh
new file mode 100755
index 0000000..3f8bf9b
--- /dev/null
+++ b/installer/hikey960/legacy-flash-all.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+INSTALLER_DIR="`dirname ${0}`"
+
+# for cases that don't run "lunch hikey960-userdebug"
+if [ -z "${ANDROID_BUILD_TOP}" ]; then
+    ANDROID_BUILD_TOP=${INSTALLER_DIR}/../../../../../
+    ANDROID_PRODUCT_OUT="${ANDROID_BUILD_TOP}/out/target/product/hikey960"
+fi
+
+if [ ! -d "${ANDROID_PRODUCT_OUT}" ]; then
+    echo "error in locating out directory, check if it exist"
+    exit
+fi
+
+echo "android out dir:${ANDROID_PRODUCT_OUT}"
+
+fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
+fastboot flash ptable "${INSTALLER_DIR}"/hisi-ptable.img
+fastboot flash fastboot "${INSTALLER_DIR}"/hisi-fastboot.img
+fastboot reboot-bootloader
+fastboot flash nvme "${INSTALLER_DIR}"/hisi-nvme.img
+fastboot flash fw_lpm3   "${INSTALLER_DIR}"/hisi-lpm3.img
+fastboot flash trustfirmware   "${INSTALLER_DIR}"/hisi-bl31.bin
+fastboot flash boot "${ANDROID_PRODUCT_OUT}"/boot.img
+fastboot flash dts "${ANDROID_PRODUCT_OUT}"/dt.img
+fastboot flash super "${ANDROID_PRODUCT_OUT}"/super.img
+fastboot flash userdata "${ANDROID_PRODUCT_OUT}"/userdata.img
+fastboot format:ext4:10000000 cache
+fastboot reboot
diff --git a/installer/hikey960/uefi-flash-all.sh b/installer/hikey960/uefi-flash-all.sh
index c2f06af..347b5b2 100755
--- a/installer/hikey960/uefi-flash-all.sh
+++ b/installer/hikey960/uefi-flash-all.sh
@@ -1,75 +1,3 @@
 #!/bin/bash
-
 INSTALLER_DIR="`dirname ${0}`"
-ECHO_PREFIX="=== "
-
-# for cases that don't run "lunch hikey960-userdebug"
-if [ -z "${ANDROID_BUILD_TOP}" ]; then
-    ANDROID_BUILD_TOP=${INSTALLER_DIR}/../../../../../
-    ANDROID_PRODUCT_OUT="${ANDROID_BUILD_TOP}/out/target/product/hikey960"
-fi
-
-if [ ! -d "${ANDROID_PRODUCT_OUT}" ]; then
-    echo ${ECHO_PREFIX}"error in locating out directory, check if it exist"
-    exit
-fi
-
-echo ${ECHO_PREFIX}"android out dir:${ANDROID_PRODUCT_OUT}"
-
-function check_partition_table_version () {
-	fastboot erase reserved
-	if [ $? -eq 0 ]
-	then
-		IS_PTABLE_1MB_ALIGNED=true
-	else
-		IS_PTABLE_1MB_ALIGNED=false
-	fi
-}
-
-function flashing_atf_uefi () {
-	fastboot flash ptable "${INSTALLER_DIR}"/prm_ptable.img
-	fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
-	fastboot reboot-bootloader
-
-	fastboot flash fastboot "${INSTALLER_DIR}"/l-loader.bin
-	fastboot flash fip "${INSTALLER_DIR}"/fip.bin
-	fastboot flash nvme "${INSTALLER_DIR}"/hisi-nvme.img
-	fastboot flash fw_lpm3   "${INSTALLER_DIR}"/hisi-lpm3.img
-	fastboot flash trustfirmware   "${INSTALLER_DIR}"/hisi-bl31.bin
-	fastboot reboot-bootloader
-
-	fastboot flash ptable "${INSTALLER_DIR}"/prm_ptable.img
-	fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
-	fastboot flash fastboot "${INSTALLER_DIR}"/l-loader.bin
-	fastboot flash fip "${INSTALLER_DIR}"/fip.bin
-
-	fastboot flash boot "${ANDROID_PRODUCT_OUT}"/boot.img
-	fastboot flash super "${ANDROID_PRODUCT_OUT}"/super.img
-	fastboot flash userdata "${ANDROID_PRODUCT_OUT}"/userdata.img
-	fastboot format cache
-}
-
-function upgrading_ptable_1mb_aligned () {
-	fastboot flash xloader "${INSTALLER_DIR}"/hisi-sec_xloader.img
-	fastboot flash ptable "${INSTALLER_DIR}"/hisi-ptable.img
-	fastboot flash fastboot "${INSTALLER_DIR}"/hisi-fastboot.img
-	fastboot reboot-bootloader
-}
-
-echo ${ECHO_PREFIX}"Checking partition table version..."
-check_partition_table_version
-
-if [ "${IS_PTABLE_1MB_ALIGNED}" == "true" ]
-then
-	echo ${ECHO_PREFIX}"Partition table is 1MB aligned. Flashing ATF/UEFI..."
-	flashing_atf_uefi
-else
-	echo ${ECHO_PREFIX}"Partition table is 512KB aligned."
-	echo ${ECHO_PREFIX}"Upgrading to 1MB aligned version..."
-	upgrading_ptable_1mb_aligned
-	echo ${ECHO_PREFIX}"Flasing ATF/UEFI..."
-	flashing_atf_uefi
-	echo ${ECHO_PREFIX}"Done"
-fi
-
-fastboot reboot
+${INSTALLER_DIR}/flash-all.sh