diff --git a/GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy.c b/GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy.c
index 51b81e6d..14915ccd 100644
--- a/GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy.c
+++ b/GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy.c
@@ -2829,6 +2829,60 @@ end:
     return rc;
 }
 
+static grub_err_t ventoy_cmd_get_fs_label(grub_extcmd_context_t ctxt, int argc, char **args)
+{
+    int rc = 1;
+    char *device_name = NULL;
+    grub_device_t dev = NULL;
+    grub_fs_t fs = NULL;
+    char *label = NULL;
+    
+    (void)ctxt;
+
+    if (argc != 2)
+    {
+        debug("ventoy_cmd_get_fs_label, invalid param num %d\n", argc);
+        return 1;
+    }
+
+    device_name = grub_file_get_device_name(args[0]);
+    if (!device_name)
+    {
+        debug("grub_file_get_device_name failed, %s\n", args[0]);
+        goto end;
+    }
+
+    dev = grub_device_open(device_name);
+    if (!dev)
+    {
+        debug("grub_device_open failed, %s\n", device_name);
+        goto end;        
+    }
+
+    fs = grub_fs_probe(dev);
+    if (!fs)
+    {
+        debug("grub_fs_probe failed, %s\n", device_name);
+        goto end;
+    }
+
+    fs->fs_label(dev, &label);
+    if (label)
+    {
+        ventoy_set_env(args[1], label);
+        grub_free(label);
+    }
+    
+    rc = 0;
+    
+end:
+
+    check_free(device_name, grub_free);
+    check_free(dev, grub_device_close);
+    
+    return rc;
+}
+
 grub_uint64_t ventoy_grub_get_file_size(const char *fmt, ...)
 {
     grub_uint64_t size = 0;
@@ -2973,6 +3027,7 @@ static cmd_para ventoy_cmds[] =
     { "vt_push_last_entry", ventoy_cmd_push_last_entry, 0, NULL, "", "", NULL },
     { "vt_pop_last_entry", ventoy_cmd_pop_last_entry, 0, NULL, "", "", NULL },
     { "vt_get_lib_module_ver", ventoy_cmd_lib_module_ver, 0, NULL, "", "", NULL },
+    { "vt_get_fs_label", ventoy_cmd_get_fs_label, 0, NULL, "", "", NULL },
     
     { "vt_find_first_bootable_hd", ventoy_cmd_find_bootable_hdd, 0, NULL, "", "", NULL },
     { "vt_dump_menu", ventoy_cmd_dump_menu, 0, NULL, "", "", NULL },
diff --git a/IMG/cpio/ventoy/hook/crux/disk_hook.sh b/IMG/cpio/ventoy/hook/crux/disk_hook.sh
new file mode 100644
index 00000000..e03374e6
--- /dev/null
+++ b/IMG/cpio/ventoy/hook/crux/disk_hook.sh
@@ -0,0 +1,40 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+for i in 0 1 2 3 4 5 6 7 8 9; do 
+    vtdiskname=$(get_ventoy_disk_name)
+    if [ "$vtdiskname" = "unknown" ]; then
+        vtlog "wait for disk ..."
+        $SLEEP 3
+    else
+        break
+    fi
+done
+
+ventoy_extract_vtloopex /dev/${vtdiskname#/dev/}2  crux
+
+vtLoopExDir=$VTOY_PATH/vtloopex/crux/vtloopex
+$BUSYBOX_PATH/xz -d  $vtLoopExDir/dm-mod/$(uname -r)/64/dax.ko.xz
+$BUSYBOX_PATH/xz -d  $vtLoopExDir/dm-mod/$(uname -r)/64/dm-mod.ko.xz
+$BUSYBOX_PATH/insmod $vtLoopExDir/dm-mod/$(uname -r)/64/dax.ko
+$BUSYBOX_PATH/insmod $vtLoopExDir/dm-mod/$(uname -r)/64/dm-mod.ko
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2"
diff --git a/IMG/cpio/ventoy/hook/crux/ventoy-hook.sh b/IMG/cpio/ventoy/hook/crux/ventoy-hook.sh
new file mode 100644
index 00000000..8c5d048d
--- /dev/null
+++ b/IMG/cpio/ventoy/hook/crux/ventoy-hook.sh
@@ -0,0 +1,22 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. $VTOY_PATH/hook/ventoy-os-lib.sh
+
+$SED "/find_and_mount_media.*(/a\ $BUSYBOX_PATH/sh $VTOY_PATH/hook/crux/disk_hook.sh"  -i /init    
diff --git a/IMG/cpio/ventoy/hook/daphile/disk_hook.sh b/IMG/cpio/ventoy/hook/daphile/disk_hook.sh
new file mode 100644
index 00000000..3f515bff
--- /dev/null
+++ b/IMG/cpio/ventoy/hook/daphile/disk_hook.sh
@@ -0,0 +1,36 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+# Just for KVM test enviroment
+$BUSYBOX_PATH/modprobe virtio_blk 2>/dev/null
+$BUSYBOX_PATH/modprobe virtio_pci 2>/dev/null
+
+for i in 0 1 2 3 4 5 6 7 8 9; do 
+    vtdiskname=$(get_ventoy_disk_name)
+    if [ "$vtdiskname" = "unknown" ]; then
+        vtlog "wait for disk ..."
+        $SLEEP 2
+    else
+        break
+    fi
+done
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
diff --git a/IMG/cpio/ventoy/hook/daphile/ventoy-hook.sh b/IMG/cpio/ventoy/hook/daphile/ventoy-hook.sh
new file mode 100644
index 00000000..176db16b
--- /dev/null
+++ b/IMG/cpio/ventoy/hook/daphile/ventoy-hook.sh
@@ -0,0 +1,24 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. $VTOY_PATH/hook/ventoy-os-lib.sh
+
+$SED "/mount_boot /i\ $BUSYBOX_PATH/sh $VTOY_PATH/hook/gentoo/disk_hook.sh"  -i /init    
+
+$SED "s#'\.\*/block/mmcblk[^ ]*'#'\.\*/block/dm-[0-9]*'#" -i /init
diff --git a/IMG/cpio/ventoy/hook/phoenixos/disk_hook.sh b/IMG/cpio/ventoy/hook/phoenixos/disk_hook.sh
new file mode 100644
index 00000000..56b97b21
--- /dev/null
+++ b/IMG/cpio/ventoy/hook/phoenixos/disk_hook.sh
@@ -0,0 +1,47 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+if is_ventoy_hook_finished; then
+    exit 0
+fi
+
+VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
+
+for i in 0 1 2 3 4 5 6 7 8 9; do 
+    vtdiskname=$(get_ventoy_disk_name)
+    if [ "$vtdiskname" = "unknown" ]; then
+        vtlog "wait for disk ..."
+        sleep 3
+    else
+        break
+    fi
+done
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
+
+blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/')
+mknod -m 0666 /dev/ventoy b $blkdev_num
+
+set_ventoy_hook_finish
+
+PATH=$VTPATH_OLD
+
+
diff --git a/IMG/cpio/ventoy/hook/phoenixos/ventoy-hook.sh b/IMG/cpio/ventoy/hook/phoenixos/ventoy-hook.sh
new file mode 100644
index 00000000..0ead131c
--- /dev/null
+++ b/IMG/cpio/ventoy/hook/phoenixos/ventoy-hook.sh
@@ -0,0 +1,24 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. $VTOY_PATH/hook/ventoy-os-lib.sh
+
+$BUSYBOX_PATH/mkdir /dev
+$SED "/for device in/i\ $BUSYBOX_PATH/sh $VTOY_PATH/hook/phoenixos/disk_hook.sh"  -i /init    
+$SED "s#for device in #for device in /dev/ventoy #"  -i /init  
diff --git a/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh b/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh
index c9bf3ae2..bb1cb315 100644
--- a/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh
+++ b/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh
@@ -532,3 +532,19 @@ ventoy_swap_device() {
     mv $VTOY_PATH/swap_tmp_dev $2
 }
 
+ventoy_extract_vtloopex() {
+    vtCurPwd=$PWD
+    $BUSYBOX_PATH/mkdir -p $VTOY_PATH/partmnt $VTOY_PATH/vtloopex
+    $BUSYBOX_PATH/mount -o ro -t vfat /dev/${vtdiskname#/dev/}2  $VTOY_PATH/partmnt
+    cd $VTOY_PATH/vtloopex
+    $CAT $VTOY_PATH/partmnt/ventoy/vtloopex.cpio | $BUSYBOX_PATH/cpio -idm
+    $BUSYBOX_PATH/umount $VTOY_PATH/partmnt
+    $BUSYBOX_PATH/rm -rf $VTOY_PATH/partmnt    
+
+    if [ -n "$2" ]; then
+        cd $VTOY_PATH/vtloopex/$2/
+        $BUSYBOX_PATH/tar -xJf vtloopex.tar.xz
+    fi
+    
+    cd $vtCurPwd
+}
diff --git a/IMG/cpio/ventoy/ventoy_chain.sh b/IMG/cpio/ventoy/ventoy_chain.sh
index d21d910c..f8f0f5df 100644
--- a/IMG/cpio/ventoy/ventoy_chain.sh
+++ b/IMG/cpio/ventoy/ventoy_chain.sh
@@ -47,6 +47,12 @@ ventoy_get_os_type() {
     echo "kernel version" >> $VTLOG
     $CAT /proc/version >> $VTLOG
 
+    if [ -d /twres ]; then
+        if $GREP -q 'Phoenix' /init; then
+            echo 'phoenixos'; return
+        fi
+    fi
+
     # rhel5/CentOS5 and all other distributions based on them
     if $GREP -q 'el5' /proc/version; then
         echo 'rhel5'; return
@@ -93,6 +99,10 @@ ventoy_get_os_type() {
     
     # gentoo
     elif $EGREP -q '[Gg]entoo' /proc/version; then
+        if $GREP -q 'daphile' /proc/version; then
+            echo 'daphile'; return
+        fi
+    
         echo 'gentoo'; return
         
     # TinyCore
@@ -119,10 +129,14 @@ ventoy_get_os_type() {
     elif $GREP -q 'Alpine' /proc/version; then
         echo 'alpine'; return
 
+    elif $GREP -i -q 'PhoenixOS' /proc/version; then
+        echo 'phoenixos'; return
+    
     # NixOS
     elif $GREP -i -q 'NixOS' /proc/version; then
         echo 'nixos'; return
     
+    
     fi
 
     if [ -e /lib/debian-installer ]; then
@@ -231,6 +245,10 @@ ventoy_get_os_type() {
         echo 'hyperbola'; return
     fi
     
+    if $GREP -q 'CRUX' /proc/version; then
+        echo 'crux'; return
+    fi
+    
     echo "default"
 }
 
diff --git a/IMG/vtloopex/crux/vtloopex/dm-mod/4.19.48/64/dax.ko.xz b/IMG/vtloopex/crux/vtloopex/dm-mod/4.19.48/64/dax.ko.xz
new file mode 100644
index 00000000..7b9e0df5
Binary files /dev/null and b/IMG/vtloopex/crux/vtloopex/dm-mod/4.19.48/64/dax.ko.xz differ
diff --git a/IMG/vtloopex/crux/vtloopex/dm-mod/4.19.48/64/dm-mod.ko.xz b/IMG/vtloopex/crux/vtloopex/dm-mod/4.19.48/64/dm-mod.ko.xz
new file mode 100644
index 00000000..bfefb617
Binary files /dev/null and b/IMG/vtloopex/crux/vtloopex/dm-mod/4.19.48/64/dm-mod.ko.xz differ
diff --git a/INSTALL/EFI/BOOT/grubx64_real.efi b/INSTALL/EFI/BOOT/grubx64_real.efi
index eb7a8471..a20cb695 100644
Binary files a/INSTALL/EFI/BOOT/grubx64_real.efi and b/INSTALL/EFI/BOOT/grubx64_real.efi differ
diff --git a/INSTALL/grub/grub.cfg b/INSTALL/grub/grub.cfg
index b85a31a8..33789ac9 100644
--- a/INSTALL/grub/grub.cfg
+++ b/INSTALL/grub/grub.cfg
@@ -157,6 +157,9 @@ function distro_specify_initrd_file {
         if [ -e (loop)/casper/initrd ]; then
             vt_linux_specify_initrd_file /casper/initrd
         fi
+        if [ -e (loop)/casper/initrd.gz ]; then
+            vt_linux_specify_initrd_file /casper/initrd.gz
+        fi
         if [ -e (loop)/casper/initrd-oem ]; then
             vt_linux_specify_initrd_file /casper/initrd-oem
         fi
@@ -221,6 +224,8 @@ function distro_specify_initrd_file_phase2 {
         vt_linux_specify_initrd_file /initrd
     elif [ -f (loop)/live/initrd1 ]; then 
         vt_linux_specify_initrd_file /live/initrd1
+    elif vt_strstr $vt_volume_id "Daphile"; then
+        vt_linux_parse_initrd_isolinux   (loop)/isolinux/
         
     fi
 }
@@ -899,36 +904,6 @@ function ventoy_img_volumio {
     vt_unset_boot_opt
 }
 
-function ventoy_img_fydeos {
-
-    set ventoy_busybox_ver=64
-
-    vt_load_cpio  $vtoy_path/ventoy.cpio  ${vt_chosen_path} ${vtoy_iso_part} "busybox=$ventoy_busybox_ver"
-    vt_trailer_cpio ${vtoy_iso_part} ${vt_chosen_path} noinit
-    
-    # loopback easysfs (vtimghd,1)/easy.sfs
-    # vt_get_lib_module_ver (easysfs) /lib/modules/ vt_module_ver
-    
-    # if [ -n "$vt_module_ver" ]; then        
-        # for mod in "kernel/drivers/md/dm-mod.ko" "kernel/drivers/dax/dax.ko"; do
-            # vt_img_extra_initrd_append  (easysfs)/lib/modules/$vt_module_ver/$mod
-        # done
-    # fi
-
-    ventoy_debug_pause
-
-    #boot image file
-    vt_set_boot_opt rdinit=/vtoy/vtoy
-    vt_img_hook_root
-    
-    set root=(vtimghd,12)
-    configfile (vtimghd,12)/efi/boot/grub.cfg
-    #syslinux_configfile (vtimghd,12)/syslinux/syslinux.cfg
-    
-    vt_img_unhook_root
-    vt_unset_boot_opt
-}
-
 
 function img_common_menuentry {
     set ventoy_busybox_ver=32
@@ -950,15 +925,14 @@ function img_common_menuentry {
 
     vt_img_extra_initrd_reset
 
+    #vt_get_fs_label (vtimghd,1) vtImgHd1Label
+    
     if [ -e (vtimghd,1)/easy.sfs ]; then
         ventoy_img_easyos
     elif [ -e (vtimghd,1)/volumio.initrd ]; then
         ventoy_img_volumio
-    elif [ -e (vtimghd,3)/etc/os-release ]; then
-        if vt_file_strstr (vtimghd,3)/etc/os-release FydeOS; then
-            ventoy_img_fydeos
-        fi
-        
+    
+
     else
         echo -e "\n This IMG file is NOT supported now. \n"
         echo -e " 当前不支持启动此 IMG 文件 \n"    
@@ -983,7 +957,7 @@ function img_unsupport_menuentry {
 #############################################################
 #############################################################
 
-set VENTOY_VERSION="1.0.18"
+set VENTOY_VERSION="1.0.19"
 
 # Default menu display mode, you can change it as you want.
 #    0: List mode   
diff --git a/INSTALL/grub/i386-pc/command.lst b/INSTALL/grub/i386-pc/command.lst
index 832cd8a7..8571ae80 100644
--- a/INSTALL/grub/i386-pc/command.lst
+++ b/INSTALL/grub/i386-pc/command.lst
@@ -188,6 +188,8 @@ vbeinfo: videoinfo
 vbetest: videotest
 videoinfo: videoinfo
 videotest: videotest
+vt_img_extra_initrd_append: linux
+vt_img_extra_initrd_reset: linux
 vt_set_boot_opt: linux
 vt_unset_boot_opt: linux
 write_byte: memrw
diff --git a/INSTALL/grub/i386-pc/core.img b/INSTALL/grub/i386-pc/core.img
index eec9e4ee..60b90322 100644
Binary files a/INSTALL/grub/i386-pc/core.img and b/INSTALL/grub/i386-pc/core.img differ
diff --git a/INSTALL/grub/i386-pc/syslinuxcfg.mod b/INSTALL/grub/i386-pc/syslinuxcfg.mod
index 0756a05d..3f3252b2 100644
Binary files a/INSTALL/grub/i386-pc/syslinuxcfg.mod and b/INSTALL/grub/i386-pc/syslinuxcfg.mod differ
diff --git a/INSTALL/grub/x86_64-efi/command.lst b/INSTALL/grub/x86_64-efi/command.lst
index c5429251..343d1709 100644
--- a/INSTALL/grub/x86_64-efi/command.lst
+++ b/INSTALL/grub/x86_64-efi/command.lst
@@ -177,6 +177,8 @@ true: true
 usb: usbtest
 videoinfo: videoinfo
 videotest: videotest
+vt_img_extra_initrd_append: linux
+vt_img_extra_initrd_reset: linux
 vt_set_boot_opt: linux
 vt_unset_boot_opt: linux
 write_byte: memrw
diff --git a/INSTALL/grub/x86_64-efi/syslinuxcfg.mod b/INSTALL/grub/x86_64-efi/syslinuxcfg.mod
index fc621e99..971c2094 100644
Binary files a/INSTALL/grub/x86_64-efi/syslinuxcfg.mod and b/INSTALL/grub/x86_64-efi/syslinuxcfg.mod differ
diff --git a/INSTALL/ventoy/ventoy.cpio b/INSTALL/ventoy/ventoy.cpio
index a6a97d49..bd1241f2 100644
Binary files a/INSTALL/ventoy/ventoy.cpio and b/INSTALL/ventoy/ventoy.cpio differ
diff --git a/INSTALL/ventoy/vtloopex.cpio b/INSTALL/ventoy/vtloopex.cpio
index aefe96e1..763a0374 100644
Binary files a/INSTALL/ventoy/vtloopex.cpio and b/INSTALL/ventoy/vtloopex.cpio differ