========== Ventoy2Disk.sh ===============

sudo sh Ventoy2Disk.sh { -i | -I | -u } /dev/XXX   XXX is the USB device, for example /dev/sdb.

Ventoy2Disk.sh CMD [ OPTION ] /dev/sdX
  CMD:
    -i   install ventoy to sdX (fail if disk already installed with ventoy)
    -I   force install ventoy to sdX (no matter installed or not)
    -u   update ventoy in sdX
    
  OPTION: (optional)
   -r SIZE_MB  preserve some space at the bottom of the disk (only for install)
   -s          enable secure boot support (default is disabled)
   -g          use GPT partition style, default is MBR style (only for install)
   

========== CreatePersistentImg.sh ===============

sudo sh CreatePersistentImg.sh

sh CreatePersistentImg.sh  [ -s SIZE_IN_MB ] [ -t FSTYPE ] [ -l LABEL ]   for example:

sh CreatePersistentImg.sh                 ---->  persistence.img in 1GB size and ext4 filesystem and casper-rw label
sh CreatePersistentImg.sh -l MX-Persist   ---->  persistence.img in 1GB size and ext4 filesystem and MX-Persist label
sh CreatePersistentImg.sh -s 2048         ---->  persistence.img in 2GB size and ext4 filesystem and casper-rw label
sh CreatePersistentImg.sh -s 4096 -t xfs  ---->  persistence.img in 4GB size and xfs  filesystem  (ext2/3/4 xfs are supported)  and casper-rw label