#* the --overlay-size-mb NNN option creates space for persistence of changes on the disk; otherwise, a liveOS disk is read-only.
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#* the --home-size-mb NNN option creates space for saving the /home/liveuser folder if you want to update the OS image while keeping the user files. In this case, skip the new disk creation and parted steps and leave out the --home-size-mb NNN option at this step and continue on.