virt-xml

Edit libvirt Domain XML files with explicit command-line options. NOTE: 'domain' refers to the name, UUID or ID for the existing VMs (See: tldr virsh). More information: https://github.com/virt-manager/virt-manager/blob/main/man/virt-xml.rst.

• List all the suboptions for a specific option:
  virt-xml --{{option}}=?
• List all the suboptions for disk, network, and boot:
  virt-xml --disk=? --network=? --boot=?
• Edit a value for a specific domain:
  virt-xml {{domain}} --edit --{{option}} {{suboption}}={{new_value}}
• Change the description for a specific domain:
  virt-xml {{domain}} --edit --metadata description="{{new_description}}"
• Enable/Disable the boot device menu for a specific domain:
  virt-xml {{domain}} --edit --boot bootmenu={{on|off}}
• Attach host USB hub to a running VM (See: tldr lsusb):
  virt-xml {{domain}} --update --add-device --hostdev {{bus}}.{{device}}