# virt-sysprep > Reset, unconfigure, or customize a virtual machine image. > More information: . - List all supported operations (enabled operations are indicated with asterisks): `virt-sysprep --list-operations` - Remove sensitive system data from a virtual machine image: `sudo virt-sysprep {{[-a|--add]}} {{path/to/image.qcow2}}` - Specify a virtual machine by its name and run all enabled operations but don't actually apply the changes: `sudo virt-sysprep {{[-d|--domain]}} {{vm_name}} {{[-n|--dry-run]}}` - Run only the specified operations: `sudo virt-sysprep {{[-d|--domain]}} {{vm_name}} --operations {{operation1,operation2,...}}` - Generate a new `/etc/machine-id` file and enable customizations to be able to change the host name to avoid network conflicts: `sudo virt-sysprep {{[-d|--domain]}} {{vm_name}} --enable {{customizations}} --hostname {{host_name}} --operation {{machine-id}}` - Display help: `virt-sysprep {{[-he|--help]}}`