# mknod > Create block or character device special files. > More information: . - Create a block device: `sudo mknod {{path/to/device_file}} b {{major_device_number}} {{minor_device_number}}` - Create a character device: `sudo mknod {{path/to/device_file}} c {{major_device_number}} {{minor_device_number}}` - Create a FIFO (queue) device: `sudo mknod {{path/to/device_file}} p` - Create a device file with default SELinux security context: `sudo mknod -Z {{path/to/device_file}} {{type}} {{major_device_number}} {{minor_device_number}}`