udev-rule.txt

/etc/udev/rules.d/99-ptouch.rules

SUBSYSTEMS=="usb", ENV{DEVTYPE}=="usb_device", ATTRS{idVendor}=="0x04f9", ATTRS{idProduct}=="0x2062", GROUP="plugdev", MODE="0777"

OR

SUBSYSTEMS=="usb", ENV{DEVTYPE}=="usb_device", ATTRS{idVendor}=="04f9", GROUP="plugdev", MODE="0666"