ZPL commandsPrinter and media

^KPSet Password

Not supported by zplkit yet

Password that protects the printer's front panel settings.

Format

^KPa,b

Parameter	Description	Default
`a`	Four-digit password0000 to 9999	1234 (empty on printers bought in EMEA after August 1, 2025)
`b`	Password level, S4M printers only1 to 4	3

^KNDefine Printer Name

Sets the printer's network name and description, which appear on its configuration label and web page. Send ^JUS to save them.

^MCMap Clear

Controls whether the label image is cleared after printing. With ^MCN the image is kept, so the next label only redraws its ^FV fields.