Firmware
Updated: 09/01/2026
This firmare can only be installed on these Sigma Systems:
Sigma DS4
Sigma DS4-ES1
Sigma DSE
Sigma DS1
Sigma DS2
Sigma DS3
Sigma DS3 CLM
EM1
EM2
Use the Card Printer Firmware Update program to update the printer firmware.
If using the XPS Card Printer Driver and SDK, download the latest driver version.
Note: LXM Card Printer Driver Compatibility with USB-Connected Printers:
- Firmware D4.3.3 only works with LXM Driver 1.8 or later.
- Firmware D4.3.2 is used with LXM Driver 1.7 or prior.
Firmware files: