![](https://lkc.hp.com/storage/app/uploads/public/5a5/dc6/073/5a5dc6073233c145480581.png)
From HP we strongly recommend upgrading to the latest firmware for all units as it includes significant improvements.
Please note that the printer will automatically reboot 2 times until the firmware upgrade process is completed successfully.
This download includes the latest firmware file for the HP Designjet L25500 Printer Series