Periodically, a new version of the UltiMaker S3 firmware is released. To ensure that your UltiMaker S3 has the latest features, we recommend keeping the firmware updated. This can be performed on the UltiMaker S3 when connected to a network or via USB.
Tip: For the latest release notes, please check this page: UltiMaker S series firmware release notes
The most recent firmware versions for the UltiMaker S3 are 9.0.5 (Latest) and 9.0.3 (Stable):
Update via USB
If the UltiMaker S3 is not connected to a network, you can update the firmware via USB. Take the following steps:
- Download the firmware file via the link above.
- Place the firmware file (.swu) in the root directory of a USB stick.
- Insert the USB stick into the USB port of your printer.
- Open the Options menu (gear icon), go to Maintenance → Update firmware, and select the new firmware in the update menu.
Wait for the UltiMaker S3 to finish updating the firmware. The printer will restart.
Note: Never remove the USB stick and never power off the printer during the installation.
Update via the network
Connect the printer to the network via Wi-Fi or Ethernet in the Options menu (gear icon), under Network. If the printer is already connected to the network, it will show a prompt whenever a new firmware version becomes available. If you choose to postpone the update until later, take the following steps when you are ready to install the new firmware.
Tip: When updating the firmware via the network, the printer will automatically download the correct version.
- Go to the Printer tasks, or open the Options menu (gear icon), and go to Maintenance → Update firmware.
- Select the Stable or Latest version, depending on your preferred firmware channel.
- Press Install to start updating the firmware.
Wait for the UltiMaker S3 to finish updating the firmware. The printer will restart.
Note: Never power off the printer while the firmware update is in progress.
