# Firmware Upgrade

The Firmware Upgrade page of the Settings application step allows you to upload new firmware packages for upgrading device firmware.

If the EI Tunnel Manager unit is on version 1.2.1 or later, you can upgrade the EI Tunnel Manager firmware through the user interface by performing the following steps:

1. Make sure you are on the same network as EI Tunnel Manager Internal Ethernet port. The IP address of the Internal Ethernet port is in the form of 192.168.1.X.
2. Connect to the EI Tunnel Manager Internal Ethernet port. For more information, see Connecting the EI Tunnel Manager.
3. Open a web browser and type the IP address of the EI Tunnel Manager unit into the address bar. The default static IP address is 191.168.1.100. The EI Tunnel Manager user interface opens up.
4. Navigate to Settings > Firmware Upgrade in the EI Tunnel Manager navigation pane.

5. Click on the Browse button and select the latest firmware version available for download on the Cognex website. The firmware is a .pkg format file.

6. Click on the Upgrade button and wait for upgrade to complete.

   If the EI Tunnel Manager unit is on version 1.1.1, you can upgrade EI Tunnel Manager firmware through DataMan Setup Tool. For more information, see Software Update.