SMC Networks SMCWBR14-G2 - Manual (Page 105)

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Firmware Upgrade
Use this screen to update the firmware to the latest version.
Go to www.smc.com to find the latest firmware. Download the firmware
to your hard drive first. Click Browse... to locate the saved file. After
locating the new firmware file, click BEGIN UPGRADE. Follow the
instructions to complete the upgrade. After restarting, check the Status
page to make sure the device is running the new code.