DI-604 Firmware Upgrade Procedures...Please read this file carefully before proceeding with the firmware upgrade.
If your DI-604 is HW:E1 (found on the underside of the DI-604), then upgrade to the firmware version listed as di604_firmware_9218.
If your DI-604 is HW:D1 or earlier (found on the underside of the DI-604), then upgrdade to the firmware version listed as di604_firmware_7218.
Note: Firmware version's 9218 and 7218 are not interchangeable. Version 9218 is only for HW:E1 and 7218 is for all other US HW revisions of the DI-604.
Note: The release notes below are only for the US version of this router. If you have the non-USA version (Firmware V1.6x), then please contact the D-Link office near you.
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