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RangeMax Wireless-N DSL Gigabit Modem Router DGN3500 User Manual
Managing Your Network 4-3
v1.0, November 2009
3. If the firmware version on the NETGEAR website is newer than the firmware on your modem
router, download the file to your computer.
4. Under Maintenance on the modem router main menu, select Router Upgrade to display the
following screen:
5. Click Browse, and locate the firmware you downloaded (the file ends in .img or .chk).
6. Click Upload to send the firmware to the modem router.
When the upload is complete, your router automatically restarts. The upgrade process
typically takes about one minute. Read the new firmware release notes to determine whether
you must reconfigure the router after upgrading.
Figure 4-3
Warning: When uploading firmware to the modem router, do not interrupt the Web
browser by closing the window, clicking a link, or loading a new page. If
the browser is interrupted, it could corrupt the firmware.