As best I can tell, you take the WR941ND v5 firmware and either TFTP it to the router or rename the file to one the webUI will take. https://wikidevi.wi-cat.ru/TP-LINK_TL-WR940N_Series https://forum.dd-wrt.com/phpBB2/viewtopic.php?t=258391 https://www.google.com/search...