workforce 3640 will not recognize my wi-fi, i tried putting the info in manually and still won’t, Errorsdoc » Questions » workforce 3640 will not recognize my wi-fi, i tried putting the info in manually and still won’t, 2.24K viewsAugust 13, 2018 0 Alicia (anonymous) June 25, 2018 0 Comments workforce 3640 will not recognize my wi-fi router, i tried putting the info in manually and still won’t, it worked fine yesterday venmartin Changed status to publish August 13, 2018 Add a Comment 0 Answers ActiveVotedNewestOldest Write your answer. Register or Login