Thanks to Md. Minhazul Haque. I missed the point. I don't know whether these would work, Pronabananda Paul bro u can try as said here: http://askubuntu.com/questions/225297/wireless-not-working-hp-probook-4540s http://askubuntu.com/questions/369860/hp-probook-4540s-ubuntu-12-04-wireless-not-working http://www.linuxquestions.org/questions/linux-wireless-networking-41/hp-probook-4540s-wireless-driver-sled-11-sp2-ralink-rt3290sta-4175463763/
I use Dell, which WLAN card or driver is not detected initially. So i had to get it. In ur case the same might have happen. U can check any additional driver from the update panel. Thanks Sazzad Hossain MBA (DU), CSCA™ Articled Student, ACNABIN Chartered Accountants -- Ubuntu Bangladesh https://lists.ubuntu.com/mailman/listinfo/ubuntu-bd
