I believe this bug will be fixed by commit 15d75fcebdf78d316a980487eddcac8e4f1574c8, which is in Trusty as of Ubuntu-3.13.0-28.51. This commit is a cherry pick of upstream 54290fa6.
Can you test the 3.13.0-28.51 kernel and confirm if it fixes this bug or not? It can be downloaded from: https://launchpad.net/~canonical-kernel-team/+archive/ppa/+files/linux-image-3.13.0-28-generic_3.13.0-28.51_amd64.deb ** This bug is no longer a duplicate of bug 1118689 HP envy dv4 - radio kill hotkey does not work -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1303737 Title: [HP 242 G2] Wireless key events were not detected at all To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1303737/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs