I've tried your last test kernel (4.2.0-27) and I confirm wifi status is shown properly by the led (after executing the workaround as described above and at the top of this bug report).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/972604 Title: 168c:001c [HP Compaq Presario C700 Notebook PC] Wireless led button doesn't switch colors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/972604/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs