sudo modprobe -r brcmfmac && sudo modprobe brcmfmac also works for me on my mac book pro running xenial mate edition.
Another note that if the laptop goes to sleep and wakes it may lose the network interface. It appears as 'auto ethernet' when it's not functioning properly. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1577113 Title: 50/50 chance for BCM43602 to come up correctly during boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1577113/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
