This bug is not in Ubuntu, but in the Broadcom driver, which AFAIK has not had a new release since 2015. This is a closed-source driver so they are the only ones who could fix it.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1574196 Title: Card with chipset BCM4360 [14e4:43a0] (rev 03) doesn't see 5Ghz networks with high channel number. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bcmwl/+bug/1574196/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs