wireless - Kubuntu wifi does not connect by default when I open my laptop - Ask Ubuntu


i running newest release of kubuntu on 2012 macbook air. when close laptop , reopen few minute later, disconnected wifi, , wifi selection panel @ bottom-left-corner of screen blank, except "wifi" switch , "airplane more" switch. place has wifi networks blank white screen.

by way, new kubuntu have had experience different linux distributions in past, know way around bash , stuff that.

wireless information:

  *-network                   description: network controller    product: bcm43224 802.11a/b/g/n    vendor: broadcom corporation    physical id: 0    bus info: pci@0000:02:00.0    version: 01    width: 64 bits    clock: 33mhz    capabilities: pm msi pciexpress bus_master cap_list    configuration: driver=bcma-pci-bridge latency=0    resources: irq:17 memory:a0400000-a0403fff *-network    description: wireless interface    physical id: 2    logical name: wlp2s0b1    serial: 28:cf:e9:4b:72:27                                                                                                                 capabilities: ethernet physical wireless                                                                                                  configuration: broadcast=yes driver=brcmsmac driverversion=4.4.0-45-generic firmware=610.812 ip=##.#.#.# link=yes multicast=yes wireless=ieee 802.11abgn


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