Celeb Glow
news | March 18, 2026

Apple airport card

Yesterday I installed Ubuntu on my Intel-based iMac. However, after the installation, it turns out that Ubuntu is unable to utilize the internal airport extreme card for WiFi. How can I fix this?

The command lshw -C network tells me:

*-network description: Ethernet interface product: MCP79 Ethernet vendor: NVIDIA Corporation physical id: a bus info: pci@0000:00:0a.0 logical name: enp0s10 version: b1 serial: 00:25:4b:b1:8f:e2 size: 100Mbit/s capacity: 1Gbit/s width: 32 bits clock: 66MHz capabilities: pm msi bus_master cap_list ethernet physical mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation configuration: autonegotiation=on broadcast=yes driver=forcedeth driverversion=0.64 duplex=full ip=192.168.0.27 latency=0 link=yes maxlatency=20 mingnt=1 multicast=yes port=MII speed=100Mbit/s resources: irq:27 memory:93586000-93586fff ioport:21e0(size=8) memory:93589000-935890ff memory:93589300-9358930f
*-network description: Network controller product: BCM4322 802.11a/b/g/n Wireless LAN Controller vendor: Broadcom Limited physical id: 0 bus info: pci@0000:04:00.0 version: 01 width: 64 bits clock: 33MHz capabilities: pm msi pciexpress bus_master cap_list configuration: driver=b43-pci-bridge latency=0 resources: irq:18 memory:93200000-93203fff
5 Reset to default

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