我在 MacbookPro 2016 双启动 MacO 和 Ubuntu 上安装了吗？我没有连接wifi，只有局域网（有时）。我尝试了一些我找到的命令，但没有解决方案。谢谢。
02:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries
BCM43602 802.11ac Wireless LAN SoC [14e4:43ba] (rev 02)
Subsystem: Apple Inc. BCM43602 802.11ac Wireless LAN SoC [106b:0157]
Kernel driver in use: brcmfmac Kernel modules: brcmfmac
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[ 5.007976] usbcore: registered new interface driver brcmfmac
[ 5.136826] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/2
[ 5.138755] brcmfmac 0000:02:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.Apple Inc.-MacBookPro13,2.txt failed with error -2
[ 5.138769] brcmfmac 0000:02:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.txt failed with error -2
[ 5.472861] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/2
[ 5.472891] brcmfmac: brcmf_c_process_clm_blob: no clm_blob available (err=-2), device may have limited channels available
[ 5.473317] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43602/2 wl0: Nov 10 2015 06:38:10 version 7.35.177.61 (r598657) FWID 01-ea662a8c
[ 5.512360] brcmfmac 0000:02:00.0 wlp2s0: renamed from wlan0
[ 5.754337] bluetooth hci0: Direct firmware load for brcm/BCM.hcd failed with error -2
[ 5.754339] Bluetooth: hci0: BCM: Patch brcm/BCM.hcd not found
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iwconfig
lo no wireless extensions.
wlp2s0 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=31 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
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sudo iwlist scan
[sudo] password for vita:
lo Interface doesn't support scanning.
wlp2s0 Scan completed :
Cell 01 - Address: 24:58:6E:BC:E3:C7
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=17/70 Signal level=-93 dBm
Encryption key:on
ESSID:"WIND_6xUapP"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s
Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
Mode:Master
Extra:tsf=0000000000000000
Extra: Last beacon: 84ms ago
IE: Unknown: 000B57494E445F367855617050
IE: Unknown: 010882848B960C121824
IE: Unknown: 030106
IE: Unknown: 050400010000
IE: Unknown: 2A0104
IE: Unknown: 32043048606C
IE: Unknown: 2D1A0C181FFFFF000000000000000000000000000000000000000000
IE: Unknown: 3D1606000000000000000000000000000000000000000000
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
IE: Unknown: DD1E00904C330C181FFFFF000000000000000000000000000000000000000000
IE: Unknown: DD1A00904C3406000000000000000000000000000000000000000000
IE: Unknown: DD0600E04C020160
IE: Unknown: DD0E0050F204104A0001101044000102
Cell 02 - Address: 30:99:35:B4:AF:C2
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=33/70 Signal level=-77 dBm
Encryption key:on
ESSID:"olympiakos7"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=0000000000000000
Extra: Last beacon: 84ms ago
IE: Unknown: 000B6F6C796D7069616B6F7337
IE: Unknown: 010882848B962430486C
IE: Unknown: 030106
IE: Unknown: 050400010000
IE: Unknown: 0706475220010D14
IE: Unknown: 2A0104
IE: Unknown: 32040C121860
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: 46053208010000
IE: Unknown: 2D1A1E181BFFFF000001000000000000000000000000000000000000
IE: Unknown: 3D16060D1600000000000000000000000000000000000000
IE: Unknown: 7F080400080000000040
IE: Unknown: DD180050F204104A00011010440001021049000600372A000120
IE: Unknown: DD090010180204000C0000
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (2) : CCMP TKIP
Authentication Suites (1) : PSK
IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
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rfkill list all
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no