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错误：更新后未找到 Wifi 适配器

tag-icon • tag-icon networking iwlwifi
错误：更新后未找到 Wifi 适配器

我一个月前遇到过与上一个问题相同的问题。 错误：“未找到 Wi-Fi 适配器”。但我按照以下方法操作后就解决了： 未找到 WiFi 适配器 AX201：Ubuntu 18.04。大约一周前我更新电脑后，现在我又遇到了同样的问题。
lspci -knn | grep Net -A3; rfkill list

00:14.3 Network controller [0280]: Intel Corporation Device [8086:02f0]
    Subsystem: Intel Corporation Device [8086:0034]
    Kernel modules: wl, iwlwifi
00:15.0 Serial bus controller [0c80]: Intel Corporation Device [8086:02e8]
0: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no

我的内核版本是Linux 5.3.0-40-通用 x86_64我的 Ubuntu 版本是18.04. 输出sudo lshw -C network

*-network UNCLAIMED       
       description: Network controller
       product: Intel Corporation
       vendor: Intel Corporation
       physical id: 14.3
       bus info: pci@0000:00:14.3
       version: 00
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix bus_master cap_list
       configuration: latency=0
       resources: memory:b4210000-b4213fff
  *-network
       description: Ethernet interface
       physical id: 1
       logical name: enp0s20f0u3
       serial: a6:db:bc:17:91:0f
       capabilities: ethernet physical
       configuration: broadcast=yes driver=rndis_host driverversion=22-Aug-2005 firmware=RNDIS device ip=192.168.42.216 link=yes multicast=yes

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