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未找到 Wi-Fi 适配器（22.04）

tag-icon • tag-icon networking drivers wireless 22.04 dell
未找到 Wi-Fi 适配器（22.04） 
 *-network DISABLED
       description: Wireless interface
       product: Wireless 7260
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: wlp3s0
       version: bb
       serial: 10:4a:7d:2f:df:a5
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlwifi driverversion=5.15.0-58-generic firmware=17.3216344376.0 7260-17.ucode latency=0 link=no multicast=yes wireless=IEEE 802.11
       resources: irq:48 memory:f7c00000-f7c01fff

network controller: Intel Corporation Wireless 7260 (rev bb)
    Subsystem: Intel Corporation Dual Band Wireless-AC 7260
    Flags: bus master, fast devsel, latency 0, IRQ 48
    Memory at f7c00000 (64-bit, non-prefetchable) [size=8K]
    Capabilities: <access denied>
    Kernel driver in use: iwlwifi
    Kernel modules: iwlwifi, wl

farhad@fbm:~/Desktop$ rfkill list
0: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no
1: dell-wifi: Wireless LAN
    Soft blocked: no
    Hard blocked: yes
2: dell-bluetooth: Bluetooth
    Soft blocked: no
    Hard blocked: yes
3: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: yes

答案1

您的无线设备被硬阻止。尝试找到硬件开关。它要么是物理按钮，要么是某个 Fn+Fx 组合键。也可以在 BIOS 中禁用无线设备。

如果没有硬件开关，你可以将dell_wmi内核模块列入黑名单。但这是最后的手段。

跑步

sudo tee /etc/modprobe.d/disable-dellwmi.conf <<< "blacklist dell_wmi"

然后重新启动。

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