![未找到 Ubuntu 无线适配器（Ralink Corp. 设备 [1814: 539a]）](https://linux22.com/image/1017447/%E6%9C%AA%E6%89%BE%E5%88%B0%20Ubuntu%20%E6%97%A0%E7%BA%BF%E9%80%82%E9%85%8D%E5%99%A8%EF%BC%88Ralink%20Corp.%20%E8%AE%BE%E5%A4%87%20%5B1814%3A%20539a%5D%EF%BC%89.png)
我刚刚从 Windows 10 切换到 Linux。我正在使用 HP Probook 4540s 和 Ubuntu 18.04 LTS，内核为 5.3.0-46-generic x86_64。
我在使用无线网卡驱动程序时遇到了问题。
如果我添加了太多不必要的信息，我很抱歉。提前谢谢您。
输出iwconfig：
enp4s0 no wireless extensions.
lo no wireless extensions.
没有 的输出rfkill list all。
的输出sudo lshw -C network是
*-network UNCLAIMED
description: Network controller
product: Ralink corp.
vendor: Ralink corp.
physical id: 0
bus info: pci@0000:03:00.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pm msi pciexpress cap_list
configuration: latency=0
resources: memory:d0600000-d060ffff
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:04:00.0
logical name: enp4s0
version: 07
serial: b4:b5:2f:79:e8:59
size: 1Gbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 duplex=full firmware=rtl8168e-3_0.0.4 03/27/12 ip=192.168.0.154 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s
resources: irq:17 ioport:2000(size=256) memory:d0404000-d0404fff memory:d0400000-d0403fff
的输出sudo modprobe wl是
modprobe: FATAL: Module wl not found in directory /lib/modules/5.3.0-46-generic
以下是输出lspci -vvnn | grep -A 9 Network：
03:00.0 Network controller [0280]: Ralink corp. Device [1814:539a]
Subsystem: Hewlett-Packard Company Device [103c:1839]
Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Interrupt: pin A routed to IRQ 19
Region 0: Memory at d0600000 (32-bit, non-prefetchable) [size=64K]
Capabilities: <access denied>
Kernel modules: rt2800pci
04:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 07)
以下是 的输出lsmod：
Module Size Used by
intel_rapl_msr 20480 0
intel_rapl_common 24576 1 intel_rapl_msr
snd_hda_codec_hdmi 57344 1
snd_hda_codec_idt 61440 1
uvcvideo 94208 0
snd_hda_codec_generic 81920 1 snd_hda_codec_idt
x86_pkg_temp_thermal 20480 0
intel_powerclamp 20480 0
videobuf2_vmalloc 20480 1 uvcvideo
coretemp 20480 0
ledtrig_audio 16384 1 snd_hda_codec_generic
videobuf2_memops 20480 1 videobuf2_vmalloc
videobuf2_v4l2 24576 1 uvcvideo
videobuf2_common 49152 2 videobuf2_v4l2,uvcvideo
videodev 208896 3 videobuf2_v4l2,uvcvideo,videobuf2_common
mc 53248 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
snd_hda_intel 53248 6
kvm 655360 0
irqbypass 16384 1 kvm
crct10dif_pclmul 16384 1
crc32_pclmul 16384 0
ghash_clmulni_intel 16384 0
snd_intel_nhlt 20480 1 snd_hda_intel
cryptd 24576 1 ghash_clmulni_intel
intel_cstate 20480 0
intel_rapl_perf 20480 0
i915 1937408 29
snd_hda_codec 131072 4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_idt
snd_hda_core 90112 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_idt
drm_kms_helper 180224 1 i915
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 102400 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
joydev 28672 0
snd_seq_midi 20480 0
snd_seq_midi_event 16384 1 snd_seq_midi
hp_wmi 16384 0
input_leds 16384 0
serio_raw 20480 0
snd_rawmidi 36864 1 snd_seq_midi
sparse_keymap 16384 1 hp_wmi
wmi_bmof 16384 0
snd_seq 69632 2 snd_seq_midi,snd_seq_midi_event
drm 491520 18 drm_kms_helper,i915
i2c_algo_bit 16384 1 i915
snd_seq_device 16384 3 snd_seq,snd_seq_midi,snd_rawmidi
jmb38x_ms 24576 0
snd_timer 36864 2 snd_seq,snd_pcm
hp_accel 28672 0
fb_sys_fops 16384 1 drm_kms_helper
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
lis3lv02d 24576 1 hp_accel
memstick 20480 1 jmb38x_ms
snd 86016 23 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_hda_codec_idt,snd_rawmidi
input_polldev 20480 1 lis3lv02d
soundcore 16384 1 snd
hp_wireless 16384 0
lpc_ich 24576 0
mac_hid 16384 0
sch_fq_codel 20480 2
rt2800pci 16384 0
rt2800mmio 20480 1 rt2800pci
rt2800lib 126976 2 rt2800mmio,rt2800pci
rt2x00pci 16384 1 rt2800pci
rt2x00mmio 16384 2 rt2800mmio,rt2800pci
rt2x00lib 61440 5 rt2x00mmio,rt2x00pci,rt2800mmio,rt2800pci,rt2800lib
mac80211 778240 3 rt2x00pci,rt2x00lib,rt2800lib
cfg80211 688128 2 rt2x00lib,mac80211
compat 16384 2 mac80211,cfg80211
eeprom_93cx6 16384 1 rt2800pci
libarc4 16384 1 mac80211
parport_pc 40960 0
ppdev 24576 0
lp 20480 0
parport 53248 3 parport_pc,lp,ppdev
ip_tables 32768 0
x_tables 40960 1 ip_tables
autofs4 45056 2
r8169 81920 0
ahci 40960 1
sdhci_pci 45056 0
libahci 32768 1 ahci
realtek 20480 1
psmouse 151552 0
cqhci 28672 1 sdhci_pci
sdhci 57344 1 sdhci_pci
wmi 32768 2 hp_wmi,wmi_bmof
video 49152 1 i915
最后输出dkms status如下：
rtlwifi-new, 0.6, 4.15.0-96-generic, x86_64: installed
rtlwifi-new, 0.6, 5.3.0-46-generic, x86_64: installed
设置>Wifi 显示“未找到 Wi-fi 适配器”。