☰

22.04 中没有连接 Wifi 的选项

tag-icon • tag-icon networking dual-boot wireless 22.04
22.04 中没有连接 Wifi 的选项

我最近升级到了 Ubuntu 22.04。我的系统也是双启动的，带有 Windows。一切都很顺利，直到最近电脑因为电池耗尽而崩溃。现在，不再有网络选项。我尝试了以下修复这里，但没有任何效果。我还确认 Windows 中的快速启动已关闭。WiFi 在 Windows 中运行正常。

以下是我从标准命令中收集到的信息：

    sudo lshw -class network
  *-network UNCLAIMED       
       description: Network controller
       product: RTL8821CE 802.11ac PCIe Wireless Network Adapter
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:01:00.0
       version: 00
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress cap_list
       configuration: latency=0
       resources: ioport:3000(size=256) memory:80500000-8050ffff
  *-network
       description: Ethernet interface
       physical id: b
       bus info: usb@2:2
       logical name: enx00e04c6809e9
       serial: 00:e0:4c:68:09:e9
       size: 1Gbit/s
       capacity: 1Gbit/s
       capabilities: ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=r8152 driverversion=v1.12.12 duplex=full firmware=rtl8153a-4 v2 02/07/20 ip=10.0.0.66 link=yes multicast=yes port=MII speed=1Gbit/s

lsusb
Bus 002 Device 002: ID 0bda:8153 Realtek Semiconductor Corp. RTL8153 Gigabit Ethernet Adapter
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 04f3:2753 Elan Microelectronics Corp. Touchscreen
Bus 001 Device 003: ID 0408:5365 Quanta Computer, Inc. HP TrueVision HD Camera
Bus 001 Device 005: ID 0bda:b00a Realtek Semiconductor Corp. Realtek Bluetooth 4.2 Adapter
Bus 001 Device 002: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

lspci
00:00.0 Host bridge: Intel Corporation Ice Lake-LP Processor Host Bridge/DRAM Registers (rev 03)
00:02.0 VGA compatible controller: Intel Corporation Iris Plus Graphics G1 (Ice Lake) (rev 07)
00:04.0 Signal processing controller: Intel Corporation Device 8a03 (rev 03)
00:14.0 USB controller: Intel Corporation Ice Lake-LP USB 3.1 xHCI Host Controller (rev 30)
00:14.2 RAM memory: Intel Corporation Ice Lake-LP DRAM Controller (rev 30)
00:15.0 Serial bus controller: Intel Corporation Ice Lake-LP Serial IO I2C Controller #0 (rev 30)
00:15.1 Serial bus controller: Intel Corporation Ice Lake-LP Serial IO I2C Controller #1 (rev 30)
00:16.0 Communication controller: Intel Corporation Ice Lake-LP Management Engine (rev 30)
00:17.0 RAID bus controller: Intel Corporation 82801 Mobile SATA Controller [RAID mode] (rev 30)
00:1c.0 PCI bridge: Intel Corporation Device 34bf (rev 30)
00:1d.0 PCI bridge: Intel Corporation Ice Lake-LP PCI Express Root Port #9 (rev 30)
00:1f.0 ISA bridge: Intel Corporation Ice Lake-LP LPC Controller (rev 30)
00:1f.3 Audio device: Intel Corporation Ice Lake-LP Smart Sound Technology Audio Controller (rev 30)
00:1f.4 SMBus: Intel Corporation Ice Lake-LP SMBus Controller (rev 30)
00:1f.5 Serial bus controller: Intel Corporation Ice Lake-LP SPI Controller (rev 30)
01:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter
02:00.0 Non-Volatile memory controller: Micron Technology Inc Device 5410 (rev 01)

rfkill list all
0: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no

剧本来自这个答案给出输出这里。

答案1

cd backport-iwlwifi && sudo make uninstall

@Jeremy31 的命令解决了问题。谢谢！

相关内容