内核版本是 5.9.12-050912-generic 下面两张图片我认为表明缺少某些固件/驱动程序，但无法设法使其工作。
并且没有任何障碍：
nico@nico:/usr/lib/firmware$ rfkill list all
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
有人知道如何解决这个问题吗？
[编辑]
nico@nico:/usr/lib/firmware$ lspci -nnk | grep -iA3 net
lspci: Unable to load libkmod resources: error -12
00:14.3 Network controller [0280]: Intel Corporation Killer Wi-Fi 6 AX1650i 160MHz Wireless Network Adapter (201NGW) [8086:34f0] (rev 30)
Subsystem: Intel Corporation Killer Wi-Fi 6 AX1650i 160MHz Wireless Network Adapter (201NGW) [8086:0000]
00:15.0 Serial bus controller [0c80]: Intel Corporation Ice Lake-LP Serial IO I2C Controller #0 [8086:34e8] (rev 30)
Subsystem: Lenovo Ice Lake-LP Serial IO I2C Controller [17aa:3852]
Kernel driver in use: intel-lpss
--
01:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 15)
Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:3852]
Kernel driver in use: r8169
02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI Express Card Reader [10ec:522a] (rev 01)
Subsystem: Lenovo RTS522A PCI Express Card Reader [17aa:3852]
[编辑 2] 此命令的输出更长，与之前的输出完全相同，但代码不同ucode
sudo modprobe iwlwifi && dmesg | grep iwl
[ 9.032170] iwlwifi 0000:00:14.3: Direct firmware load for (efault)3.ucode failed with error -2
[ 9.032177] iwlwifi 0000:00:14.3: Direct firmware load for (efault)2.ucode failed with error -2
[ 9.032184] iwlwifi 0000:00:14.3: Direct firmware load for (efault)1.ucode failed with error -2
[ 9.032192] iwlwifi 0000:00:14.3: Direct firmware load for (efault)0.ucode failed with error -2
[ 9.032192] iwlwifi 0000:00:14.3: no suitable firmware found!
[ 9.032214] iwlwifi 0000:00:14.3: minimum version required: (efault)0
[ 9.032235] iwlwifi 0000:00:14.3: maximum version supported: (efault)128
[ 9.032255] iwlwifi 0000:00:14.3: check git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git