为了解决我的 Wifi 连接问题，我在过去一天尝试了这里和其他网站的所有可能的解决方案。我确实有 Ubuntu 18.04.5 LTS。每当我点击检查 wifi 网络时，我都看不到任何网络。它只说没有网络。
sudo lshw -class network
这是输出：
*-network DISABLED
description: Wireless interface
product: Realtek Semiconductor Co., Ltd.
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:03:00.0
logical name: wlo1
version: 00
serial: 40:23:43:61:ee:17
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtw_pci driverversion=5.4.0-42-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11
resources: irq:81 ioport:e000(size=256) memory:f7800000-f780ffff
*-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: eno1
version: 16
serial: 04:0e:3c:a5:dd:aa
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 firmware=rtl8168h-2_0.0.2 02/26/15 latency=0 link=no multicast=yes port=MII
resources: irq:54 ioport:d000(size=256) memory:f7704000-f7704fff memory:f7700000-f7703fff
*-network
description: Ethernet interface
physical id: 2
logical name: bnep0
serial: 40:23:43:61:ee:18
capabilities: ethernet physical
configuration: broadcast=yes ip=192.168.44.13 multicast=yes
我尝试使用此安装 Realtek 驱动程序例子。但是，我的工作没有给我带来任何积极的结果。任何建议都欢迎提出。
编辑 1（由用户 @辣椒55)：
rfkill list all
给出输出：
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
编辑 2：尝试了给出的解决方案这里。结果也不尽如人意。