我的 Ubuntu 系统上的 Wi-Fi 最近停止工作。当我将鼠标悬停在工具栏上时，它显示：“Wi-Fi 已禁用”，在网络应用程序中显示：“未找到 Wi-Fi 适配器”。我使用 Windows 进行双启动，在 Windows 上它就像一个魅力。有线连接也效果很好。这是输出sudo lshw -C network：
*-network DISABLED
description: Wireless interface
product: Dual Band Wireless-AC 3165 Plus Bluetooth
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:07:00.0
logical name: wlp7s0
version: 99
serial: 30:24:32:41:1a:36
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=4.15.0-45-generic firmware=29.1044073957.0 latency=0 link=no multicast=yes wireless=IEEE 802.11
resources: irq:144 memory:a4300000-a4301fff
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:08:00.0
logical name: enp8s0
version: 15
serial: 8c:16:45:a0:2a:08
size: 100Mbit/s
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 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168h-2_0.0.2 02/26/15 ip=192.168.88.46 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
resources: irq:17 ioport:3000(size=256) memory:a4204000-a4204fff memory:a4200000-a4203fff