可能的重要输出:
lspci -nnk | grep -A2 0280
01:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter [10ec:c821]
Subsystem: AzureWave RTL8821CE 802.11ac PCIe Wireless Network Adapter [1a3b:304b]
Kernel driver in use: rtw_8821ce
sudo lshw -C network
*-network
description: Wireless interface
product: RTL8821CE 802.11ac PCIe Wireless Network Adapter
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:01:00.0
logical name: wlp1s0
version: 00
serial: 2c:3b:70:2f:0e:a7
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtw_8821ce driverversion=5.19.0-42-generic firmware=N/A ip=192.168.1.115 latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: irq:66 ioport:f000(size=256) memory:fcf00000-fcf0ffff
Windows 上的无线连接信号非常强,而 Ubuntu 上的信号不稳定。我尝试了这里提供的所有选项:https://itsfoss.com/speed-up-slow-wifi-connection-ubuntu/但它们都不起作用。每当我测试 wifi 速度时,它都会给出与 Windows 相同的速度,但在 Ubuntu 上有时会完全下降。这只发生在我的路由器 TP-LINK Archer 7 上。
是否有路由器设置可以解决这个问题?