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Ubuntu 20.10 中 WiFi 会自动断开，并且只有在重启时才会重新启动

tag-icon • tag-icon networking drivers wireless network-manager 20.10
Ubuntu 20.10 中 WiFi 会自动断开，并且只有在重启时才会重新启动

每当我启动 Linux 系统时，WiFi 都会正常工作 20-25 分钟，然后突然断开连接。然后它无法检测到附近的任何热点，并且 wifi 符号变成这样：WiFi 符号

在设置中显示“不可用” 无线网络设置

运行时lshw -C network，我得到了这个：

ankur@ankurkh1:~$ sudo lshw -C network
[sudo] password for ankur: 
  *-generic DISABLED        
       description: Wireless interface
       product: RTL8822BE 802.11a/b/g/n/ac WiFi adapter
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: wlo1
       version: ff
       serial: 80:91:33:4e:75:e9
       width: 32 bits
       clock: 66MHz
       capabilities: bus_master vga_palette cap_list ethernet physical wireless
       configuration: broadcast=yes driver=rtw_8822be driverversion=5.8.0-48-generic firmware=N/A latency=255 link=no maxlatency=255 mingnt=255 multicast=yes wireless=IEEE 802.11
       resources: irq:140 ioport:3000(size=256) memory:b1200000-b120ffff
  *-network
       description: Ethernet interface
       physical id: 1
       bus info: usb@1:3
       logical name: usb0
       serial: 32:3b:de:72:d8:4a
       capabilities: ethernet physical
       configuration: broadcast=yes driver=rndis_host driverversion=22-Aug-2005 firmware=RNDIS device ip=192.168.42.223 link=yes multicast=yes

的输出rfkill list all如下：

ankur@ankurkh1:~$ rfkill list all
0: asus-wlan: Wireless LAN
    Soft blocked: no
    Hard blocked: no
1: asus-bluetooth: Bluetooth
    Soft blocked: no
    Hard blocked: no
2: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
3: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no

我也尝试过service NetworkManager restart，但是效果不太好。

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