ifconfig wlan0 up error

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Turns out it was a driver issue. Installing the drivers from https://github.com/hadess/rtl8723bs fixed my WiFi.

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NerdOfLinux
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NerdOfLinux

Updated on September 18, 2022

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  • NerdOfLinux
    NerdOfLinux almost 2 years

    Whenever I run ifconfig wlan0 up I get:

    SIOCSIFFLAGS: Operation not permitted
    

    my lshw -C network shows:

      *-network:1 DISABLED
       description: Wireless interface
       physical id: 2
       logical name: wlan0
       serial: [REMOVED]
       capabilities: ethernet physical wireless
       configuration: broadcast=yes driver=rtl8723bs multicast=yes wireless=unassociated
    

    dimes shows the following error:

    Direct firmware load for rtlwifi/rtl8723bs_nic.bin failed with error -2
    
    • Pilot6
      Pilot6 almost 7 years
      Did you try with sudo? And is it really wlan0? Are you using Ubuntu?
    • NerdOfLinux
      NerdOfLinux almost 7 years
      lshw shows the logical name as wlan0 and I was running it as root
    • Pilot6
      Pilot6 almost 7 years
      What does rfkill list show?
    • NerdOfLinux
      NerdOfLinux almost 7 years
      Soft block and hard block are no.
    • Tom Yan
      Tom Yan almost 7 years
      What's the output of ip l? Does ip l set wlan0 up work?
    • NerdOfLinux
      NerdOfLinux almost 7 years
      ip l set wlan0 up gives RTNETLINK answers: Operation not permitted
    • NerdOfLinux
      NerdOfLinux almost 7 years
      enabling the driver for it r8723bs still won't fix the issue.
    • chili555
      chili555 almost 7 years
      Please run: dmesg | grep rtl As the result may be lengthy, paste the result here and give us the link: paste.ubuntu.com