Linux Mint Wifi keeps disconnecting at random times and asks for wifi password

22,832

Two common possibilities here are interference and a bad driver.

You can check about interference by means of the command:

iw dev wlan0 scan | grep 'SSID\|dB\|channel'

Check whether the signal of your wifi network is below 70dB (i.e., the number is bigger than 70), and/or there is another network in the same channel or right next to it.

If this is not the root of your problem (no nearby network in the same or nearby channel, and signal well above 70dB), then you have a problem with your driver. You can check the current driver by means of

lshw -C network

And check that this is also the driver suggested by WikiDevi: in your case, in this Web page. In your case, the suggested driver is rtl8192cu from the backports. If you are using already this driver, then I am at my wit's end. If instead you are not using this driver, you may install it and substitute it to your current driver. If you need instructions to do this, please make sure to post the output of the lshw command.

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22,832
Ryan Schanzenbacher
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Ryan Schanzenbacher

Updated on September 18, 2022

Comments

  • Ryan Schanzenbacher
    Ryan Schanzenbacher over 1 year

    I have a fresh install of linux mint 16 cinnamon edition. I have a Netgear wireless dongle model: WNA1000M. Is there any command i should run to get more details?

    Wifi drops about: 15min to 1hr.

  • ww2000
    ww2000 almost 10 years
    it didn't work, the problem persists
  • syncdk
    syncdk about 9 years
    @fixer1234 Always in the last place you look ^^