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I've been using Linux for a while in many multiple computers, work, home, the laptop I got from work, girlfriend's computer... And I never had a worse experience than with the Wifi card you have. My employer gave me a Dell Vostro 3306 if I recall correctly, which had this card. The solution I found was simply to change the Wireless adapter. I tried many ...


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TP Link 727n v1 or v3. Ralink chipsets are rt3070 v1 and rt5370 v3. The driver is rt2800usb.The version # can be found at the end of the FCC ID: ########V3 located on the back of the device. Also see https://wikidevi.com/wiki/Wireless_adapters/Chipset_table for more info. As far as the chart states Mediatek chipsets don't work in permicuous mode or monitor ...


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If your laptop is already connected to Internet then go to System Settings -> Network and then in the Wireless section, click on "Use as hotspot". After the security notification, it will show you the network name and the wep key needed to connect to this network (those informations can be customized). For more details, you can also check here.


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I figure you have Ubuntu 16.04 and installed firmware using one of the github sites. Recently a new version of package linux-firmware was uploaded to the repositories. When installed, it replaced the firmware you had. If you wish to check, look at dpkg -l | grep linux-firmware The newer version is 157.1 and the quick solution is to wget http://mirrors....


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Thanks to Pilot6, he gave a good advice. So, I fixed it. Disabled the secure boot. Then run the command sudo dkms remove -m rtl8812AU_8821AU_linux/1.0 --all And then sudo dkms install -m rtl8812AU_8821AU_linux -v 1.0 After reboot, my wi-fi works again. And now I know how to deal with it after future kernel updates. Thanks


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Th Realtek driver for this device is added to Ubuntu 16.04 repository. It can be installed by sudo apt install rtl8812au-dkms It supports this adapter 0bda:8179 Realtek Semiconductor Corp. RTL8188EUS 802.11n Wireless Network Adapter


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I did the following and the connection is good so far (with some drops of strength, which I still cannot explain): Plug off and back on the router. See what usb wireless adapter you have by running lsusb in the terminal. Install the driver for the wireless adapter and also make sure that the power management for this device is off. I have Realtek ...



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