WIFI 6 (Mediatek MT7921) disconnects randomly

Anonymous
2022-04-13T15:55:34+00:00

I just finished building a new pc and installed all the appropriate drivers and software. I have a WIFI 6 router which I have had for a while now and never had any issues with and the motherboard I am using is the ASUS TUF GAMING B550-PLUS WIFI II AM4 AMD B550 SATA 6Gb/s ATX AMD Motherboard. It utilizes the Mediatek MT7921 WIFI card.

The WIFI will randomly disconnect but it says its still connected. Oddly enough I can still load Google and Youtube but nothing else and even then that is intermittent and extremely slow.

Drivers: Ive tried updating, rolling back, deleting and fresh install. no dice

Settings: Ive tried disabling IPV6, Changing from AX to AC to N, etc, Disabled the Bluetooth since its the same adapter. no dice.

Ive even checked to see on another device if my pc is connected to my router while its in this disconnected state and it shows that its connected to my router but it will not connect properly to the internet. I have not had this issue with any other device on my network so I am to conclude that it is most likely to do with this new pc and this Mediatek WIFI Adapter.

Any and all help is greatly appreciated.

Windows for home | Windows 10 | Internet and connectivity

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  1. Anonymous
    2022-04-14T16:23:03+00:00

    So I've updated to the latest driver, ran all of the commands like you recommended and updated to the latest bios and it is still disconnecting randomly.

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  2. David-M 125.7K Reputation points Independent Advisor
    2022-04-13T16:49:40+00:00

    Hi RPanch407.

    I'm David, and I'm happy to help you.

    Have you installed the latest driver available from the Asus website?

    The latest driver is "22.80.1.1", released on 2021/10/27.

    Source: https://www.asus.com/Motherboards-Components/Mo...

    If it wasn't that driver. I suggest you install it and see if it fixes the problem.

    If this is the driver you have installed, reset the network settings as instructed below:

    1. Open Start and select "Settings > Network & Internet > Status";
    2. At the bottom of the page, click on "Network Reset";
    3. Select "Reset Now", and at the confirmation screen, select "Yes";

    Note: The PC will need to be restarted.

    1. Now open Start and type cmd;
    2. Right-click on "Command Prompt" in the result list and select "Run as administrator";
    3. At the Command Prompt, type the following commands one at a time and press Enter:

    netsh int ip reset

    netsh winsock reset

    ipconfig /release

    ipconfig /renew

    ipconfig /flushdns

    1. Restart your PC and see if the issue is resolved.

    If it persists, I suggest you check if the motherboard BIOS is updated.

    The latest version is "2604", released on 2022/03/07.

    If it's not updated, I suggest you update following Asus' instructions.

    I hope this helps. Feel free to ask back any questions.

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