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far2brid's avatar
far2brid
Iron Contributor
Jan 01, 2026

Windows Server 2019 Failed to Install Network Adapter

When attempting to use a USB wireless network adapter on Windows Server 2019, after running the included driver, the device appears under “Other devices” in Device Manager with a garbled name marked by a yellow exclamation mark and fails to be recognized properly. Previously, a PCIe wireless network card was used, but the connection was extremely unstable (frequent disconnections, high packet loss, abnormal bandwidth). Even with the “Wireless LAN Service” enabled, it was barely usable. Could this system have compatibility issues with consumer-grade wireless network cards? Seeking driver solutions or alternatives.

1 Reply

  • Dove's avatar
    Dove
    Copper Contributor

    What make and model is the USB Wifi adapter?

    You will need the applicable wireless driver for that adapter. Not the ethernet (wired) driver.

    And only one network adapter (wireless or wired) should be enabled barring some specific requirements for bridging.

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