Right-click the Start button and select Device Manager .
It looks like you’re trying to find a driver download for a device labeled — but that string doesn’t match standard hardware naming conventions from major manufacturers (Intel, Realtek, Broadcom, Dell, HP, Lenovo, etc.).
: Occasionally, the 2x2 USB Dongle driver requires the Ralink manufacturer software rather than the basic Windows driver to maintain stability, especially for 5GHz networks. i--- Dnub-at1-236b- Driver Download LINK
Finding the right driver for specialized hardware like the i--- Dnub-at1-236b- can be a frustrating process, especially when official support pages are difficult to navigate or the device is part of a legacy system. This guide provides a direct path to acquiring the correct software and ensures your hardware functions at peak performance.
Execute the downloaded .exe or .msi file. If the driver is in a .zip or .inf format, use the "Update Driver" function in Device Manager and browse to the extracted folder. Right-click the Start button and select Device Manager
| Problem | Solution | |---------|----------| | | You must disable driver signature enforcement as described above. The error will keep appearing until you do. | | The adapter is detected as a flash drive, not a Wi‑Fi dongle | This usually happens on Linux or embedded systems. On Windows, simply unplug and reinsert the dongle after driver installation. | | Connection is slow (only 150 Mbps instead of 300 Mbps) | Make sure your router supports 40 MHz channel width. In the adapter’s Properties → Advanced , set 802.11n Channel Width to Auto or 20/40 MHz . | | The adapter disconnects under heavy load | This can be a power‑saving issue. Go to Device Manager → right‑click the adapter → Properties → Power Management → uncheck “Allow the computer to turn off this device to save power” . | | Linux (CoreELEC / Ubuntu) does not recognise the adapter | The DNUB‑AT1 works out‑of‑the‑box on many Linux distributions because the brcmfmac driver includes BCM43236 firmware. However, some users need to run usb_modeswitch first. See community discussions for exact commands. |
The (also known as the BCM43236) is a dual-band 802.11a/b/g/n wireless USB dongle designed to provide dual-band Wi-Fi connectivity to laptops and desktops. While specific "one-click" official download sites are rare for this generic hardware, the device is built on the Broadcom BCM43236 chipset , meaning it can use drivers from reputable manufacturers like Linksys or Huawei that utilize the same internal components. Essential Device Specifications Chipset: Broadcom BCM43236. Interface: USB 2.0 Type A. Wi-Fi Standard: IEEE 802.11a/b/g/n (Dual-band). Max Speed: 300Mbps on 5GHz; 150Mbps on 2.4GHz. Finding the right driver for specialized hardware like
However, I can walk you through a step-by-step process on how to find and install drivers for your device: