Look under Network adapters . It may appear as "Broadcom 802.11n Network Adapter" or "Unknown Device".
: Instead of searching for the "Dnub-at1" string, search for "Broadcom BCM43236 USB driver" . Many laptop manufacturers (like HP, Dell, or Lenovo) host these Broadcom drivers on their support pages for older internal Wi-Fi cards that use the same chip. Dnub-at1-236b- Driver Download
Here is everything you need to know about finding and installing the correct drivers for this Broadcom-based device. Understanding the DNUB-AT1 (236B) Look under Network adapters
Downloading the Dnub-at1-236b driver is a straightforward process. Here are the steps to follow: Many laptop manufacturers (like HP, Dell, or Lenovo)
Because the DNUB-AT1 is based on the Broadcom BCM43236 chip, it is compatible with drivers designed for other famous adapters using the same hardware. If you cannot find a "DNUB-AT1" specific installer, you can successfully use drivers for: Huawei BCM43236 Step 2: Where to Download