When you connect a BQB-based device to your PC, Windows or Linux will automatically fetch a "Microsoft Generic Driver" or an open-source alternative. At first glance, this works. The device lights up; the internet connects. So, why would you need more?
Look at the physical chip or check Device Manager. You need the specific SKU (e.g., BQB-X570 or BQB-2100). Do not guess. bqb chipset website driver better