Bcm94312hmg Driver _verified_: Broadcom
This card was commonly found in laptops from the late 2000s to early 2010s, including Dell Inspiron, HP Pavilion, and Acer Aspire series. It supports speeds up to 54 Mbps (g) or 150 Mbps (n) under ideal conditions but suffers from poor performance on modern 2.4 GHz congested bands.
How do I get a Broadcom BCM4312 wireless card to work? [duplicate] broadcom bcm94312hmg driver