If you have a .inf driver folder instead of an executable:
The Broadcom BCM2045 v.6.1.0.4700 driver is a common reliable source. bcm2045a0 driver windows 11
Unplug the device (if USB) or restart your PC fully. If you have a
, this driver often appears as an "Unknown Device" in Device Manager because Broadcom no longer provides direct consumer downloads. Driver Easy How to Install the BCM2045A0 Driver on Windows 11 bcm2045a0 driver windows 11