If you still want to use the BCM94313HMGB on Windows 10 64-bit, the is your best bet. It will work for light browsing and legacy networks but expect no advanced features or rock-solid stability. For anything critical, replace the hardware.
To prevent Windows from overwriting your working driver later: broadcom+bcm94313hmgb+driver+windows+10+64bit+link
If the standard installer fails, follow these manual steps to force the driver to work: If you still want to use the BCM94313HMGB
There is no single broadcom.com download page for this OEM chip. Instead, the working driver is bundled inside Dell, HP, or Acer support packages – or via a reliable driver tool. broadcom+bcm94313hmgb+driver+windows+10+64bit+link