No. It unlocks the card’s full potential (up to ~150 Mbps real-world), but a 500 Mbps connection will still be bottlenecked by the card.
Many repositories list version 5.100.235.19 (or similar versions from 2012–2015) as the final stable release for Windows. broadcom bcm94312hmg driver updated
Common in Windows 10 updates. Fixing this requires rolling back to the broadcom bcm94312hmg driver updated
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