Prolink Ac650 Driver _hot_ Today
Windows Update occasionally pushes driver updates, but they are often generic versions that break 5GHz functionality.
Go to Device Manager > Prolink AC650 > Properties > Advanced tab. Look for "Wireless Mode" or "Band." Set it to "802.11a/n/ac" (5GHz only) or "Dual Band 802.11a/b/g/n/ac." Also, ensure your router broadcasts 5GHz on a channel supported by the adapter (channels 36-48, 149-165). prolink ac650 driver
Use the official driver (works for AC650): Windows Update occasionally pushes driver updates, but they
The Raspberry Pi kernel may lack the correct driver. Windows Update occasionally pushes driver updates

