This is the most official "Windows 10" source. You can find drivers specifically verified for Windows 10 and later on the Microsoft Update Catalog .
MediaTek provides a generic "all-in-one" driver package (v5.0.55.0) that supports Windows 7, 8, and 10. This is the most official "Windows 10" source
Most laptops with RT3290 use a card. You can replace it with an Intel 7260HMW or Atheros AR5B22 . Both have excellent Windows 10 drivers. Cost: ~$10–15 on eBay. Ensure your laptop’s BIOS does not have a whitelist (HP often does). This is the most official "Windows 10" source
HP released a driver version 5.0.57.0 or 5.0.63.0 for Windows 8.1 that works perfectly on Windows 10. This is the most official "Windows 10" source