Here are some wifi and bluetooth adapters.
I have both for my desktop pc. Win10 probably has the driver, and for win7 you download from the makers website the driver.
https://www.amazon.com/Wireless-USB-WiFi-Adapter-PC/dp/B07V4R3QHW
last wifi adapter I bought 8 years ago
https://www.amazon.com/gp/product/B007M7RP6Q/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1