However, Windows 7 lacks native support for WPA3 and modern hotspot features, so you will be limited to WPA2 networks only.
Router forced to 20 MHz bandwidth mode. Fix: Log into your router’s admin panel. For the 2.4 GHz network, set: However, Windows 7 lacks native support for WPA3
After extensive community testing (from sources like DriverGuide, Dell Community forums, and Reddit), the consensus for the best Dell Wireless 1707 / Qualcomm 9565 driver for Windows 7 (64-bit) is: Dell Community forums