I made this because I now live in India, in a place where power cuts are common. Whenever power is restored, the connection restores to the 2.4Ghz channel, and the "smart switching" by my router/ISP ...

Tenda U18 AX1800 Wi-Fi 6 Dual Band USB 3.0 Wireless Adapter for PC Laptop Desktop, (up to 1201 Mbit/s on 5GHz and 574 Mbit/s on 2.4GHz, WPA3, Only Compatible with Windows 11/10) at Amazon. Savings ...