Windows 10: Quickly reset a Wi-Fi network adapter to fix slow wireless speeds, unidentified network, and limited access error, the device isn't connecting to.
How to fix any wireless adapter problems on Windows 10.
Afterwards, select the Wi-Fi icon on the taskbar … Select the network you want to forget, then select Forget. Select Wi-Fi, then select Manage known networks.
Select the Wi-Fi network icon on the right side of the taskbar, then select Network & Internet settings.