| Setting | Recommended Value | Where to Change | | :--- | :--- | :--- | | | 20 MHz (not Auto/40 MHz) | Device Manager > Adapter > Advanced | | Preamble Mode | Long | Device Manager > Advanced | | Roaming Aggressiveness | Lowest | Device Manager > Advanced | | Power Saving Mode | Disabled | Device Manager > Advanced |
Since official drivers do not exist, use the driver set (last updated for Windows 8.1, but functional on Windows 10). Drivers wlan usb2.0 ct-wn4320z windows 10