Leave a comment below (check community forums) or double-check that you are not confusing the CT-WN4320Z with the Bluetooth-only CT-WN4320B variant, which requires entirely different drivers.
from a trusted source:
WEP, WPA-PSK (Note: Modern WPA3 and some WPA2 configurations may not be supported by this older hardware) Why Windows 10 Doesn't Recognize It Automatically Drivers wlan usb2.0 ct-wn4320z windows 10
| Issue | Likely Fix | |-------|-------------| | | Go to Device Manager → Network adapters → Right-click the adapter → Properties → Power Management tab → Uncheck "Allow the computer to turn off this device" . | | Blue screen (BSOD) when using the adapter | You installed a wrong driver (e.g., for RTL8188CE or RTL8192). Completely uninstall it, then install the correct RTL8188EU driver. | | Adapter shows as "802.11n USB NIC" but doesn't work | Windows used a generic Microsoft driver that is not fully compatible. Manually force the Realtek driver from the Update Catalog. | | Works after reboot, then stops | Windows Update may have replaced your driver. Disable automatic driver updates via Group Policy or Registry. | Leave a comment below (check community forums) or