D-Link DWR-921 - Obtaining IP Address Automatically and Connecting to Wireless Network (OS Windows 10)

DWR-921 Quick Installation Guide
If you connect to a hidden network, enter the network name in the Network
name (SSID) field. Then select a needed value from the Network
authentication list and then, if needed, enter the password in the relevant
field.
3. Click the NEXT button.
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