Click on manage known networks. Some routers may name this.

How To Discover The Hidden Ssid Of A Wifi Network With These
How to connect to hidden ssid. Once your computer is connected to a hidden network it will be able to detect and see the ssid of the hidden wireless network whenever it is within range. Enter the ssid choose the security type and enter your password. Click open network and sharing center. If you wish to connect to a hidden wireless network you will be required to enter the network name first and then if it is correct the network password. Connecting the android device to a hidden access point to get started go to wi fi settings on your smartphone. Enter the ssid network name.
Select set up a new connection or network. Enter the ssid or the name of the hidden network in the network name field. Click network settings wi fi hidden network connect. Your computer connects to the network. In the security type field choose the type of security used by the hidden network. Enter the security information for the hidden wireless network as follows.
The system will search for access points. Turn on the wireless module. Now click on add a new network. Select connect automatically if you want. Your computer is now connected to your hidden wireless network. In the security key field enter.
In the lower right corner of your screen click the wifi icon. Enter the network security key password. Select the connect to option in the confirmation window. The following table shows roughly the regular sequence.