TP-Link RE580D RE580D V1 User Guide - Page 23

3) Select the network you want to extend from the list. 4) Once a network is selected, the SSID and security settings of that network will automatically fill in. If the host network is encrypted, enter the password in the box of the host wireless security. If the network you want to extend is on but not shown in the list, please try by following the steps below.  Move the extender closer to your router/ AP. Then click Refresh on the top-right corner of the list to scan the network again.  You can also enter the information of the network manually you want to extend on the Connect to Network page. Then click Save to connect to the host network. When Host 2.4GHz/5GHz Security is WEP, please select the index same with the host network. 5) Click Save to save the settings. Manage the Extended Network and Security Settings 15