1. Set the IP address of the LAN port that you are routing, and the network segment cannot be the same as the superior route.
2. Click "Scan Network" under the Wireless tab.
3. In the new interface, you will be presented with a wireless network near you. Click "Join the Network" to the right of the network you need to relay.
4. In the next screen, enter the wireless password for the parent route (if you have a password), select "Wan" network, then click "Submit".
On the next page, click "Save & Apps" directly:
At this point, return to the Network-interface page and you should see that the newly created Wwan interface successfully obtains the DHCP address of the superior, indicating that the connection was successful. Such as:
5. Click on the "Wireless" tab and after the new interface appears, click on the "new" icon in the image.
6. If you set up your SSID, the mode must be set to the access point, the network is set to LAN, and the wireless password is set on the wireless Security page.
7. Finally, click "Save & Apply", wait a moment, you should be able to see the WiFi signal. When you view the wireless page, you should see the following status (two wireless hotspots, one client mode, one master mode), such as:
OpenWrt Wireless Relay Tutorial