The primary router is what was already used while the second router is to increase the signal and spread it in areas without signal.
How to wifi router connect.
You can buy an ethernet to usb c also known as thunderbolt 3 adapter to fix this problem.
Perform the initial router setup.
Connect the power adapter to the back panel of the wireless router.
Connect the router and the modem with an ethernet cable.
Tap the wifi settings tab or menu.
The secondary wireless router is connected to the main router via an ethernet network cable.
Tap the connect by wps button option.
Routers and wireless routers enable you to share your broadband internet connection with multiple devices.
Connect a second wireless router.
For best results place your router near your modem.
For example type http 192 168 1 1 in the address bar to connect to a router that has 192 168 1 1 as its ip address.
Plug the other end into any free port on the first router other than its uplink port.
To do so you will need to connect your broadband modem to the router.
First let s determine the ip address of router 1 our existing router.
A dialog should open telling you to push the wps button on the router.
If you need to find your router s ip address type cmd in the search window and press enter to open the command prompt.
Connect your main router to your modem via an ethernet cable then connect your computer to the router via a different ethernet cable.
Check that the power led illuminates.
Tap the advanced button.
If you re using a mac you most likely don t have an ethernet port on your computer.
Type ipconfig in the command prompt and press enter to run the command.
Connect an ethernet cable to the broadband modem.
Plug the adapter into an ac outlet.